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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 1649. Отображено 100.
22-03-2012 дата публикации

Uv-reflecting compositions

Номер: US20120070655A1
Принадлежит: Rohm and Haas Co

A composition containing polymeric particles. The polymeric particles have an average particle diameter from 30 to 300 nm and a Vicker's scale hardness from 100 to 700 Kgf/mm 2 . The composition also contains a film-forming polymer having T g no greater than 80° C. The refractive index difference between the polymeric particles and the film-forming polymer is at least 0.04.

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13-03-2014 дата публикации

Crosslinked polymer nanoparticles containing composition, method for preparing a copolymer using the composition, and vinyl chloride resin with improved foam molding properties

Номер: US20140073713A1
Принадлежит: LG Chem Ltd

Disclosed is a crosslinked polymer nanoparticle containing composition, a method for preparing a copolymer using the composition, and a vinyl chloride resin with improved foam molding properties. Processing aid in according with the present invention, provides the effects of improved foam molding properties and processibility of a vinyl chloride resin, during a foam molding process upon being added to the vinyl chloride resin.

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07-01-2016 дата публикации

Thermoplastic Resin Composition and Molded Article Using the Same

Номер: US20160002455A1
Принадлежит:

Provided is a thermoplastic resin composition that comprises (A) a graft copolymer; (B) a polyalkyl (meth)acrylate; (C) an alkyl (meth)acrylate-aromatic vinyl-vinyl cyanide copolymer; and (D) an impact-reinforcing agent, wherein the graft copolymer (A) comprises an aromatic vinyl compound-vinyl cyanide compound copolymer grafted on a core part comprising a rubbery polymer. 1. A thermoplastic resin composition comprising(A) a graft copolymer;(B) a polyalkyl (meth)acrylate;(C) an alkyl (meth)acrylate-aromatic vinyl-vinyl cyanide copolymer; and(D) an impact-reinforcing agent,wherein the graft copolymer (A) comprises an aromatic vinyl compound-vinyl cyanide compound copolymer grafted on a core part comprising a rubbery polymer.2. The thermoplastic resin composition of claim 1 , wherein the graft copolymer (A) comprises 40 to 70 wt % of the core part and 30 to 60 wt % of the grafted aromatic vinyl compound-vinyl cyanide compound copolymer.3. The thermoplastic resin composition of claim 2 , wherein the aromatic vinyl compound-vinyl cyanide compound copolymer comprises 60 to 80 wt % of an aromatic vinyl compound and 20 to 40 wt % of a vinyl cyanide compound.4. The thermoplastic resin composition of claim 1 , wherein the graft copolymer comprises a rubbery polymer of double structure core layers comprising an internal core layer comprising an alkyl acrylate-aromatic vinyl copolymer and an external core layer comprising an alkyl acrylate-based polymer; and an aromatic vinyl compound-vinyl cyanide compound copolymer grafted into the rubbery polymer of double structure core layers.5. The thermoplastic resin composition of claim 4 , wherein the alkyl acrylate-aromatic vinyl copolymer comprises 20 to 80 wt % of an alkyl acrylate compound and 80 to 20 wt % of an aromatic vinyl compound.6. The thermoplastic resin composition of claim 4 , wherein the rubbery polymer of the double structure core layer comprises 10 to 50 wt % of an internal core layer and 90 to 50 wt % of an external ...

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02-01-2020 дата публикации

Phosphorus-containing compound, phosphorus-containing flame retardant, preparation method thereof, and article made therefrom

Номер: US20200002365A1

A phosphorus-containing compound, a phosphorus-containing flame retardant, and a preparation method thereof are provided. Also provided is a resin composition which comprises the phosphorus-containing flame retardant and an unsaturated bond-containing resin. The resin composition may be used to make various articles, such as a prepreg, a resin film, a resin-coated copper, a laminate or a printed circuit board, and achieves improvement in at least one, more or all properties including resin filling property of prepreg, flame retardancy, alkali resistance, glass transition temperature, thermal dimensional stability (ratio of dimensional change under heat), thermal resistance after moisture absorption, peeling strength, dielectric constant and dissipation factor.

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03-01-2019 дата публикации

POLYESTER RESIN COMPOSITION, LIGHT-REFLECTOR COMPONENT CONTAINING SAME, LIGHT REFLECTOR, AND METHOD FOR PRODUCING POLYESTER RESIN COMPOSITION

Номер: US20190002687A1
Принадлежит: TOYOBO CO., LTD.

A polyester resin composition includes a polyester resin A containing 70 to 100% by mass of a polybutylene terephthalate resin and 0 to 30% by mass of a polyethylene terephthalate resin, and includes a metal organic acid salt B that is either one or both of an alkali metal organic acid salt and an alkaline earth metal organic acid salt and a predetermined amount of a polyfunctional glycidyl group-containing styrene-based polymer C, and the polyester resin composition contains either one or both of alkali metal atoms and alkaline earth metal atoms in a predetermined amount based on 100 parts by mass of the polyester resin A, and further, the content of linear oligomers of polybutylene terephthalate or the content of the linear oligomers of polybutylene terephthalate and the linear oligomers of polyethylene terephthalate is less than or equal to 1000 mg/kg. 1. A polyester resin composition , comprising a polyester resin A containing 70 to 100% by mass of a polybutylene terephthalate resin and 0 to 30% by mass of a polyethylene terephthalate resin ,whereinthe polyester resin composition contains a metal organic acid salt B being either one or both of an alkali metal organic acid salt and an alkaline earth metal organic acid salt, and a polyfunctional glycidyl group-containing styrene-based polymer C in an amount of 0.05 to 3 parts by mass based on 100 parts by mass of the polyester resin A,the polyester resin composition contains either one or both of alkali metal atoms and alkaline earth metal atoms in an amount of 0.000005 to 0.05 parts by mass based on 100 parts by mass of the polyester resin A, andthe polyester resin composition has a content of linear oligomers of polybutylene terephthalate of or a content of linear oligomers of the polybutylene terephthalate and linear oligomers of polyethylene terephthalate of less than or equal to 1000 mg/kg.2. The polyester resin composition according to claim 1 , whereinthe polyester resin composition contains either one or ...

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03-01-2019 дата публикации

POLYPHENYL ETHER RESIN COMPOSITION AND PREPREG, LAMINATED BOARD AND PRINTED CIRCUIT BOARD CONTAINING SAME

Номер: US20190002689A1
Принадлежит:

Provided are a polyphenyl ether resin composition and a prepreg and a laminated board containing same. The polyphenyl ether resin composition comprises the following components: (1) a tetrafunctional or higher multifunctional acrylate-modified thermosetting polyphenyl ether resin; and (2) a vinyl eresin cross-linking agent, the weight of the vinyl resin cross-linking agent being 40-100 parts by weight based on 100 parts by weight of the tetrafunctional or higher multifunctional acrylate-modified thermosetting polyphenyl ether resin. The modified thermosetting polyphenyl ether resin, due to containing a tetrafunctional or higher multifunctional acrylate active group, can cross-link more vinyl resin cross-linking agents. Not only the prepared high-speed electronic circuit substrate has low dielectric constant and dielectric loss, but also double bonds in side chains of the vinyl resin cross-linking agent are reacted completely in a resin curing system, so that the high-speed electronic circuit substrate has a better thermo-oxidative aging resistance. 12. The polyphenyl ether resin composition according to claim 11 , wherein b is an integer from 4 to 6.13. The polyphenyl ether resin composition according to claim 11 , wherein the weight of the vinyl resin crosslinking agent is 50 to 80 parts by weight claim 11 , based on 100 parts by weight of the tetrafunctional or higher multifunctional acrylate group-modified thermosetting polyphenyl ether resin.14. The polyphenyl ether resin composition according to claim 11 , wherein the number average molecular weight of the tetrafunctional or higher multifunctional acrylate group-modified thermosetting polyphenyl ether resin is 500 to 10000 g/mol.15. The polyphenyl ether resin composition according to claim 14 , the vinyl resin crosslinking agent is at least one member selected from a group consisting of a styrene-butadiene copolymer claim 14 , a polybutadiene and a styrene-butadiene-divinylbenzene copolymer.16. The polyphenyl ...

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03-01-2019 дата публикации

Product with absorbed gel

Номер: US20190002698A1
Автор: Rossi Enrico Maria
Принадлежит: NX GEL LLC

A product with absorbed gel leaving the exposed surface of such product free of stickiness and/or free of the release of oils in any appreciable amounts. 1. A product with gel , comprising:a porous substrate; anda gel substrate adjoined to the porous substrate, the gel substrate comprising a thermoplastic elastomer, a paraffinic aromatic oil, and a viscosity modifier compound;wherein the viscosity modifier compound comprises:a powder of low density ultrafine polyethylene;a slip agent; anda linear low density polyethylene resin.2. The product as claimed in claim 1 , wherein particles of the powder of low density ultrafine polyethylene are essentially spherical with an average size comprised between 10 micron and 50 micron.3. The product as claimed in claim 1 , wherein the powder of low density ultrafine polyethylene is comprised between 1% and 7% by weight.4. The product as claimed in claim 1 , wherein the slip agent comprises a refined vegetable oil mixed with erucamide.5. The product as claimed in claim 4 , wherein the slip agent is comprised between 0.2% and 1% by weight.6. The product as claimed in claim 1 , wherein the linear low density polyethylene resin comprises a hexane copolymer.7. The product as claimed in claim 6 , wherein the linear low density polyethylene resin is comprised between 0.5% and 2% by weight.8. The product claimed in claim 1 , wherein the gel substrate comprises an antioxidant.9. The product as claimed in claim 8 , wherein the antioxidant is a phenolic antioxidant.10. The product as claimed in claim 9 , wherein the antioxidant is comprised between 0.1% and 0.5% by weight.11. The product as claimed in claim 1 , wherein the gel substrate comprises a phase change material.12. The product as claimed in claim 11 , wherein the phase change material comprises particles containing paraffin with a melting point comprised between 24° C. and 32° C.13. The product as claimed in claim 12 , wherein the phase change material is comprised up to 25% by ...

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12-01-2017 дата публикации

Surfactant Compositions and Methods of Forming and Using Same

Номер: US20170009025A1
Принадлежит:

Disclosed are surfactant compositions comprising: 120.-. (canceled)22. The method of wherein at least 3 of said Rin each of said x groups is H.23. The method of wherein x is 7.24. The method of wherein the at least one compound in accordance with Formula VII has a weight average molecular weight (Mw) of from about 3000 to about 650025. The method of wherein said at least one compound in accordance with Formula (VII) is present in the surfactant composition in an amount of from about 10% to about 30% by weight based on the total of the (a) components and (b) component in the surfactant composition.26. The method of claim 21 , wherein the surfactant composition has a solidification point below 15° C.27. The method of claim 21 , wherein the surfactant composition decreases the amount of coagulum formed during an emulsion polymerization.28. The method of claim 21 , wherein the surfactant composition stabilizes a latex after polymerization.30. The method according to wherein x is from about 2 to about 2.5.31. A surfactant composition prepared according to the method of .32. The surfactant composition of wherein compound (VII) is present in an amount of about 1% to about 30% claim 31 , by weight claim 31 , of the surfactant concentrate. The present application is related to and claims the priority benefit of pending U.S. patent application Ser. No. 11/869,185, filed on Oct. 9, 2007, which in turn claims the priority benefit of U.S. Provisional Application No. 60/853,344, filed on Oct. 20, 2006, and from U.S. Provisional Application No. 60/856,638, filed on Nov. 3, 2006, each of which is incorporated herein by reference in its entirety.The invention relates generally to surfactants, and more particularly to surfactants and methods for forming and using the surfactants. In one particular aspect, the invention is in the field involving emulsion polymerization reactions and polymer dispersions, and for stabilizing emulsion polymers, polymer dispersions, and polymer coatings. ...

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14-01-2016 дата публикации

METHOD FOR THE PRODUCTION OF ABS COMPOSITIONS HAVING AN IMPROVED SURFACE

Номер: US20160009870A1
Принадлежит: BAYER MATERIAL SCIENCE AG

The invention relates to a method for producing compositions containing vinylaromatic copolymers which are obtained in an emulsion polymerization process and comprise production-related salt inclusions. Said compositions are characterized by an improved surface quality once the granulates have been moistened by bringing same in contact with liquid water and have been stored in said water, thus making the compositions suitable for producing molded articles having a class A surface that remains flawless over time. 2. The process as claimed in claim 1 , wherein component B1 contains B1.1.1) 65% to 85% by weight, based on B1.1, of at least one monomer selected from the group consisting of styrene, α-methylstyrene and methyl methacrylate, and', 'B1.1.2) 15% to 35% by weight, based on B1.1, of at least one monomer selected from the group consisting of acrylonitrile, maleic anhydride and methyl methacrylate,, 'B1.1) 5% to 95% by weight, based on component B1, of a mixture of'}andB1.2) 95% to 5% by weight, based on component B1, of at least one elastomeric graft base, optionally selected from the group consisting of polybutadiene rubber and styrene-butadiene block copolymer rubber.3. The process as claimed in claim 1 , wherein component B1 contains the inorganic salt as a production-related impurity.4. The process as claimed in claim 1 , wherein rakes claim 1 , paddles and/or other kind of mechanical stirrer have been installed in the dip tank.5. The process as claimed in claim 1 , wherein the contacting with liquid water is effected within the temperature range from 5 to 95° C. claim 1 , optionally from 10 to 90° C. claim 1 , optionally from 20 to 85° C.6. The process as claimed in claim 1 , wherein the process is conducted continuously.7. The process as claimed in claim 1 , wherein the process is conducted batchwise.8. The process as claimed in claim 1 , wherein the transport of pellets from tanks can be implemented with the aid of a jet pump.9. The process as claimed in ...

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03-02-2022 дата публикации

GREASE-RESISTANT FILM, GREASE-RESISTANT BASE MATERIAL, AND GREASE-RESISTANT PAPER

Номер: US20220033637A1
Принадлежит: KURARAY CO., LTD.

An oil-resistant film may be provided by an oil-resistant base material that is excellent in the oil resistance even in not only a plane part but also a bent part of a package can be obtained and also to the provision of an oil-resistant base material having the oil-resistant film and an oil-resistant paper having the oil-resistant film. An oil-resistant film may contain a polyvinyl alcohol-based polymer (A) and a polymer particle (B) containing a polymer having a glass transition temperature of 40° C. or lower, wherein the content of the polymer particle (B) is 1 part by mass or more and less than 150 parts by mass based on 100 parts by mass of the polyvinyl alcohol-based polymer (A); and an oil-resistant base material (oil-resistant paper) having the oil-resistant film on a base material (paper). 1. An oil-resistant film comprising a polyvinyl alcohol-based polymer (A) and a polymer particle (B) containing a polymer having a glass transition temperature of 40° C. or lower , wherein the content of the polymer particle (B) is 1 part by mass or more and less than 150 parts by mass based on 100 parts by mass of the polyvinyl alcohol-based polymer (A).2. The oil-resistant film according to claim 1 , wherein a number average molecular weight of the polymer particle (B) is 5 claim 1 ,000 or more.3. The oil-resistant film of claim 1 , wherein an average particle diameter of the polymer particle (B) is 10 to 500 nm.4. The oil-resistant film of claim 1 , wherein the polymer particle (B) is a (meth)acrylic acid ester-based polymer particle.5. The oil-resistant film of claim 1 , wherein the polymer particle (B) is a (meth)acrylic acid ester-based homopolymer particle.6. The oil-resistant film of claim 1 , wherein the polymer particle (B) contains a dispersant containing an ionic group.7. The oil-resistant oil film according to claim 6 , wherein the ionic group is at least one selected from the group consisting of an anionic group and a salt of an anionic group.8. The oil- ...

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24-01-2019 дата публикации

COMPOSITION FOR PREPARING A FOAM, FOAM, AND SHOE EMPLOYING THE SAME

Номер: US20190023884A1
Принадлежит: TSRC CORPORATION

A composition for preparing a foam, a foam, and a shoe employing the foam are provided. The composition for preparing a foam includes 3-30 parts by weight of a first polymer and at least one of a second polymer and a third polymer. The first polymer is cyclic olefin polymer (COP), cyclic olefin copolymer (COC), metallocene based cyclic olefin copolymer (mCOC), fully hydrogenated conjugated diene-vinyl aromatic copolymer, or a combination thereof. The total weight of the second polymer and the third polymer is 70-97 parts by weight. The second polymer is polyolefin, olefin copolymer, or a combination thereof. The third polymer is conjugated diene-vinyl aromatic copolymer, partially hydrogenated conjugated diene-vinyl aromatic copolymer, or a combination thereof. The total weight of the first polymer and at least one of the second polymer and the third polymer is 100 parts by weight. 1. A composition for preparing a foam , comprising:3-30 parts by weight of a first polymer, wherein the first polymer is cyclic olefin polymer (COP), cyclic olefin copolymer (COC), metallocene based cyclic olefin copolymer (mCOC), fully hydrogenated conjugated diene-vinyl aromatic copolymer, or a combination thereof; andat least one of a second polymer and a third polymer, wherein the total weight of the second polymer and the third polymer is 70-97 parts by weight, the second polymer is polyolefin, olefin copolymer, or a combination thereof, the third polymer is conjugated diene-vinyl aromatic copolymer, partially hydrogenated conjugated diene-vinyl aromatic copolymer, or a combination thereof, and the total weight of the first polymer and at least one of the second polymer and the third polymer is 100 parts by weight.2. The composition for preparing a foam as claimed in claim 1 , wherein the cyclic olefin copolymer is a copolymer of a norbornene-based monomer and an olefin-based monomer.3. The composition for preparing a foam as claimed in claim 2 , wherein the norbornene-based monomer ...

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08-02-2018 дата публикации

RESIN COMPOSITION AND PRE-PREG AND LAMINATE USING THE COMPOSITION

Номер: US20180037736A1
Принадлежит:

The present invention relates to the technical field of copper clad laminates and relates to a resin composition and a pre-preg and a laminate using the composition. The resin composition comprises: (A) a prepolymer of vinyl thermosetting polyphenylene ether and a bifunctional maleimide or a multifunctional maleimide; and, (B) a polyolefin resin. The present invention, by employing the prepolymer of vinyl thermosetting polyphenylene ether and the bifunctional maleimide or the multifunctional maleimide, solves the problem of incompatibility of the bifunctional maleimide or the multifunctional maleimide with the vinyl thermosetting polyphenylene ether and the polyolefin resin. An aqueous glue solution so mixed is uniform and consistent, the prepreg has a uniform expression, and a substrate resin area is free of a phase-separation problem. In addition, the maleimide employed is either the bifunctional maleimide or the multifunctional maleimide, relative to a monofunctional maleimide, a substrate so prepared is provided with increased heat resistance, a reduced thermal expansion coefficient, extended thermal stratification time, and increased thermal decomposition temperature. 110.-. (canceled)11. A resin composition , comprising:(A) a prepolymer of vinyl thermosetting polyphenylene ether and bifunctional maleimide or polyfunctional maleimide; and(B) a polyolefin resin.12. The resin composition of claim 11 , wherein the weight of the bifunctional maleimide or polyfunctional maleimide is 5 to 20 parts by weight claim 11 , based on 100 parts by weight of the vinyl thermosetting polyphenylene ether.13. The resin composition of claim 11 , wherein the weight of the polyolefin resin is 5 to 100 parts by weight claim 11 , based on 100 parts by weight of the prepolymer of vinyl thermosetting polyphenylene ether and bifunctional maleimide or polyfunctional maleimide.15. The resin composition of claim 11 , wherein the vinyl thermosetting polyphenylene ether has a number average ...

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24-02-2022 дата публикации

RESIN SHEET FOR HIGH HARDNESS MOLDING AND MOLDED ARTICLE USING SAME

Номер: US20220056224A1
Принадлежит:

Provided is a resin sheet for molding, which is provided with a base material layer that contains a polycarbonate resin (a1), a high hardness resin layer that contains a high hardness resin, and a hard coat anti-glare layer, and which is configured such that: the high hardness resin layer is arranged between the base material layer and the hard coat anti-glare layer; the glass transition points of the polycarbonate resin (a1) and the high hardness resin satisfy the relational expression −10° C.≤(glass transition point of high hardness resin)−(glass transition point of polycarbonate resin (a1))≤40° C.; and two protective films are superposed and bonded onto both surfaces of the resin sheet. 2. The resin sheet for molding according to claim 1 , wherein the polycarbonate resin (a1) is an aromatic polycarbonate resin.4. The resin sheet for molding according to claim 1 , wherein a content of the polycarbonate resin (a1) is 75 to 100% by mass relative to the total mass of the base material layer.6. The resin sheet for molding according to claim 1 , wherein a content of the high hardness resin is 70 to 100% by mass relative to the total mass of the high hardness resin layer.7. The resin sheet for molding according to claim 1 , wherein a total thickness of the base material layer and the high hardness resin layer is 0.5 mm to 3.5 mm.8. The resin sheet for molding according to claim 1 , wherein a ratio of the thickness of the base material layer in the total thickness of the base material layer and the high hardness resin layer is 75% to 99%.9. The resin sheet for molding according to claim 1 , which has a haze of 2 to 30%.10. The resin sheet for molding according to claim 1 , wherein a pencil hardness of the surface of the hard coat anti-glare layer of the resin sheet for molding is 2H or harder.11. The resin sheet for molding according to claim 1 , wherein claim 1 , regarding the two superposed and bonded protective films of the resin sheet for molding claim 1 , when one ...

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06-02-2020 дата публикации

MATERIAL SYSTEMS AND METHODS OF MANUFACTURE FOR AUXETIC FOAMS

Номер: US20200039124A1
Автор: Li Yan, Zeng Changchun
Принадлежит:

A novel material for producing auxetic foams is disclosed. The material comprises a multiphase, multicomponent polymer foam with a filler polymer having a carefully selected glass transition temperature. Novel methods for producing auxetic foams from the material are also disclosed that consistently, reliably and quickly produce auxetic polyurethane foam at about room temperature (25° C.). This technology overcomes challenging issues in the large-scale production of auxetic PU foams, such as unfavorable heat-transmission problem and harmful organic solvents. 1. (canceled)2. The method of claim 18 , wherein the filler polymer comprises styrene acrylonitrile copolymer.3. The method of claim 18 , wherein the compressed volume of the foam ranges from about 15 percent to about 85 percent of the initial volume.4. (canceled)5. (canceled)6. The method of claim 18 , wherein the predetermined time ranges from about 1 minute to about 4 hours.7. (canceled)8. The method of claim 18 , wherein the predetermined time is less than about 10 minutes.9. The material system of claim 29 , wherein the compressed gas is primarily carbon dioxide or nitrogen.10. (canceled)11. The method of claim 18 , wherein the foam has a Poisson's ratio greater than zero prior to placement in the pressure chamber and a Poisson's ratio less than zero after removal from the pressure chamber.12. The method of claim 18 , wherein varying a concentration of the filler polymer in the foam causes variation of mechanical properties of the foam.13. The method of claim 18 , wherein the pressure chamber further comprises a mold claim 18 , and the flexible foam conforms to a shape of the mold after removal of the foam from the pressure chamber.14. (canceled)15. (canceled)16. (canceled)17. (canceled)18. A method for producing an auxetic foam claim 18 , comprising:providing a flexible foam having an initial volume, the foam comprising a plurality of cells, and further comprising a soft domain having a first glass ...

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16-02-2017 дата публикации

PROCESS FOR MAKING A POLYMER POLYOL

Номер: US20170044297A1
Принадлежит: BASF SE

This invention relates to a continuous process for making a polymer polyol, the polymer polyol produced according to the said process and its applications. 1. Continuous process for making a polymer polyol , comprisingmixing at least one melted thermoplastic styrene-acrylonitrile-copolymer (TP) with at least one polyol (P) in the presence of at least one stabilizer (S), comprising from 10 to 70% by weight, based on the sum of all components, of at least one polyol P2, and of at least one polyol CSP which comprises the reaction product of at least one macromere M, styrene and acrylonitrile in P2, optionally with an initiator and/or a chain transfer agent,wherein the content of macromere M of the stabilizer (S) is between 30-70 wt %, based on the sum of all components, and/orwherein the polyol CSP is comb-structured, and{'sub': 'g', 'wherein, in a first stage (1), TP, P and S are fed into an extruder (E) to form an initial dispersion, and the initial dispersion obtained from the extruder is then fed, in a second stage (2), into at least one rotor-stator device (RS) comprising at least one rotor-stator combination, and (3) the dispersion is cooled below the Tof the thermoplastic styrene-acrylonitrile-copolymer (TP) after passing all of the rotor-stators (RS) to obtain the final polymer polyol,'}wherein a macromere is defined as a molecule which comprises one or more polymerizable double bonds and one or more hydroxyl-terminated polyether tails.2. Process according to claim 1 , wherein the extruder (E) is divided into at least two separate process zones claim 1 , and an extruder head.3. Process according to claim 2 , wherein TP is fed into the first process zone Z1 of the extruder E claim 2 , S is fed into the second process zone Z2 or a later process zone claim 2 , and P is fed into one of the process zones following the process zone of addition of S claim 2 , wherein the terms “first” and “second” refer to the flow direction of the reaction mixture in the extruder E.4 ...

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13-02-2020 дата публикации

HYDROPHOBIC THERMOPLASTIC STARCH COMPOSITE AND METHOD FOR MANUFACTURING THE SAME

Номер: US20200048436A1
Автор: CHEN Shao Heng
Принадлежит: Green World Biotech Materials Co.,Ltd.

The present invention provides a hydrophobic thermoplastic starch and method for manufacturing the same, to be used as granules for making biodegradable composites. The hydrophobic thermoplastic Starch of the invention is in a granule type, has the melt flow index in the range of 0.2˜6 g/10 min at 160° C. and has 60˜80 wt % of starch and the water content less than 9%. 1. A hydrophobic thermoplastic starch composite , being of hydrophobic biodegradable granules , having a melt flow index in the range of 0.2˜6 g/10 min at 160° C. and having 60˜80 wt % of starch , water content less than 4.1% , and water contact angle being more than 65 degrees while the hydrophobic biodegradable granules are formed into a film;wherein the granules of the composite is formed by a reactive extrusion method using a starch composition including vegetal starch and modifier at a reaction temperature controlled in a range of a predetermined temperature±2° C., that is, between (predetermined temperature−2° C.) and (predetermined temperature+2° C.) to perform kneading and modification reaction to obtain the hydrophobic thermoplastic starch composite; andthe predetermined temperature is between 120° C. and 170° C. and duration of performing kneading and modification reaction is less than 10 minutes.2. The composite as claimed in claim 1 , wherein the starch composition further comprises a plasticizer and a binder.3. The composite as claimed in claim 1 , wherein the vegetal starch in the starch composition includes starch selected from the group consisting of the following or combination thereof: tapioca starch claim 1 , potato starch claim 1 , wheat starch claim 1 , taro starch claim 1 , corn starch claim 1 , and lotus root starch.4. The composite as claimed in claim 1 , wherein the modifier in the starch composition is selected from the group consisting of the following or combination thereof: anhydrides claim 1 , epoxy resins and isocyanates.5. The composite as claimed in claim 4 , wherein ...

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10-03-2022 дата публикации

METHOD FOR PRODUCING FIBER FOR REINFORCING RUBBER

Номер: US20220073687A1
Автор: SUZUKI Yoshifumi
Принадлежит: TEIJIN FRONTIER CO., LTD.

A method for producing a fiber for reinforcing rubber, comprising applying an adhesion treatment liquid containing a thermoplastic elastomer, a blocked polyisocyanate, and a rubber latex to a fiber cord to obtain a fiber for reinforcing rubber, wherein the thermoplastic elastomer is incorporated in the form of a water dispersion into the adhesion treatment liquid, wherein the thermoplastic elastomer particles in the water dispersion have an average particle diameter of 0.01 to 1.0 μm. 1. A method for producing a fiber for reinforcing rubber , comprising applying an adhesion treatment liquid containing a thermoplastic elastomer , a blocked polyisocyanate , and a rubber latex to a fiber cord to obtain a fiber for reinforcing rubber , wherein the thermoplastic elastomer is incorporated in the form of a water dispersion into the adhesion treatment liquid , wherein the thermoplastic elastomer particles in the water dispersion have an average particle diameter of 0.01 to 1.0 μM.2. The method for producing a fiber for reinforcing rubber according to claim 1 , wherein the water dispersion has a pH of 6 to 8 and a viscosity of 100 to 800 MPa·s (20° C.).3. The method for producing a fiber for reinforcing rubber according to claim 1 , wherein the thermoplastic elastomer and the rubber latex are incorporated in the form of their respective water dispersions into the adhesion treatment liquid claim 1 , wherein the average particle diameter of the thermoplastic elastomer particles in the water dispersion is equivalent to the average particle diameter of the rubber latex particles in the water dispersion.4. The method for producing a fiber for reinforcing rubber according to claim 1 , wherein the thermoplastic elastomer is a copolymer of polyurethane and polybutadiene.5. The method for producing a fiber for reinforcing rubber according to claim 2 , wherein the thermoplastic elastomer and the rubber latex are incorporated in the form of their respective water dispersions into the ...

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10-03-2022 дата публикации

MODIFIED DIENE-CONTAINING (CO)POLYMER, METHOD FOR PREPARING THEREOF AND USE AS A FLAME RETARDANT

Номер: US20220073823A1

Disclosed herein are modified diene-containing (co)polymers, in particular, modified styrene-butadiene copolymer, which can be used as flame retardants for expandable polystyrene polymer compositions. In particular, disclosed is a modified diene-containing (co)polymer, a method for preparing it, and use as a flame retardant for expandable polystyrene. The modified diene-containing (co)polymer claimed in the invention is characterized by high thermostability, namely, a 5% weight loss temperature of at least 180° C., a molecular weight of at least 1500 g/mol and a halogen content of at least 35 wt. %; the content of tertiary and/or allyl halogenides is in the range from 0 to less than 1.5 wt. %, and also does not affect the polymerization process and the formation of polystyrene granules either, and allows to obtain polystyrene granules with a yellowness index of 2 to 6 units, comparable to the yellowness index of polystyrene granules containing HBCD (from 0 to 3 units). 1. A modified diene-containing (co)polymer , wherein a 5% weight loss temperature is at least 180° C. , having an average molecular weight of at least 1500 g/mol and a halogen content of at least 35 wt. % , characterized in that it comprises in its structure in addition to halogen atoms at least one epoxy group , at least one hydroxyl group , and from 0 to less than 1.5 wt. % of tertiary and/or allyl halogenides.2. The modified diene-containing (co)polymer according to claim 1 , characterized in that the indicated (co)polymer has a 5% weight loss temperature of at least 220° C.3. The modified diene-containing (co)polymer according to claim 1 , characterized in that the (co)polymer has a weight-average molecular weight from 2000 to 280000 g/mol.4. The modified diene-containing (co)polymer according to claim 1 , characterized in that the content of halogen atoms is at least 60 wt. %.5. The modified diene-containing (co)polymer according to claim 1 , characterized in that the content of epoxy groups is ...

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09-03-2017 дата публикации

Rubber Composition for an Airless Tire Tube and Method for Producing the Same

Номер: US20170066895A1
Автор: Dinh Minh Hung
Принадлежит: Peram LLC

A rubber composition is provided and includes a first elastomer, a second elastomer, carbon black, a plasticizer, a blowing agent, and a filler. The first elastomer is provided in a range of 15.97-34.71 wt %, while the second elastomer is provided in a range of of 8.37-16.22 wt %. Carbon black is provided in the range of 13.29-23.00 wt %. The plasticizer is provided in a range of 13.71-20.02 wt %, and the blowing agent is provided in a range of 3.22-5.11 wt %. The filler is provided to complete the composition. 1. A rubber composition for an airless tire tube , comprising:14.00-15.00 wt % of a first elastomer;14.00-15.00 wt % of a second elastomer;11.00-12.00 wt % of a third elastomer;20.00-23.00 wt % of carbon black;13.70-20.10 wt % of a plasticizer;4.20-4.40 wt % of a blowing agent; anda balance of a filler and incidental impurities.2. The rubber composition according to claim 1 , wherein the first elastomer is a saturated or unsaturated rubber.3. The rubber composition according to claim 2 , wherein the second elastomer is a saturated or unsaturated rubber.4. The rubber composition according to claim 3 , wherein the third elastomer is a saturated or unsaturated rubber.5. The rubber composition according to claim 4 , wherein the first elastomer and the second elastomer are selected from a group of elastomers claim 4 , consisting of: an ethylene propylene diene monomer rubber (EPDM) claim 4 , a natural polyisoprene rubber claim 4 , a chloroprene rubber (CR) claim 4 , a styrene-butadiene rubber (SBR) claim 4 , and a nitrile rubber (NBR).6. The rubber composition according to claim 1 , wherein the first elastomer is an ethylene propylene diene monomer rubber (EPDM).7. The rubber composition according to claim 6 , wherein the second elastomer is a natural polyisoprene rubber.8. The rubber composition according to claim 7 , wherein the third elastomer is a high styrene rubber.9. The rubber composition according to claim 1 , wherein the first elastomer is 14.24-14.32 wt ...

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11-03-2021 дата публикации

THERMOSETTING RESIN COMPOSITION, AND PREPREG AND METAL FOIL CLAD LAMINATE MADE THEREFROM

Номер: US20210070980A1
Принадлежит:

Thermosetting resin composition, prepreg and metal foil clad laminate made therefrom. The thermosetting resin composition comprises (A): a solvent-soluble multifunctional vinyl aromatic copolymer, wherein same is a multifunctional vinyl aromatic copolymer having structural units from monomers comprising a divinyl aromatic compound (a) and ethyl vinyl aromatic compound (b); and (B), wherein same is selected from olefin resins having a number-average molecular weight of 500-10,000 and containing 10%-50% by weight of a styrene structure, and the molecules thereof contain a 1,2-addition butadiene structure. The prepreg and copper foil clad laminate made from the thermosetting resin composition of the present invention have a good toughness, and maintain a high glass transition temperature, a low water absorption, excellent dielectric properties and damp heat resistance thereof, and are suitable for use in the field of high frequency and high speed printed circuit boards, and are also suitable for processing multilayer printed circuit boards. 110-. (canceled)12. The thermosetting resin composition according to claim 11 , characterized in that the olefin resin is a butadiene-styrene copolymer and/or butadiene-styrene-divinylbenzene copolymer.13. The thermosetting resin composition according to claim 11 , characterized in that claim 11 , in the thermosetting resin composition claim 11 , the compounding amount of the component (A) is 10 to 98 wt. % claim 11 , and the compounding amount of the component (B) is 2 to 90 wt. % claim 11 , based on the total weight of the components (A) and (B).15. The thermosetting resin composition according to claim 11 , wherein the soluble polyfunctional vinyl aromatic copolymer has a number average molecular weight Mof 600-10 claim 11 ,000.16. The thermosetting resin composition according to claim 11 , wherein claim 11 , the soluble polyfunctional vinyl aromatic copolymer has a number average molecular weight distribution M/Mvalue of less ...

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23-03-2017 дата публикации

POLYOLEFIN INTERPENETRATED NETWORK MATERIAL FOR HYDROCARBON RECOVERY

Номер: US20170080404A1
Принадлежит:

Interpenetrated polyolefin network for use in recovering or containing hydrocarbons such as hydrocarbons contained in oil, are disclosed. Advantageously, the interpenetrated polyolefin networks absorb the hydrocarbon, including viscous hydrocarbons and crude oils, to form a gel that can be collected and processed by heat to release the collected hydrocarbons. 2. The polyolefin interpenetrated network of claim 1 , wherein the polymer network in the form of either an interpenetrating polymer network (IPN) or a semi-interpenetrating polymer network (SIPN).5. The polyolefin interpenetrated network of claim 1 , wherein the rigid polyolefin network is a semi-crystalline polyolefin thermoplastic that has a Tm of not less than about 35° C.6. The polyolefin interpenetrated network of claim 1 , wherein the polyolefin interpenetrated network has a weight ratio of from about 1:10 to about 10:1 of the soft polyolefin network of formula (I) to the rigid polyolefin network.7. The polyolefin interpenetrated network of claim 6 , wherein the soft polyolefin network includes from about 70 mole % to about 99.9 mole % of one or more Caliphatic olefins as (CH—CH(R)) claim 6 , from about 0 to 30 mole % of one or more (CH—CH(Ar)) and from about 0.1 to 3 mole % of a cross-linker and wherein the rigid polyolefin network is a linear low density polyethylene.8. The polyolefin interpenetrated network of claim 1 , wherein the polymer network is in the form of a foam or film.9. A process of making a polyolefin interpenetrated network claim 1 , the process comprising:{'claim-ref': [{'@idref': 'CLM-00001', 'claim 1'}, {'@idref': 'CLM-00001', 'claim 1'}], 'mixing a precursor to the soft polyolefin network of formula (I) of with a precursor to the rigid polyolefin network of and then forming the network structures of the polyolefins to make a polyolefin interpenetrated network.'}10. A method of recovering hydrocarbon claim 1 , the method comprising contacting at least one hydrocarbon with the ...

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26-03-2015 дата публикации

WEATHER-PROOF THERMOPLASTIC MOULDING COMPOUNDS WITH IMPROVED TOUGHNESS ON THE BASIS OF STYRENE COPOLYMERS AND POLYAMIDES

Номер: US20150087784A1
Принадлежит:

A thermoplastic moulding compound that has proved to be extremely weather-resistant and low-emission containing the following components: A) 3-77% by weight of one or more styrene copolymers, component A; B) 15-89% by weight of one or more polyamides, component B; C) 5-50% by weight of two or more graft rubbers without olefinic double bonds in the rubber phase, component C; D) 1-25% by weight of a terpolymer of styrene, acrylonitrile and maleic anhydride, component D; E) 2-30% by weight of rubber based on olefinic monomers, component E; F) 0-50% by weight of fibrous or particulate filler or mixtures thereof, component F; G) 0-40% by weight of further additives, component G. 1. A thermoplastic molding composition comprising the following components:A) 3 to 77 wt % of one or more styrene copolymers, as component A,B) 15 to 89 wt % of one or more polyamides, as component B,C) 5 to 50 wt % of two or more graft rubbers without olefinic double bonds in the rubber phase, as component C,D) 1 to 25 wt % of a terpolymer of styrene, acrylonitrile, and maleic anhydride, as component D,E) 2 to 30 wt % of rubber based on olefinic monomers, as component E,F) 0 to 50 wt % of fibrous or particulate filler or mixtures thereof, as component F,G) 0 to 40% of further adjuvants, as component G,the wt % being based in each case on the total weight of components A to G and together making 100 wt %.2. The thermoplastic molding composition as claimed in claim 1 , comprising:A) 10 to 70 wt % of one or more styrene copolymers, as component A,B) 20 to 60 wt % of one or more polyamides, as component B,C) 14 to 35 wt % of two or more graft rubbers without olefinic double bonds in the rubber phase, as component C,D) 2 to 10 wt % of a terpolymer of styrene, acrylonitrile, and maleic anhydride, as component D,E) 3 to 30 wt % of rubber based on olefinic monomers, as component E,F) 0 to 50 wt % of fibrous or particulate filler or mixtures thereof, as component F,G) 0 to 40% of further adjuvants, as ...

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07-04-2016 дата публикации

Aromatic Vinyl Copolymer and Thermoplastic Resin Composition Including the Same

Номер: US20160096953A1
Принадлежит:

An aromatic vinyl copolymer is a polymer of a reaction mixture including: an aromatic vinyl compound; a vinyl cyanide compound; a first silicone compound having a weight average molecular weight of about 150 g/mol to less than about 6,000 g/mol and including at least two unsaturated reactive groups; and a second silicone compound having a weight average molecular weight of about 6,000 g/mol to about 100,000 g/mol and including at least two unsaturated reactive groups. A thermoplastic resin composition including the aromatic vinyl copolymer can exhibit excellent matting properties, impact resistance, and balance therebetween. 1. An aromatic vinyl copolymer comprising:an aromatic vinyl compound;a vinyl cyanide compound;a first silicone compound having a weight average molecular weight of about 150 g/mol to less than about 6,000 g/mol and comprising at least two unsaturated reactive groups; anda second silicone compound having a weight average molecular weight of about 6,000 g/mol to about 100,000 g/mol and comprising at least two unsaturated reactive groups.2. The aromatic vinyl copolymer according to claim 1 , comprising:about 0.05 parts by weight to about 10 parts by weight of the first silicone compound; andabout 0.05 parts by weight to about 10 parts by weight of the second silicone compound, each based on about 100 parts by weight of a monomer mixture comprising about 60 wt % to about 80 wt % of the aromatic vinyl compound and about 20 wt % to about 40 wt % of the vinyl cyanide compound.5. The aromatic vinyl copolymer according to claim 1 , wherein the first silicone compound has a weight average molecular weight of about 150 g/mol to about 3 claim 1 ,000 g/mol claim 1 , and the second silicone compound has a weight average molecular weight of about 6 claim 1 ,500 g/mol to about 30 claim 1 ,000 g/mol.6. The aromatic vinyl copolymer according to claim 1 , wherein a difference in weight average molecular weight between the first silicone compound and the second ...

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07-04-2016 дата публикации

Aromatic Vinyl-Based Copolymer and Thermoplastic Resin Composition Including the Same

Номер: US20160096954A1
Принадлежит:

An aromatic vinyl copolymer is a polymer of a reaction mixture including: an aromatic vinyl compound; a vinyl cyanide compound; a silicone compound having at least two unsaturated reactive groups; and a Cto Clinear or branched alkyl group-containing acrylic compound. A thermoplastic resin composition including the aromatic vinyl copolymer can have excellent matting properties, impact resistance, flowability, and balance therebetween. 1. An aromatic vinyl copolymer prepared by copolymerization of a reaction mixture comprising:an aromatic vinyl compound;a vinyl cyanide compound;a silicone compound having at least two unsaturated reactive groups; and{'sub': 4', '20, 'a Cto Clinear or branched alkyl group-containing acrylic compound.'}2. The aromatic vinyl copolymer according to claim 1 , wherein the reaction mixture comprises about 0.1 parts by weight to about 20 parts by weight of the silicone compound and about 1 part by weight to about 20 parts by weight of the acrylic compound claim 1 , each based on about 100 parts by weight of a monomer mixture comprising about 60 wt % to about 80 wt % of the aromatic vinyl compound and about 20 wt % to about 40 wt % of the vinyl cyanide compound.5. The aromatic vinyl copolymer according to claim 3 , wherein the first silicone compound has a weight average molecular weight of about 150 g/mol to about 3 claim 3 ,000 g/mol claim 3 , and the second silicone compound has a weight average molecular weight of about 6 claim 3 ,500 g/mol to about 30 claim 3 ,000 g/mol.6. The aromatic vinyl copolymer according to claim 3 , wherein a difference in weight average molecular weight between the first silicone compound and the second silicone compound ranges from about 5 claim 3 ,000 g/mol to about 20 claim 3 ,000 g/mol.7. The aromatic vinyl copolymer according to claim 1 , wherein the aromatic vinyl copolymer comprises about 5 wt % to about 100 wt % of insolubles remaining after Soxhlet extraction for 48 hours using tetrahydrofuran (THF) claim ...

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05-04-2018 дата публикации

Method of producing amine adduct of conductive composite, method of producing amine adduct liquid of conductive composite, and method of producing conductive film

Номер: US20180094119A1

Provided is a method of producing an amine adduct of a conductive composite, including: adding an amine compound to a conductive polymer dispersion liquid which contains water and a conductive composite containing a π conjugated conductive polymer and a polyanion at a mass ratio of the π conjugated conductive polymer to the polyanion of 1:3 to 1:7.5 to precipitate an amine adduct of the conductive composite.

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26-03-2020 дата публикации

FLAME RETARDANT COMPOUND, METHOD OF MAKING THE SAME, RESIN COMPOSITION AND ARTICLE MADE THEREFROM

Номер: US20200095504A1
Автор: HU Zhilong, Xu Teng
Принадлежит:

Disclosed is a compound useful in a resin composition for fabricating articles such as a prepreg, a resin film, a laminate or a printed circuit board, such that the articles have improved one or more properties including glass transition temperature, ratio of thermal expansion, peel strength, thermal resistance, dielectric constant, dissipation factor and flame retardancy. 2. The compound of claim 1 , wherein X represents a covalent bond claim 1 , —C(CH)— claim 1 , —CH(CH)— or —CH—.3. The compound of claim 1 , wherein Qand Qindividually represent a C2 to C6 aliphatic hydrocarbyl group having a C═C unsaturated bond.4. The compound of claim 1 , wherein Jand Jindividually contain a P═O double bond or a P—O single bond.6. The compound of claim 1 , wherein Jand Jindividually represent a diphenyl phosphate group with substituted or unsubstituted benzene rings claim 1 , a diphenylphosphine oxide group with substituted or unsubstituted benzene rings claim 1 , or a substituted or unsubstituted 9 claim 1 ,10-dihydro-9-oxa-10-phosphaphenanthrene-10-oxide group.8. The compound of claim 1 , having a phosphorus content of between 6.0% and 9.0%.9. A method of making the compound of claim 1 , comprising: reacting a compound with a flame retardant group containing a phosphorus atom with a bisphenol compound with a C═C unsaturated bond.10. A method of using the compound of as crosslinking agent and flame retardant of a resin composition.11. A resin composition comprising the compound of and a resin.12. The resin composition of claim 11 , wherein the resin is an unsaturated bond-containing resin.13. The resin composition of claim 12 , wherein the unsaturated bond-containing resin comprises one or more carbon-carbon double bonds claim 12 , carbon-nitrogen double bonds or carbon-nitrogen triple bonds.14. The resin composition of claim 12 , wherein the unsaturated bond-containing resin comprises polyolefin claim 12 , cyanate ester resin claim 12 , maleimide resin claim 12 , vinyl- ...

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19-04-2018 дата публикации

Silane-Functionalized Hydrocarbon Polymer Modifiers For Elastomeric Compositions

Номер: US20180105631A1
Принадлежит: ExxonMobil Chemical Patents Inc

An elastomeric composition and method incorporating a hydrocarbon polymer modifier with improved permanence. The composition comprises elastomer, filler and silane-functionalized hydrocarbon polymer modifier (Si-HPM) made in a pre-reaction adapted to couple the Si-HPM to the elastomer, filler or both, wherein the Si-HPM comprises an interpolymer of monomers chosen from piperylenes, cyclic pentadienes, aromatics, limonenes, pinenes, amylenes, and combinations thereof.

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19-04-2018 дата публикации

PROCESS TO PRODUCE FLUOROPOLYMER-BASED LATEX WITH MECHANICAL STABILITY

Номер: US20180105650A1
Автор: Chang Yin-Shen, Lowry Vern
Принадлежит:

The present disclosure relates to a polymerization process wherein the emulsifier is introduced in an initial batch as well as during a continuous feed to provide improved mechanical stability of the generated latex. Improved soap coverage can also be achieved during the polymerization process. 115-. (canceled)16. A polymerisation process comprising:charging an initial charge of reagents to a reaction vessel and a subsequent feed of reagents to the reaction vessel, wherein the initial charge comprises a polytetrafluoroethylene dispersion, water, monomers and tallow fatty acid soap heated to an appropriate temperature and allowed to pre-condition for duration of time prior.17. The process according to for providing a stable poly(tetrafluoropolyethylene-sryrene-acrylonitrile) (TSAN) resin claim 16 , further comprising a coagulation process to isolate the poly(tetrafluoropolyethylene-sryrene-acrylonitrile) resin.18. The process according to claim 16 , wherein the monomers are styrene and acrylonitrile.19. The process according to claim 16 , wherein the subsequent feed comprises the remaining monomers and initiator.20. The process according to claim 17 , wherein the coagulation comprises the addition of an acid and water to the latex resulting from the polymerisation reaction.21. The process according to claim 17 , wherein the isolated TSAN resin is dried upon isolation.221. The process according to claim claim 17 , wherein the contents of the reaction vessel are allowed to pre-condition for at least 15 minutes prior to the charging the subsequent feed of reagents.231. The process according to claim claim 17 , wherein the temperature of the contents of the vessel is raised during the charging of the subsequent feed of reagents.241. The process according to claim claim 17 , wherein the temperature of the contents of the vessel is between 54.4° C. (130° F.) and 71.1° C. (160° F.).251. The process according to claim claim 17 , wherein the initiator is a combination of ...

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05-05-2016 дата публикации

LOW DISSIPATION FACTOR RESIN COMPOSITION AND PRODUCT MADE THEREBY

Номер: US20160122521A1
Принадлежит:

A low dissipation factor resin composition comprises: (A) 100 to 150 parts by weight of a vinyl-containing compound or a polymer thereof; (B) 0 to 75 parts by weight of styrene-butadiene-divinylbenzene terpolymer, styrene-butadiene-maleic anhydride terpolymer, vinyl functional polybutadiene urethane oligomer or a combination thereof; (C) 30 to 150 parts by weight of flame retardant; and (D) 0.1 to 10 parts by weight of peroxide. The resin composition and a product made thereby are applicable to a copper-clad laminate and a printed circuit board, characterized by having low dissipation factor at high frequency and satisfactory thermal resistance and thermal expansion. 1. A low dissipation factor resin composition , comprising the following components:(A) 100 to 150 parts by weight of a vinyl-containing compound or a polymer thereof;(B) 0 to 75 parts by weight of styrene-butadiene-divinylbenzene terpolymer, styrene-butadiene-maleic anhydride terpolymer, vinyl functional polybutadiene urethane oligomer or a combination thereof;(C) 30 to 150 parts by weight of flame retardant; and(D) 0.1 to 10 parts by weight of peroxide.2. The resin composition of claim 1 , wherein the vinyl-containing compound or a polymer thereof (A) is selected from maleimide claim 1 , divinylbenzene claim 1 , bis(vinylbenzyl) ether claim 1 , triallyl isocyanurate claim 1 , diallyl bisphenol A claim 1 , vinyl-containing polyphenylene oxide claim 1 , maleimide prepolymer claim 1 , vinyl-containing polymer with a number average molecular weight less than 1000 and a combination thereof.3. The resin composition of claim 2 , wherein the vinyl-containing polymer with a number average molecular weight less than 1000 is formed by a monomer selected from divinylbenzene claim 2 , bis(vinylbenzyl) ether claim 2 , triallyl isocyanurate claim 2 , diallyl bisphenol A claim 2 , styrene claim 2 , brominated styrene claim 2 , 2-propenoic acid-1 claim 2 ,1′-[(octahydro-4 claim 2 ,7-methano-1H-indene-5 claim 2 ,6-diyl ...

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03-05-2018 дата публикации

Abs molding compound having a good property combination of processability and surface quality

Номер: US20180118932A1
Автор: Gisbert Michels
Принадлежит: INEOS STYROLUTION GROUP GMBH

The present invention relates to thermoplastic molding compounds F containing at least two graft rubbers P-I and P-II which are processed by the co-precipitation of a mixture of the respective emulsions containing P-I and P-II. The present invention further relates to a method for producing such thermoplastic molding compounds F and to molded bodies obtained from a thermoplastic molding compound F according to the invention.

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04-05-2017 дата публикации

Painted polyolefin articles

Номер: US20170121478A1
Принадлежит: Dow Global Technologies LLC

A painted article includes a primer layer between a substrate and a paint layer, of which the substrate is the product of a substrate forming composition including an olefin block copolymer and a polypropylene polymer having a density from 0.89 g/cm 3 and 0.92 g/cm 3 . The substrate is free of (1) phthalate-based plasticizer, (2) halogen-containing polymer, and (3) leachable, small polymeric units derived from styrene monomer.

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25-04-2019 дата публикации

Methods of forming dynamic cross-linked polymer compositions using functional, polymeric chain extenders under batch process

Номер: US20190119455A1
Принадлежит: SABIC Global Technologies BV

Methods for preparing dynamic cross-linked polymer compositions derived from an ester oligomer component, a polymeric chain extender component, and transesterification and poly condensation catalysts are described.

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24-07-2014 дата публикации

Surface modifying agents, modified materials and methods

Номер: US20140206251A1
Автор: Kristoffer K. Stokes
Принадлежит: Celgard LLC

The present invention relates to surface modifying agents for polymeric and/or textile materials, methods of making and/or using a surface modifying agent to modify and functionalize polymeric and/or textile materials, and/or methods of using surface modified or functionalized polymeric and textile materials, and/or products using or incorporating surface modified or functionalized polymeric and textile materials. For example, the surface modifying agent in precursor form can be styrene sulfonyl azide monomer, polymer or copolymer capable of undergoing a chemical reaction in the presence of heat or light to form one or more styrene sulfonated nitrene monomers, polymers or copolymers, which are capable of chemically reacting with the surface of a polymeric or textile material to endow a specific or desired chemical surface functionality to the surface of a polymeric or textile material. Furthermore, the present invention is possibly preferably directed to a surface modifying agent which comprises a styrene sulfonated nitrene monomer, polymer or polymer containing one or more nitrene functional groups, which are capable of chemically reacting via an insertion reaction into one or more carbon-hydrogen bonds on the surface of a polymeric or textile material in order to chemically attach a specific or desired chemical functionality to the surface of a polymeric or textile material.

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01-09-2022 дата публикации

PACKAGING FILM

Номер: US20220274751A1
Принадлежит:

The present invention relates to a film comprising at least one biodegradable layer (i) having an elastic modulus of more than 450 MPa, consisting of a mixture of polyhydroxyalkanoate constituting the continuous phase and aliphatic and/or aliphatic-aromatic polyester constituting the discontinuous phase, and at least one coating layer (ii) preferably capable of having barrier effects against gases and liquids. The surface of said layer (i) will have a root mean square roughness Sq of more than 10 nm and less than 45 nm, measured by atomic force microscopy (AFM). The film is particularly suitable for use in food packaging. 1. A barrier film comprising at least one biodegradable layer (i) having an elastic modulus higher than 450 MPa , consisting of a mixture comprising a polyhydroxyalkanoate constituting the continuous phase and an aliphatic and/or aliphatic-aromatic polyester constituting the discontinuous phase , the said mixture further comprising from 0.01 to 5% wt. of a crosslinking agent and/or a chain extending agent having two or multiple functional groups , and at least one coating layer (ii) , where the surface of layer (i) is characterised by a root mean square roughness Sq of more than 10 nm and less than 45 nm , measured by atomic force microscopy (AFM).2. The barrier film according to claim 1 , in which the said mixture comprises from 0.01 to 0.45% wt. of a crosslinking agent and/or a chain extending agent having two or multiple functional groups.3. The barrier film according to in which the said crosslinking agent and/or chain extending agent is selected from compounds having two or multiple functional groups including isocyanate claim 1 , peroxide claim 1 , carbodiimide claim 1 , isocyanurate claim 1 , oxazoline claim 1 , epoxy claim 1 , anhydride or divinyl ether groups and mixtures of these.4. The barrier film according to in which layer (i) has elongation at break (ε) values of 150% or above and below 400% measured according to ASTM D882 (23° C. ...

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23-04-2020 дата публикации

THERMOPLASTIC RESIN COMPOSITION WITH IMPROVED UV RESISTANCE

Номер: US20200123366A1
Принадлежит:

Thermoplastic resin composition comprising: (a1) at least one styrene-acrylonitrile copolymer component A1, (a2) at least one acrylonitrile styrene acrylate graft copolymer A2 as impact modifier, (a3) optionally at least one thermoplastic polymer A3 other than components A1 and A2, (b) at least one pigment B, (c) at least one hindered amine UV light stabilizer C1 and at least one UV ab-sorber C2 different from C1, and (d) optionally further polymer additives D, other than components B, C1, C2, and E, (e) at least one metal scavenger component E. 117-. (canceled)18. A thermoplastic resin composition comprising:(a1) at least one styrene-acrylonitrile copolymer component A1,(a2) at least one acrylonitrile styrene acrylate graft copolymer A2 as impact modifier,(a3) optionally at least one thermoplastic polymer A3 other than components A1 and A2,(b) at least one pigment B,(c) at least one hindered amine UV light stabilizer C1 and at least one UV absorber C2 different from C1,(d) optionally further polymer additives D, other than components B, C1, C2, and E, and(e) at least one metal scavenger component E.19. The thermoplastic resin composition according to claim 18 , comprising 70.0 to 99.4 wt.-% claim 18 , based on the total weight of the composition claim 18 , of components A1 claim 18 , A2 claim 18 , and optionally A3 claim 18 , and comprising 0.5 to 7.0 wt.-% claim 18 , based on the total weight of the composition claim 18 , of component B claim 18 , and comprising 0.1 to 1.5 wt.-% based on the total weight of the composition claim 18 , of components C1 and C2.20. The thermoplastic resin composition according to claim 18 , comprising:(i) of from 87.5 to 99.3 wt.-%, based on the total weight of the composition, of A1, A2, and optionally A3,(ii) of from 0.5 to 7.0 wt.-%, based on the total weight of the composition, of component B,(iii) of from 0.1 to 1.5 wt.-%, based on the total weight of the composition, of at least one hindered amine UV light stabilizer C1 and from ...

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25-05-2017 дата публикации

POLYARYLENE SULFIDE DISPERSION, POWDER PARTICLES, METHOD FOR PRODUCING POLYARYLENE SULFIDE DISPERSION, AND METHOD FOR PRODUCING POWDER PARTICLES

Номер: US20170145168A1
Принадлежит:

An object of the present invention is to provide a polyarylene sulfide dispersion which has high dispersion stability even if the polyarylene sulfide resin concentration is high, and which is coated with an anionic group-containing organic polymer compound having excellent bondability and adhesion to various base materials such as plastics, metals, and glasses. The present invention solves the aforementioned problem by providing a polyarylene sulfide dispersion which is including polyarylene sulfide particles having high stability even at a high concentration by being coated with an anionic group-containing organic polymer compound according to an acid deposition method; and powder particles obtained from the polyarylene sulfide dispersion. 1. A polyarylene sulfide dispersion comprising:polyarylene sulfide particles;an anionic group-containing organic polymer compound;a base; andan aqueous medium,the polyarylene sulfide particles being coated with the anionic group-containing organic polymer compound.2. The polyarylene sulfide dispersion according to claim 1 ,wherein an anionic group of the anionic group-containing organic polymer compound is at least one anionic group selected from the group consisting of a carboxyl group, a carboxylate group, a sulfonic acid group, a sulfonate group, and a phosphoric acid group.3. The polyarylene sulfide dispersion according to claim 1 ,wherein a main skeleton of the anionic group-containing organic polymer compound is at least one organic polymer compound selected from the group consisting of a (meth)acrylate resin, a (meth)acrylate-styrene resin, a (meth)acrylate-epoxy resin, a vinyl resin, a urethane resin, and a polyamideimide resin.4. The polyarylene sulfide dispersion according to claim 1 ,wherein an acid value of the anionic group-containing organic polymer compound is from 10 to 300 mgKOH/g.5. The polyarylene sulfide dispersion according to claim 1 ,wherein in the anionic group-containing organic polymer compound, a base ...

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02-06-2016 дата публикации

PHOSPHORUS ACID FUNCTIONALIZED OPAQUE POLYMER

Номер: US20160152854A1
Принадлежит:

The present invention relates to opaque polymers functionalized with phosphorus acid groups, composites of TiOparticles and the opaque polymers, and methods for their preparation. The composites are useful in coatings formulations and have been shown to exhibit improved hiding benefits in coated substrates over compositions containing non-functionalized opaque polymer and TiO. 1. A method for preparing an aqueous dispersion of phosphorus acid functionalized core-shell polymer particles comprising the steps of a) contacting under emulsion polymerization conditions i) a first monomer emulsion with ii) an aqueous dispersion of carboxylic acid functionalized polymer particles having an average particle size of from 80 to 180 nm to form an aqueous dispersion of core-shell polymer particles; then b) plasticizing the shell portion of the core-shell polymer particles with a polymerizable plasticizing agent; then c) contacting the core-shell polymer particles with an aqueous base to swell the core without substantially polymerizing the plasticizing agent; then d) polymerizing the plasticizing agent;{'sub': 'g', 'wherein the first monomer emulsion comprises a) from 0.1 to 5 weight percent of a phosphorus acid monomer, based on the weight of the monomers in the first monomer emulsion; and b) from 50 to 99.8 weight percent of a first nonionic ethylenically unsaturated monomer which, when polymerized, has a Tof at least 50° C. and a refractive index of at least 1.4; and c) from 0.1 to 15 weight percent of a carboxylic acid functionalized monomer;'}wherein the acid functionalized polymer particles comprise from 20 to 50 weight percent structural units of a carboxylic acid monomer, based on the weight of the polymer particles; and 50 to 80 weight percent of structural units of a second nonionic ethylenically unsaturated monomer;wherein the plasticizing agent comprises from 7 to 30 percent of a third nonionic ethylenically unsaturated monomer based on the weight of the polymer ...

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16-05-2019 дата публикации

EXPANDABLE COMPOSITIONS CONTAINING AROMATIC VINYL POLYMERS HAVING SELF-EXTINGUISHING PROPERTIES AND IMPROVED PROCESSABILITY

Номер: US20190144622A1
Принадлежит:

The present invention relates to an expandable polymeric composition comprising: a) a polymeric matrix containing vinyl aromatic polymers and/or copolymers; b) from 0.1% to 20% by weight, calculated on the polymeric matrix (a), of an athermanous agent; c) from 0.01% to 10% by weight, calculated on the polymeric matrix (a), of at least one non-polymeric brominated flame retardant additive; d) from 0.01% to 10% by weight, calculated on the polymeric matrix (a), of at least one brominated polymer containing at least 50% bromine; e) from 0.01% to 5% by weight, calculated on the polymeric matrix (a), of a synergistic flame retardant additive; f) from 1% by weight to 10% by weight of at least one blowing agent. 1. An expandable polymeric composition comprising:a) a polymeric matrix containing vinyl aromatic polymers and/or copolymers;b) from 0.1% to 20% by weight, calculated on the polymeric matrix (a), of an athermanous agent;c) from 0.01% to 10% by weight, calculated on the polymeric matrix (a), of at least one non-polymeric brominated flame retardant additive;d) from 0.01% to 10% by weight, calculated on the polymeric matrix (a), of at least one brominated polymer containing at least 50% bromine;e) from 0.01% to 5% by weight, calculated on the polymeric matrix (a), of a synergistic flame retardant additive;f) from 1% by weight to 10% by weight of at least one blowing agent.2. A polymeric composition according to wherein the amount of non-polymeric brominated flame retardant additives ranges from 0.1% to 4% by weight and is calculated on the polymeric matrix (a).3. A polymeric composition according to wherein the amount of non-polymeric brominated flame retardant additives ranges from 0.2% to 2.3% by weight and is calculated on the polymeric matrix (a).4. A polymeric composition according to wherein the amount of the brominated polymers ranges from 0.1% to 4% by weight and is calculated on the polymeric matrix (a).5. A polymeric composition according to wherein the ...

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11-06-2015 дата публикации

MINERAL OIL BARRIER FILM WITH HIGH OXYGEN DIFFUSION PROPERTIES

Номер: US20150158985A1
Принадлежит: TORAY PLASTICS (AMERICA), INC.

A biaxially oriented polypropylene (BOPP) film with a novel coating layer which has an O2TR value in cc/m2/day in a range from 100 to 2000, and a MOSH value of 0.6 mg/kg or less is disclosed. This coating layer comprises a blend of additives that are approved for coatings for direct contact with food. In one embodiment, the coating layer comprises a poly-vinyl amine and a styrene butadiene resin emulsion. 1. A film comprising a polyolefin film and a coating layer , wherein the film has an O2TR value in cc/m2/day in a range from 100 to 2000 , and a MOSH value of 0.6 mg/kg or less.2. The film of claim 1 , wherein the polyolefin comprises polypropylene.3. The film of claim 1 , wherein the polyolefin comprises polyethylene.4. The film of claim 1 , wherein the polyolefin comprises a mixture of different polyolefins.5. The film of claim 1 , wherein the film has a MOSH value of 0.4 mg/kg or less.6. The film of claim 1 , wherein the film has a MOSH value of 0.25 mg/kg or less.7. The film of claim 1 , wherein the coating layer only contains additives approved for coatings in direct contact with food.8. The film of claim 1 , wherein the coating layer comprises a vinyl resin.9. The film of claim 1 , wherein the coating layer comprises a styrene-containing material.10. The film of claim 1 , wherein the coating comprises a vinyl resin and a styrene-containing material.11. The film of claim 1 , wherein the coating layer comprises a poly-vinyl amine and a styrene butadiene resin emulsion.12. The film of claim 1 , wherein the coating layer comprises a poly-vinyl alcohol and a styrene butadiene resin emulsion.13. The film of claim 1 , wherein the coating layer comprises a poly-vinyl amine and a styrene acrylic emulsion.14. The film of claim 1 , wherein the coating layer comprises a poly-vinyl alcohol and a styrene acrylic emulsion.15. The film of claim 1 , wherein the polyolefin film comprises a multilayer polyolefin film.16. The film of claim 1 , further comprising an outermost ...

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16-05-2019 дата публикации

PREPREG, METAL-CLAD LAMINATED BOARD, AND PRINTED WIRING BOARD

Номер: US20190150279A1
Принадлежит:

A prepreg contains a base material containing a reinforcing fiber and a semi-cured product of a resin composition impregnated into the base material containing a reinforcing fiber. The prepreg after cured has a glass transition temperature (Tg) which is higher than or equal to 150° C. and lower than or equal to 220° C. The resin composition contains (A) a thermosetting resin and (B) at least one compound selected from a group consisting of core shell rubber and a polymer component having a weight average molecular weight of 100000 or more. An amount of the (B) component is higher than or equal to 30 parts by mass and lower than or equal to 100 parts by mass with respect to 100 parts by mass of the (A) component. 1. A prepreg comprising:a base material containing a reinforcing fiber; anda semi-cured product of a resin composition impregnated into the base material containing a reinforcing fiber,the prepreg after cured having a glass transition temperature (Tg) which is higher than or equal to 150° C. and lower than or equal to 220° C., (A) a thermosetting resin; and', '(B) at least one compound selected from a group consisting of core shell rubber and a polymer component having a weight average molecular weight of 100000 or more, and, 'the resin composition containingan amount of the (B) component being higher than or equal to 30 parts by mass and lower than or equal to 100 parts by mass with respect to 100 parts by mass of the (A) component.2. The prepreg according to claim 1 , further comprising (C) an inorganic filler.3. The prepreg according to claim 2 , whereinan amount of the (C) component is less than or equal to 150 parts by mass with respect to 100 parts by mass of the (A) component.4. The prepreg according to claim 1 , whereinthe (A) component contains at least one compound selected from a group consisting of epoxy resin, phenol resin, bismaleimide resin, and cyanate resin.5. A metal-clad laminated board comprising:{'claim-ref': [{'@idref': 'CLM-00001', ' ...

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07-06-2018 дата публикации

METHOD FOR PRODUCING A FIBRE-COMPOSITE MADE FROM AMORPHOUS, CHEMICALLY MODIFIED POLYMERS WITH REINFORCEMENT FIBRES

Номер: US20180155510A1
Принадлежит:

The invention relates to a method for producing a thermoplastic fibre composite containing a thermoplastic moulding compound (A) as a polymer-matrix (M), reinforcement fibres (B), and optionally additive (C). Said method comprises the following steps: i) flat structures (F) made from reinforcing fibres (B) treated with a silane sizing material are provided, ii) the flat structures (F) are placed in a thermoplastic molding compound (A) which comprises at least 0.3 mol %, with respect to components (A), of a chemically reactive functionality, iii) chemically reactive groups of the thermoplastic molding compound (A) are reacted in the polymer matrix (M) with the polar groups of the treated reinforcing fibres (B), iv) the at least one additive (C) is optionally incorporated v) cooling. Said method is particularly suitable for producing fibrous composites. 116-. (canceled)17. A process for producing a thermoplastic fiber composite material comprising a thermoplastic molding compound A as polymer matrix M , reinforcing fibers B , and optionally at least one additive C , comprising the steps of:i) providing sheetlike structures F composed of reinforcing fibers B treated with a silane size,ii) introducing the sheetlike structures F into a thermoplastic molding compound A having at least 0.3 mol %, based on component A, of a chemically reactive functionality,iii) reacting chemically reactive groups in the thermoplastic molding compound A in the polymer matrix M with the polar groups at the surface of the treated reinforcing fibers B,iv) optionally incorporating the at least one additive C and consolidating the fiber composite material, andv) cooling and optionally further process steps.18. The process for producing a thermoplastic fiber composite material as claimed in claim 17 , wherein the fiber composite material is produced froma) 30% to 95% by weight of the thermoplastic molding compound A as polymer matrix,b) 5% to 70% by weight of the sheetlike structure F composed of ...

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14-05-2020 дата публикации

IMPACT MODIFIED STYRENE COPOLYMER COMPOSITION COMPRISING POLYSILOXANE ADDITIVE HAVING IMPROVED ABRASION CHARACTERISTICS

Номер: US20200148872A1
Принадлежит:

Thermoplastic polymer compositions (P) comprising at least one styrene-based polymer composition (A) comprising at least one graft copolymer (A-1), at least one organopolysiloxane compound, and optionally at least one colorant, dye or pigment, and/or at least one further additive, shows improved properties with respect to residual gloss after abrasion combined with improved melt flow characteristics while heat resistance is not affected. 115-. (canceled)18. The thermoplastic polymer composition (P) according to claim 16 , wherein the at least one graft copolymer (A-1) is selected from poly(acrylonitrile-butadiene-styrene) (ABS) claim 16 , poly(acrylonitrile-styrene-acrylic ester) (ASA) claim 16 , and mixtures thereof.19. The thermoplastic polymer composition (P) according to claim 18 , wherein the average particle size Dof the rubber particles in the ABS copolymer is from 50 to 750 nm and the average particle size Dof the rubber particles in the ASA copolymer is from 50 to 1000 nm claim 18 , wherein the average particle size is determined using an ultracentrifuge.20. The thermoplastic polymer composition (P) according to claim 16 , wherein the styrene-based polymer composition (A) further comprises at least one additional thermoplastic polymer selected from polycarbonate (PC) claim 16 , polyamide (PA) claim 16 , poly(styrene-acrylonitrile) (SAN) claim 16 , poly(α-methyl styrene-acrylonitrile) (AMSAN) claim 16 , and mixtures thereof.21. The thermoplastic polymer composition (P) according to claim 16 , wherein the at least one organopolysiloxane compound (B) has a weight average molecular weight Mw of 100 claim 16 ,000 g/mol to 1 claim 16 ,000 claim 16 ,000 g/mol claim 16 , determined by gel permeation chromatography (GPC) relative to polystyrene as standard and THF as solvent.22. The thermoplastic polymer composition (P) according to claim 16 , wherein the at least one organopolysiloxane compound (B) is selected from a poly(dialkylsiloxane) compound with each alkyl ...

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18-06-2015 дата публикации

LOW-DENSITY FOAM AND FOAM-BASED OBJECTS

Номер: US20150166754A1
Автор: Simonsen Ivan Simon
Принадлежит: Tempur-Pedic Management, LLC

According to one embodiment, the disclosure provides a foam-based object containing a foam having a density of 30 kg/mor less. The foam contains a base polyol, a filled polyol, and an additive polyol. The foam lacks a chain extender or crosslinker. In another embodiment, the foam has a hardness loss of less than 15% in a hardness loss test. According to another embodiment, the disclosure provides an initial formulation containing a base polyol, a filled polyol, an additive polyol, and a catalyst, but lacking a chain extender or crosslinker. The initial formulation is operable to form a foam having a density of 30 kg/mor less upon reaction with an isocyanate. A fourth embodiment provides a method of forming a foam by combining an isocyanate with such an initial formulation to produce a foam having a density of 30 kg/m3 or less and lacking a chain extender or crosslinker. 1. A foam-based object comprising:{'sup': '3', 'claim-text': a base polyol, wherein the base polyol, prior to foam formation, has a functionality of between 2 and 3, comprises at least 70% secondary hydroxyl (OH) groups, and has a hydroxyl (OH) number of between 20 and 240;', 'a filled polyol, wherein the filled polyol, prior to foam formation, comprises at least 70% secondary material; and', 'an additive polyol, wherein the additive polyol, prior to foam formation, has a functionality greater than two and comprises greater than 50% ethylene oxide (EO),, 'a foam having a density of 30 kg/mor less, wherein the foam compriseswherein the foam lacks a chain extender or crosslinker.2. The foam-based object according to claim 1 , wherein the base polyol is present in an amount of between 45 and 95 parts per hundred polyol (pphp).3. The foam-based object according to claim 1 , wherein the base polyol comprises ethylene oxide (EO).4. The foam-based object according to claim 1 , wherein the base polyol comprises propylene oxide (PO).5. The foam-based object according to claim 1 , wherein the filled polyol is ...

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30-05-2019 дата публикации

MULTILAYER BIODEGRADABLE FILM

Номер: US20190160796A1
Принадлежит:

This invention relates to a multilayer biodegradable film which is particularly suitable for the manufacture of packaging and is also characterised by appreciable optical transparency properties in addition to high level mechanical properties. 1. A multilayer film comprising at least one first layer A and at least one second layer B , in which layers A and B have a mutual A/B/A arrangement , wherein the layer A and layer B are different from each other , in which layer A comprises an aliphatic and/or aliphatic-aromatic biodegradable polyester or a polyvinyl alcohol or copolymers thereof and in which layer B comprises: [ a1) 35-70% by moles of units deriving from at least one aromatic dicarboxylic acid,', 'a2) 65-30% by moles of units deriving from at least one saturated aliphatic dicarboxylic acid, and', 'a3) 0-5% by moles of units deriving from at least one unsaturated aliphatic dicarboxylic acid; and, 'a) a dicarboxylic component containing with respect to the total dicarboxylic component, b1) 95-100% by moles of units deriving from at least one saturated aliphatic diol, and', '2) 0-5% by moles of units deriving from at least one unsaturated aliphatic diol;, 'b) a diol component comprising with respect to the total diol component], 'i)30-95% by weight, with respect to the sum of components i-v, of at least one polyester comprisingii) 0.1-50% by weight, with respect to the sum of components i-v, of at least one polymer of natural origin;iii) 1-40% by weight, with respect to the sum of components i-v, of at least one polyhydroxy alkanoate;iv) 0-15% by weight, with respect to the sum of components i-v, of at least one inorganic filler; andv) 0-5% by weight, with respect to the sum of components i.-v., of at least one cross-linking agent and/or chain extender comprising at least one compound having two and/or multiple functional groups including isocyanate, peroxide, carbodiimide, isocyanurate, oxazoline, epoxide, anhydride divinylether groups and mixtures thereof.2. ...

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15-06-2017 дата публикации

RESIN COMPOSITION

Номер: US20170166729A1
Автор: HSIEH CHEN-YU, HU ZHI-LONG
Принадлежит:

The present invention relates to resin composite materials, and more particularly, to low-dielectric resin composition and prepreg, resin film, resin coated copper, laminate and printed circuit board formed therefrom. The low-dielectric resin composition includes a phosphorus-containing flame retardant as shown in formula (I) and a resin with an active unsaturated bond. The low-dielectric resin composition may further be manufactured as a prepreg, a resin film, a resin coated copper, a laminate, or a printed circuit board, having a high glass transition temperature, low dielectric property, halogen-free flame retardancy and low percent of thermal expansion of laminate. 3. The low-dielectric resin composition according to claim 1 , wherein the resin with an active unsaturated bond is a monomer comprising an unsaturated reactive functional group claim 1 , and the monomer comprising the unsaturated reactive functional group is styrene claim 1 , divinylbenzene claim 1 , trivinylcyclohexane or a combination thereof.4. The low-dielectric resin composition according to claim 1 , wherein the resin with an active unsaturated bond is a vinyl compound resin claim 1 , and the vinyl compound resin is selected from the following: polyolefin claim 1 , cyanate ester resin claim 1 , maleimide claim 1 , vinyl polyphenylene ether resin claim 1 , triallyl isocyanurate claim 1 , triallyl cyanurate and a combination thereof.5. The low-dielectric resin composition according to claim 4 , wherein the vinyl compound resin is vinyl polyphenylene ether resin.6. The low-dielectric resin composition according to claim 5 , wherein the vinyl polyphenylene ether resin is a polyphenylene ether resin with a capping group having an unsaturated double bond.7. The low-dielectric resin composition according to claim 5 , wherein the vinyl polyphenylene ether resin is selected from the following: vinylbenzyl-terminated polyphenylene ether resin claim 5 , methacrylate-terminated polyphenylene ether resin ...

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29-09-2022 дата публикации

Method for producing pressure-responsive particles, method for producing printed material, method for producing sheet for producing printed material, and pressure-responsive particles

Номер: US20220308478A1
Принадлежит: FUJIFILM BUSINESS INNOVATION CORP

A method for producing pressure-responsive particles includes: adding an aggregating agent and a dispersion containing silica particles to a dispersion containing composite resin particles containing a styrene-based resin including a styrene compound and a vinyl monomer other than the styrene compound as polymer components and a (meth)acrylic acid ester-based resin including a (meth)acrylic acid ester compound as a polymer component to cause aggregation so as to form aggregated particles; and heating and fusing the aggregated particles to form pressure-responsive particles. The amount of the silica particles added by the dispersion containing the silica particles is 0.5 mass % or more and 10 mass % or less relative to a total mass of the composite resin particles. The mass ratio of the styrene-based resin to the (meth)acrylic acid ester-based resin in the pressure-responsive particles is from 80:20 to 20:80. A difference between the lowest glass transition temperature and the highest glass transition temperature of resins contained in the pressure-responsive particles is 30° C. or more.

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28-05-2020 дата публикации

Impact modified styrene copolymer composition comprising polysiloxane additive having improved abrasion characteristics

Номер: US20200165432A1
Принадлежит: INEOS STYROLUTION GROUP GMBH

Thermoplastic polymer compositions (P) comprising at least one styrene-based polymer composition (A) comprising at least one graft copolymer (A-1), at least one organopolysiloxane compound, and optionally at least one colorant, dye or pigment, and/or at least one further additive show improved properties with respect to residual gloss after abrasion combined with improved melt flow characteristics while heat resistance is not affected.

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30-06-2016 дата публикации

ROUGHNESS IMPROVED HIGH GLOSS ABS SHEET AND PROCESS FOR PREPARING THEREOF

Номер: US20160185924A1
Принадлежит:

A high gloss acrylonitrile butadiene styrene (ABS) sheet includes an ABS substrate, an intermediate film of poly(3,4-ethylenedioxythiophen)-polystyrene sulfonate formed on top of the ABS substrate, and a fluorinated resin film of poly(vinylidene fluoride-trifluoroethylene) formed on top of the intermediate film. A method of preparing the high gloss ABS sheet is also disclosed. 1. A high gloss acrylonitrile butadiene styrene (ABS) sheet , comprising:an ABS substrate;an intermediate film of poly(3,4-ethylenedioxythiophen)-polystyrene sulfonate formed on top of the ABS substrate; anda fluorinated resin film of poly(vinylidene fluoride-trifluoroethylene) formed on top of the intermediate film.2. The high gloss ABS sheet of claim 1 , wherein the ABS substrate is hydrophilized.3. The high gloss ABS sheet of claim 1 , wherein the ABS substrate is coated with a surfactant solution claim 1 , and then washed with distilled water and dried.4. A method of preparing a high gloss ABS sheet claim 1 , which comprises:a first step of hydrophilizing the surface of an ABS substrate by coating a surfactant solution on the substrate;a second step of washing the surfactant-coated ABS substrate with distilled water and drying the surfactant-coated ABS substrate;a third step of forming an intermediate film by coating poly(3,4-ethylenedioxythiophen)-polystyrene sulfonate (PEDOT-PSS) on top of the dried ABS substrate; anda fourth step of coating a fluorinated polymer solution of poly(vinylidene fluoride-trifluoroethylene) on top of the intermediate film.5. The method of preparing a high gloss ABS sheet of claim 4 , wherein the surfactant solution is an aqueous sodium dodecyl sulfate solution.6. The method of preparing a high gloss ABS sheet of claim 4 , wherein the drying is conducted at a temperature range of 40 to 60° C.7. The method of preparing a high gloss ABS sheet of claim 4 , wherein a concentration of the fluorinated polymer solution is 1 to 8 wt % claim 4 , and in the fourth step ...

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28-06-2018 дата публикации

BIODEGRADABLE POLYESTER COMPOSITION

Номер: US20180179375A1
Принадлежит:

A biodegradable polyester composition based on a total weight of the biodegradable polyester composition, including a weight content of tetrahydrofuran, which is 3 ppm-200 ppm; and based on the total weight of the biodegradable polyester composition, a weight content of cyclopentanone is 0.5 ppm-85 ppm is provided. The tetrahydrofuran and cyclopentanone is added into the composition and controlling the content of tetrahydrofuran and the content of cyclopentanone in a certain range in the composition to realize printing performance. Moreover, when a velocity of film blowing is 176 Kg/h, a range of a film thickness is less than 0.2 μm and a relative deviation of the film thickness is less than 1%. 1. A biodegradable polyester composition , comprising following components in parts by weight:i) 60 to 100 parts of biodegradable aliphatic-aromatic polyester;ii) 0 to 40 parts of polylactic acid;iii) 0 to 35 parts of an organic filler and/or an inorganic filler;iv) 0 to 1 part of a copolymer which contains epoxy group and is based on styrene, acrylate and/or methacrylate;wherein, based on a total weight of the biodegradable polyester composition, a weight content of tetrahydrofuran is 3 ppm-200 ppm;and based on the total weight of the biodegradable polyester composition, a weight content of cyclopentanone is 0.5 ppm-85 ppm.2. The biodegradable polyester composition according to claim 1 , wherein based on the total weight of the biodegradable polyester composition claim 1 , the weight content of tetrahydrofuran is 8 ppm-100 ppm claim 1 , preferably 15 ppm-75 ppm; and the weight content of cyclopentanone is 5 ppm-50 ppm claim 1 , preferably 10 ppm-35 ppm.3. The biodegradable polyester composition according to claim 1 , wherein the following components in parts by weight:i) 65 to 95 parts of the biodegradable aliphatic-aromatic polyester;ii) 5 to 35 parts of the polylactic acid;iii) 5 to 25 parts of the organic filler and/or the inorganic filler;iv) 0.02 to 0.5 part of the ...

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13-06-2019 дата публикации

THERMOPLASTIC RESIN COMPOSITION, METHOD OF PREPARING THE SAME, AND INJECTION-MOLDED ARTICLE INCLUDING THE SAME

Номер: US20190177523A1
Принадлежит:

The present invention relates to a thermoplastic resin composition, a method of preparing the same, and an injection-molded article including the same. More particularly, the present invention relates to a thermoplastic resin composition having superior vibration welding properties along with ABS-based resin-specific impact resistance, heat resistance, and the like due to inclusion of an ABS-based graft copolymer including a conjugated diene-based rubber polymer having an average particle diameter of 0.25 to 0.35 μm; a rubber-modified graft copolymer including a diene-based rubber polymer having an average particle diameter of 0.6 to 10 μm and prepared by continuous bulk polymerization; and a matrix resin, and an injection-molded article including the thermoplastic resin composition. 2. The thermoplastic resin composition according to claim 1 , wherein a weight ratio of the conjugated diene-based rubber polymer having an average particle diameter of 0.6 to 10 m to the rubber polymer having an average particle diameter of 0.25 to 0.35 μm is 1:15 to 1:2.3. The thermoplastic resin composition according to claim 1 , wherein the ABS-based graft copolymer (A) comprises 40 to 70% by weight of the conjugated diene-based rubber polymer having an average particle diameter of 0.25 to 0.35 m claim 1 , 12 to 35% by weight of an aromatic vinyl compound claim 1 , and 6 to 25% by weight of a vinyl cyanide compound.4. The thermoplastic resin composition according to claim 1 , wherein the rubber-modified graft copolymer (B) comprises 5 to 20% by weight of the rubber polymer having an average particle diameter of 0.6 to 10 m claim 1 , 50 to 70% by weight of an aromatic vinyl compound claim 1 , and 10 to 30% by weight of a vinyl cyanide compound.5. The thermoplastic resin composition according to claim 1 , wherein the matrix resin (C) comprises one or more of an alpha-alkyl styrene-aromatic vinyl compound-vinyl cyanide compound copolymer or an alpha-alkyl styrene-vinyl cyanide compound ...

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15-07-2021 дата публикации

Resin Composition, Prepreg, Metal Foil-Clad Laminate, Resin Sheet, and Printed Wiring Board

Номер: US20210214547A1
Принадлежит: MITSUBISHI GAS CHEMICAL COMPANY, INC.

A resin composition contains a maleimide compound (A), a cyanate ester compound (B), a polyphenylene ether compound (C) with a number average molecular weight of not lower than 1000 and not higher than 7000 and represented by Formula (1), and a block copolymer (D) having a styrene backbone. In Formula (1), X represents an aryl group; —(Y—O)n- represents a polyphenylene ether moiety; R, R, and Reach independently represent a hydrogen atom, an alkyl group, an alkenyl group, or an alkynyl group; nrepresents an integer of from 1 to 100; nrepresents an integer of from 1 to 6; and nrepresents an integer of from 1 to 4. 2: The resin composition according to claim 1 , wherein the block copolymer (D) comprising a styrene backbone contains at least one selected from the group consisting of a styrene-butadiene block copolymer claim 1 , a styrene-isoprene block copolymer claim 1 , a styrene-hydrogenated butadiene block copolymer claim 1 , a styrene-hydrogenated isoprene block copolymer claim 1 , and a styrene-hydrogenated (isoprene/butadiene) block copolymer.4: The resin composition according to claim 1 , further comprising a styrene oligomer (E).5: The resin composition according to claim 1 , further comprising a filler (F).6: The resin composition according to claim 5 , wherein a content of the filler (F) is from 50 to 300 parts by mass relative to 100 parts by mass of resin solid component.7: The resin composition according to claim 1 , further comprising a flame retardant (G).8: The resin composition according to claim 1 , wherein a content of the polyphenylene ether compound (C) represented by Formula (1) is from 1 to 90 parts by mass relative to 100 parts by mass of resin solid component.9: The resin composition according to claim 1 , wherein a content of the block copolymer (D) comprising a styrene backbone is from 1 to 50 parts by mass relative to 100 parts by mass of resin solid component.11: A prepreg formed from a substrate and a resin composition described in .12: A ...

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05-07-2018 дата публикации

Roughness improved high gloss abs sheet and process for preparing thereof

Номер: US20180186953A1

A high gloss acrylonitrile butadiene styrene (ABS) sheet includes an ABS substrate, an intermediate film of poly(3,4-ethylenedioxythiophen)-polystyrene sulfonate formed on top of the ABS substrate, and a fluorinated resin film of poly(vinylidene fluoride-trifluoroethylene) formed on top of the intermediate film. A method of preparing the high gloss ABS sheet is also disclosed.

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29-07-2021 дата публикации

Allyl-containing resin and uses of the same

Номер: US20210230335A1
Принадлежит: Chang Chun Plastics Co Ltd

An allyl-containing resin is provided. The allyl-containing resin comprises a repeating unit comprising a structural unit represented by the following formula (I): wherein, R 1 to R 3 in formula (I) are as defined in the specification; the Fourier transform infrared spectrum of the allyl-containing resin has a signal intensity “a” from 1650 cm −1 to 1630 cm −1 and a signal intensity “b” from 1620 cm −1 to 1560 cm −1 , and 0<a/b≤1.20; and the quantitative 1 H-NMR spectrum of the allyl-containing resin has a signal intensity “c” from 3.2 ppm to 6.2 ppm and a signal intensity “d” from 6.6 ppm to 7.4 ppm, and 0<c/d≤1.20.

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26-07-2018 дата публикации

Coated film

Номер: US20180208730A1
Принадлежит: Mitsubishi Chemical Corp

According to the present invention, there is provided a coated film that is excellent in not only antistatic properties, but also persistency of the antistatic properties. The present invention relates to a coated film comprising a polyester film and a coating layer formed on at least one surface of the polyester film which is prepared from a coating solution comprising a polystyrenesulfonic acid or a derivative thereof, and a binder resin or a crosslinking agent.

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04-08-2016 дата публикации

EXPANDABLE VINYL AROMATIC POLYMERIC COMPOSITIONS

Номер: US20160222181A1
Принадлежит: Versalis S.p. A.

The present patent application relates to an expandable polymeric composition with an enhanced processability which comprises: 1. An expandable polymeric composition comprising:i. a polymeric base comprising:a) from 0% to 100% by weight based on the total base (i) of a vinyl aromatic polymer,b) from 100% to 0% by weight based on the total base (i) of a co-polymer comprising from 50% to 99% by weight of a vinyl aromatic monomer and from 1% to 50% by weight of an alkyl ester having from 1 to 18 carbon atoms derived from acrylic or methacrylic acid,ii. from 0.2 to 10 parts by weight based on 100 parts of the polymeric base (i) of an expanding agent, andiii. alternatively:A) from 0 to 10 parts by weight based on 100 parts of the polymeric base (i) of an additive with a plasticizer effect when (i) comprises at least 2% by weight of (b), orB) from 0.3 to 10 parts by weight based on 100 parts of the polymeric base (i) of an additive with a plasticizer effect when (i) comprises only (a),wherein:the molecular weight at a peak maximum Mp of (i) is from 130 kDa to 190 kDa and a centrifuge average molecular weight Mz of (i) is from 430 kDa to 900 kDa,the difference in a glass-transition temperature (DTg) measured from a vinyl aromatic polymer having a molecular weight distribution (MWD) of (i) and a composition of a sole vinyl aromatic fraction of (i), and a polymeric composition consisting of (i) and (iii), is from 1° C. to 8° C.2. The polymeric composition of claim 1 , wherein Mp of (i) ranges from 140 kDa to 190 kDa.3. The polymeric composition of claim 1 , wherein Mp of (i) ranges from 140 kDa to 180 kDa.4. The polymeric composition of claim 1 , wherein Mz of component (i) ranges from 440 kDa to 900 kDa.5. The polymeric composition of claim 1 , wherein Mz of component (i) ranges from 440 kDa to 700 kDa.6. The polymeric composition of claim 1 , wherein Mp of (i) ranges from 140 kDa to 180 kDa and Mz of (i) is from 440 kDa to 700 kDa.7. The polymeric composition of claim 1 , ...

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02-08-2018 дата публикации

THERMALLY INSULATING FOAM WITH VERTICALLY ELONGATED CELLS

Номер: US20180215890A1
Принадлежит: Dow Global Technologies LLC

An extruded polymer foam has a polymer matrix with styrene-acrylonitrile copolymer and infrared attenuator and cell having an average size in the foam vertical direction of 150 micrometers or less, a ratio of vertical cell E size to extrusion direction cell size that is greater than one and a cell anisotropic ratio that is greater than 1.1; the foam having a P-Ratio of 0.7 or less, less than 0.2 moles of hydrocarbon blowing agent in the cells per kilogram of foam; a density of 20-48 kilograms per cubic meter and a 25-year thermal conductivity that is 0.030 Waters per meter-Kelvin or less when free of fluorinated blowing agents and less than 0.029 Watts per meter-Kelvin when containing fluorinated blowing agent. 1. An extruded polymer foam , the foam comprising a polymer matrix defining cells therein wherein the foam is characterized by:(a) the polymer matrix comprising styrene-acrylonitrile copolymer and 0.1 to 10 weight-percent infrared attenuator, based on foam weight, dispersed in the polymer matrix; ["i. the average size in the foam's vertical direction of 150 micrometers or less;", 'ii. the ratio of average vertical direction cell size to average extrusion direction cell size that is greater than one; and', 'iii. the cell anisotropic ratio that is greater than 1.1;, '(b) the cells having average sizes in the foam vertical, horizontal and extrusion directions, as determined by ASTM D-3576, such that'}(c) having a P-Ratio of 0.7 or less, with compressive strength values determined according to ASTM D1621;(d) having less than 0.2 moles of hydrocarbon blowing agents in the cells per kilogram of foam as determined by gas chromatography;(e) having a density of 20 to 48 kilograms per cubic meter as determined by ASTM D1622; and(f) having an average 25-year thermal conductivity that is 0.030 Watts per meter-Kelvin or less when free of fluorinated blowing agents and less than 0.28 Watts per meter-Kelvin when containing fluorinated blowing agent, with 25-year thermal ...

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27-08-2015 дата публикации

SYNERGISTIC EFFECT OF MULTIPLE MOLD RELEASE ADDITIVES IN POLYCARBONATE BASED COMPOSITIONS

Номер: US20150240073A1
Принадлежит: SABIC INNOVATIVE PLASTICS IP B.V.

The present disclosure relates to a thermoplastic composition having a better mold release performance. The disclosed thermoplastic composition comprises polycarbonate components, an impact modifier and a mold release composition. Also disclosed is a method for making the disclosed thermoplastic composition and an article of manufacture comprising the disclosed polymer composition. 1. A thermoplastic composition comprising:(a) from about 10 wt % to about 80 wt % of a first polycarbonate;(b) an impact modifier composition from about 1 wt % to about 30 wt %,wherein the combined weight percent of components (a) through (b) does not exceed 100 wt %, wherein all weight percent values are based on the total weight of the thermoplastic composition; and(c) a mold release composition comprising at least two different mold release additives from about 0.01 parts by weight to about 1.5 parts by weight added to 100 parts by weight of the thermoplastic composition excluding the mold release composition, wherein one or more of the at least two different mold release additives comprises pentaerithritol tetrastearate, glycerol monostearate, glycerol tristearate, poly(alfa) olefin, poly(ethylene oxide-propylene oxide-ethylene oxide), or any combination thereof; andwherein a molded sample of the thermoplastic composition has better mold release performance compared to a substantially identical reference composition in the absence of the mold release composition, and wherein the presence of the mold release composition has substantially no impact on the mechanical and physical properties.2. The thermoplastic composition of claim 1 , wherein the at least two different mold release additives comprise pentaerithritol tetrastearate in an amount higher than a second one of the at least two mold release additives.3. The thermoplastic composition of claim 1 , wherein the mold release composition comprises at least two of the mold release additives that are present in the weight ratio in the ...

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18-08-2016 дата публикации

HALOGEN-FREE RESIN COMPOSITION AND USES THEREOF

Номер: US20160237278A1
Автор: He Yueshan, YANG Hu
Принадлежит:

Disclosed are a halogen-free resin composition, and a prepreg and a laminate prepared by using the same. The halogen-free resin composition comprises the following components according to organic solid matters by weight parts: (A) 40-80 parts by weight of allyl modified benzoxazine resin; (B) 10-20 parts by weight of hydrocarbon resin; (C) 10-40 parts by weight of allyl modified polyphenylene oxide resin; (D) 0.01-3 parts by weight of initiating agent; (E) 10-100 parts by weight of filler; and (F) 0-80 parts by weight of phosphoric flame retardant. The prepreg and the laminate prepared by using the halogen-free resin composition have lower dielectric constant and lower dielectric loss tangent value, higher peeling strength, higher glass transition temperature, excellent heat resistance and good flame retardant effect. 1. A halogen-free resin composition , comprising the following:(A) 40-80 parts by weight of allyl modified benzoxazine resin;(B) 10-20 parts by weight of hydrocarbon resin;(C) 10-40 parts by weight of allyl modified polyphenylene oxide resin; and(D) 0.01-3 parts by weight of initiating agent.2. The halogen-free resin composition according to claim 1 , wherein the allyl modified benzoxazine resin is selected from the group consisting of allyl modified bisphenol-A benzoxazine resin claim 1 , allyl modified bisphenol-F benzoxazine resin claim 1 , allyl modified dicyclopentadiene phenol benzoxazine resin claim 1 , allyl modified bisphenol-S benzoxazine resin or diamine benzoxazine resin claim 1 , or a mixture of at least two of them.3. The halogen-free resin composition according to claim 1 , wherein the hydrocarbon resin is a hydrocarbon resin which consists of carbon and hydrogen and has a number average molecular weight less than 11000 and a vinyl content greater than 60% and is liquid at room temperature.4. The halogen-free resin composition according to claim 1 , wherein the hydrocarbon resin is a hydrocarbon resin which has a number average molecular ...

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16-07-2020 дата публикации

PHOTONIC CRYSTAL STRUCTURE AND ANTI-FORGERY COLOR CONVERSION FILM COMPRISING SAME

Номер: US20200225391A1
Принадлежит:

An anti-forgery color conversion film includes a photonic crystal structure whose color is converted by an external stimulus such as a breath. The photonic crystal structure includes a first refractive index layer including a first polymer exhibiting a first refractive index; and a second refractive index layer which is alternately laminated with the first refractive index layer and includes a second polymer exhibiting a second refractive index. A consumer who purchases an article including the color conversion film may easily distinguish the authenticity of the article. 2. The anti-forgery color conversion film according to claim 1 , wherein{'sub': 1', '2, 'Rand Rare each independently hydrogen or methyl,'}{'sub': '3', 'Ris represented by Formula 2,'}{'sub': '6', 'Ris NH, and'}{'sub': '7', 'Ris fluoromethyl, difluoromethyl, trifluoromethyl, 1-fluoroethyl, 2-fluoroethyl, 1,1-difluoroethyl, 1,2-difluoroethyl, 2,2-difluoroethyl, 1,1,2-trifluoroethyl, 1,2,2-trifluoroethyl, 2,2,2-trifluoroethyl, 1-fluoropropyl, 2-fluoropropyl, 1,1-difluoropropyl, 1,2-difluoropropyl, 2,2-difluoropropyl, 1,1,2-trifluoropropyl, 1,2,2-trifluoropropyl, 2,2,2-trifluoropropyl, 1-fluorobutyl, 2-fluorobutyl, 1,1-difluorobutyl, 1,2-difluorobutyl, 2,2-difluorobutyl, 1,1,2-trifluorobutyl, 1,2,2-trifluorobutyl, or 2,2,2-trifluorobutyl.'}4. The anti-forgery color conversion film according to claim 1 , wherein the external stimulus is a relative humidity of 70% or more.5. The anti-forgery color conversion film according to claim 1 , comprising a plurality of photonic crystal structures claim 1 , wherein the respective photonic crystal structures are converted into different colors from each other by the external stimulus.6. The anti-forgery color conversion film according to claim 1 , wherein the copolymer including the repeating unit represented by Formula 1 is swelled by the external stimulation claim 1 , such that a reflection wavelength thereof is shifted.8. The anti-forgery color conversion film ...

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01-08-2019 дата публикации

MULTI-LAYER COMPOSITE ARTICLE INCLUDING A COVER LAYER AND A PC/ABS LAYER AND METHODS THEREOF

Номер: US20190232620A1
Принадлежит:

The teachings herein are directed to multi-layered articles, methods for making the multi-layered articles, and polymeric compositions for the multi-layered articles. The multi-layered article includes a substrate layer and an overmolded cover layer. The substrate layer preferably is a polymeric composition including about 55 weight percent or less (preferably about 50 weight percent or less) polycarbonate, a styrene containing polymer, and an impact modifier. The cover layer preferably includes a polyurethane, a polyurea, or both. The substrate preferably forms a durable bond to the cover layer that maintains adhesion even after aging (e.g., heat, thermal cycling, UV light, visible light, humidity, climate aging, or any combination thereof). 1. A multi-layer article comprising:i) a substrate layer including a polymeric composition, wherein the polymeric composition is a blend comprising: two or more polymers including a polycarbonate component and a toughening component, wherein the toughening component includes a styrene-acrylonitrile copolymer and an impact modifier; andii) a cover layer including a polyurethane and/or a polyurea bonded directly to the substrate layer;wherein the concentration of the two or more polymers is about 70 weight percent or more (preferably about 83 weight percent or more and more preferably about 88 weight percent or more) and about 100 weight percent or less (preferably about 99 weight percent or less) based on the total weight of the polymeric composition, the total weight of the polycarbonate component and the toughening component is about 75 weight percent to about 100 weight percent, based on the total weight of the two or more polymers of the polymeric composition, and the weight ratio of the polycarbonate component to the toughening component is about 10:90 or more (preferably about 20:80 or more, and more preferably about 25:75 or more) and about 55:45 or less (preferably about 50:50 or less, and more preferably about 45:55 or ...

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17-09-2015 дата публикации

Concentrated Polymeric Compositions of Vinyl Aromatic Polymers and/or Copolymers

Номер: US20150259521A1
Принадлежит: Versalis S.P.A,

The present invention relates to a concentrated polymeric composition which comprises: a) vinyl aromatic polymers and/or copolymers in an amount ranging from 10% to 90% by weight, calculated with respect to the overall composition, with respect to the overall composition, b) at least one compound containing epoxy functional groups in an amount ranging from 0.01% to 5% by weight, calculated with respect to the overall composition, with respect to the overall composition, c) at least one infrared absorbing agent, in an amount ranging from 10% to 90% by weight, calculated with respect to the overall composition, with respect to the overall composition. 1. A concentrated polymeric composition comprising:a) vinyl aromatic polymers and/or copolymers in an amount ranging from 10% to 90% by weight, calculated with respect to the overall composition,b) at least one compound containing epoxy functional groups in an amount ranging from 0.01% to 5% by weight, calculated with respect to the overall composition,c) at least one infrared absorbing agent, in an amount ranging from 10% to 90% by weight, calculated with respect to the overall composition.2. A self-extinguishing expandable composition of vinyl aromatic polymers and/or copolymers comprising:A) vinyl aromatic polymers and/or copolymers in an amount ranging from 50% to 100% by weight,B) at least one expanding agent,C) at least one infrared absorbing agent,D) at least one halogenated flame-retardant agent,E) at least one compound containing epoxy functional groups characterized by a solubility in styrene, measured at a temperature of 25° C., higher than 5 g/100 g.3. The concentrated polymeric composition according to claim 1 , wherein the compound containing epoxy functional groups is selected from styrene-glycidyl methacrylate copolymers or from NovolaK multifunctional organophosphorus epoxy resins.4. The concentrated polymeric composition according to claim 1 , wherein the infrared absorbing agent is selected from ...

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07-09-2017 дата публикации

BINDER COMPOSITION FOR SECONDARY BATTERY ELECTRODE, SLURRY COMPOSITION FOR SECONDARY BATTERY ELECTRODE, ELECTRODE FOR SECONDARY BATTERY, AND SECONDARY BATTERY

Номер: US20170256800A1
Принадлежит: ZEON CORPORATION

Provided is a binder composition for a secondary battery electrode that can cause a secondary battery to display excellent rate characteristics and cycle characteristics. The binder composition for a secondary battery electrode contains a first particulate polymer having a core-shell structure including a core portion and a shell portion that partially covers an outer surface of the core portion. 1. A binder composition for a secondary battery electrode comprisinga first particulate polymer having a core-shell structure including a core portion and a shell portion that partially covers an outer surface of the core portion.2. The binder composition for a secondary battery electrode of claim 1 , whereinthe core portion is formed from a polymer having a degree of swelling in electrolysis solution of at least 300 mass % and no greater than 900 mass %, andthe shell portion is formed from a polymer having a degree of swelling in electrolysis solution of greater than 100 mass % and no greater than 200 mass %.3. The binder composition for a secondary battery electrode of or claim 1 , whereinthe core portion is formed from a polymer having a glass transition temperature of at least −60° C. and no higher than −15° C., andthe shell portion is formed from a polymer having a glass transition temperature of at least 40° C. and no higher than 200° C.4. The binder composition for a secondary battery electrode of any one of - claim 1 , whereina mass proportion of the shell portion in the first particulate polymer is at least 3 mass % and no greater than 35 mass %.5. The binder composition for a secondary battery electrode of any one of - claim 1 , whereinthe core portion is formed from a polymer including at least 50 mass % and no greater than 99.5 mass % of a (meth)acrylic acid ester monomer unit.6. The binder composition for a secondary battery electrode of any one of - claim 1 , further comprisinga second particulate polymer, whereinthe second particulate polymer has a degree of ...

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15-09-2016 дата публикации

HOLLOW POLYMER PARTICLE, AQUEOUS DISPERSION OF THE SAME, AND METHOD FOR PRODUCING HOLLOW POLYMER PARTICLE

Номер: US20160264750A1
Автор: YAMAGUCHI Atsushi
Принадлежит:

A hollow polymer particle includes a structure body that contains a structure including (1) a core polymer formed by copolymerizing a monomer mixture (a) consisting of 20 to 60% by weight of an acid group-containing monomer and 80 to 40% by weight of another monomer that is copolymerizable with the acid group-containing monomer and (2) a shell polymer formed by copolymerizing a monomer mixture (b) consisting of 0 to 15% by weight of an acid group-containing monomer and 100 to 85% by weight of another monomer that is copolymerizable with the acid group-containing monomer so that the shell polymer substantially surrounding the core polymer. The structure body has at least one void formed by neutralization of at least one portion of an acid group contained in the core polymer. The hollow polymer particle is obtained by adding a preservative during a time period after formation of the core polymer and before formation of the shell polymer. 1. A hollow polymer particle comprising:a structure body that contains a structure including(1) a core polymer formed by copolymerizing a monomer mixture (a) consisting of 20 to 60% by weight of an acid group-containing monomer and 80 to 40% by weight of another monomer that is copolymerizable with the acid group-containing monomer; and(2) a shell polymer formed by copolymerizing a monomer mixture (b) consisting of 0 to 15% by weight of an acid group-containing monomer and 100 to 85% by weight of another monomer that is copolymerizable with the acid group-containing monomer so that the shell polymer substantially surrounding the core polymer, whereinthe structure body has at least one void formed by neutralization of at least one portion of an acid group contained in the core polymer, andthe hollow polymer particle is obtained by adding a preservative during a time period after formation of the core polymer and before formation of the shell polymer.2. An aqueous dispersion of the hollow polymer particle according to .3. A method for ...

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15-09-2016 дата публикации

CURABLE COMPOSITIONS WHICH FORM INTERPENETRATING POLYMER NETWORKS

Номер: US20160264769A1
Принадлежит:

A curable composition comprising a a) styrene-butadiene vinyl resin containing from 30 weight percent to 85 weight percent of 1,2-vinyl groups and wherein styrene is present in an amount in the range of from 10 weight percent to 50 weight percent; b) a vinyl poly(phenylene ether) having a number average molecular weight in the range of from 300 to 10000; c) an aniline modified styrene-maleic anhydride copolymer; d) a multifunctional epoxy resin; and e) a flame retardant wherein, upon curing under curing conditions, the curable composition forms at least one interpenetrating network structure, is disclosed. Methods for preparing the curable composition are also disclosed, as are prepregs and laminates made therefrom. 1. A curable composition comprisinga) a styrene-butadiene vinyl resin containing from 30 weight percent to 85 weight percent of 1, 2-vinyl groups and wherein styrene is present in an amount in the range of from 10 weight percent to 50 weight percent;b) a vinyl poly(phenylene ether) having a number average molecular weight in the range of from 300 to 10000;c) an aniline modified styrene-maleic anhydride copolymer;d) a multifunctional epoxy resin; ande) a flame retardantwherein, upon curing under curing conditions, the curable composition forms at least one interpenetrating network structure.2. A composition in accordance with wherein the styrene-butadiene vinyl resin has a number average molecular weight in the range of from 500 to 8000.3. A curable composition according to claim 1 , further comprising a free radical initiator selected from the group consisting of 2 claim 1 ,2′-azobisisobuytlnitrile claim 1 , benzoyl peroxide claim 1 , dicumyl peroxide claim 1 , a disulfide claim 1 , and combinations thereof.4. A curable composition according to claim 1 , further comprising a catalyst selected from the group consisting of 2-methyl imidazole claim 1 , 2-phenyl imidazole claim 1 , 2-ethyl-4-methyl imidazole claim 1 , boric acid claim 1 , triphenylphosphine ...

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15-08-2019 дата публикации

A POLYMERIC COMPOSITION, ITS METHOD OF PREPARATION, ITS USE AND OBJECT COMPRISING IT

Номер: US20190248999A1
Принадлежит: Arkeme France

The present invention relates to a polymeric composition comprising a (meth) acrylic polymer and a copolymer comprising at least 41% wt of a vinyl aromatic monomer. In particular the present invention relates to a polymeric (meth) acrylic composition comprising a (meth) acrylic polymer. The present invention concerns also the use of such a polymeric (meth) acrylic composition comprising a meth acrylic polymer and a copolymer comprising at least 41% wt of a vinyl aromatic monomer, (meth) acrylic acid ester monomer and dicarboxylic acid anhydride monomer for increasing the chemical resistance. The present invention concerns also an object comprising or made of such a meth) acrylic composition comprising a (meth) acrylic polymer and a copolymer comprising at least 41% wt of a vinyl aromatic monomer, (meth) acrylic acid ester monomer and dicarboxylic acid anhydride monomer with increasing the chemical resistance. 2. The polymeric composition according to wherein the copolymer CP1 represents between 5 wt % and 50 wt % of the polymeric composition.3. The polymeric composition according to wherein the copolymer CP1 represents between 12 wt % and 35 wt % of the polymeric composition.4. The polymeric composition according to claim 1 , wherein the copolymer CP1 comprises between 41 wt % and 84 wt % of vinyl aromatic monomer units.5. The polymeric composition according to claim 4 , wherein the copolymer CP1 comprises between 46 wt % and 81 wt % of vinyl aromatic monomer units.6. The polymeric composition according to claim 1 , wherein the copolymer CP1 comprises between 10 wt % and 20 wt % of unsaturated dicarboxylic acid anhydride monomer units.7. The polymeric composition according to claim 6 , wherein the copolymer CP1 comprises between 11 wt % and 19 wt % of at least one unsaturated dicarboxylic acid anhydride monomer units.8. The polymeric composition according to claim 1 , wherein the copolymer CP1 comprises between 6 wt % and 49 wt % of (meth)acrylic acid ester monomer ...

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06-08-2020 дата публикации

THERMOSETTING RESIN COMPOSITION, PREPREG, LAMINATE, AND PRINTED CIRCUIT BOARD

Номер: US20200247970A1
Принадлежит:

A thermosetting resin composition, a prepreg, a laminate, and a printed circuit board are provided. The thermosetting resin composition has a thermosetting polyphenylene ether resin, an unsaturated polyolefin resin, a curing agent, and hollow borosilicate microspheres with surfaces treated with a bromine-containing silane coupling agent. The laminate produced from the thermosetting resin composition satisfies the requirements for overall properties such as low dielectric constant, low dielectric loss, low water absorption rate, high peeling strength, and the like for a high-frequency electronic circuit substrate. 1. A thermosetting resin composition , comprising the following components:(1) a thermosetting polyphenylene ether resin;(2) an unsaturated polyolefin resin;(3) a curing agent; and(4) hollow borosilicate microspheres with surfaces treated with a bromine-containing silane coupling agent.2. The thermosetting resin composition of claim 1 , wherein the hollow borosilicate microspheres with surfaces treated with a bromine-containing silane coupling agent are not treated with an alkaline liquor.3. The thermosetting resin composition of claim 1 , wherein the hollow borosilicate microspheres with surfaces treated with a bromine-containing silane coupling agent are obtained by treating chemically untreated hollow borosilicate microspheres with a bromine-containing silane coupling agent claim 1 , wherein a content of the chemically untreated hollow borosilicate microspheres is 95% to 98% by weight with respect to the hollow borosilicate microspheres with surfaces treated with a bromine-containing silane coupling agent.4. The thermosetting resin composition of claim 1 , wherein the hollow borosilicate microspheres with surfaces treated with a bromine-containing silane coupling agent have an average particle diameter of no greater than 50 μm.5. The thermosetting resin composition of claim 1 , wherein the hollow borosilicate microspheres with surfaces treated with a ...

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13-09-2018 дата публикации

PROCESS AND COMPOSITION FOR WELL DISPERSED, HIGHLY LOADED COLOR MASTERBATCH

Номер: US20180258237A1
Принадлежит:

A highly loaded and well-dispersed masterbatch composition and process for making thereof from a split stream process. The masterbatch composition includes a colorant, a thermoplastic carrier, a metallocene polymer processing aid, and optionally an additive. The split stream may be formed of a primary feed and a secondary feed. The primary and second feeds are combined by at least one of the following: supplying the secondary feed in either the same feed port as the primary feed, in a stream located upstream the primary feed, in a stream located downstream the primary feed, or a combination thereof. 1. A process for making a masterbatch composition comprising:providing an additive mixture including a colorant and an optional additive component or components to a primary feed;melting a thermoplastic and providing the melted thermoplastic to a secondary feed that is physically separated from the primary feed; andcombining the secondary feed with the primary feed and extruding the resultant mixture to form a masterbatch composition having greater than 45 wt. % of the additive mixture.2. The process according to wherein claim 1 , upon combining the primary and secondary feeds claim 1 , a weight ratio of primary to secondary feed is greater than 60:40.3. The process according to wherein the weight ratio is less than 95:5.4. The process according to wherein the weight ratio is less than 90:10.5. The process according to wherein the additive component or components are present and include at least one item selected from: a metallocene polymer claim 1 , a polymer processing aid claim 1 , a dispersion aid claim 1 , a slip agent claim 1 , mineral oil claim 1 , and any combination of two or more items herein.6. The process according to wherein the masterbatch composition has up to 80 wt. % of colorant.7. The process according to wherein the masterbatch composition has up to 50 wt. % of organic pigment(s).8. The process according to wherein the organic pigment(s) is at least ...

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01-10-2015 дата публикации

Macromer and Process for Making Polymer Polyols

Номер: US20150274952A1
Принадлежит:

Polymer polyols are made by polymerizing an ethylenically unsaturated monomer in a continuous polyol phase. The polymerization is stabilized with a macromer or a pre-formed polymer made by polymerizing or copolymerizing the macromer. The macromer is a random polymer of propylene oxide and ethylene oxide in defined ratios, which also contains polymerization carbon-carbon double or triple bond. Polymer polyols made in the process exhibit little viscosity rise when blended with water. Flexible polyurethane foam made from the polymer polyol exhibits excellent hardness, have good surface characteristics and, when pigmented, exhibit good, uniform coloration. 1. A process for making a polymer polyol , comprising polymerizing one or more low molecular weight ethylenically unsaturated monomers that have a molecular weight of no greater than 150 in a continuous liquid polyol phase and in the presence of a stabilizer to form a dispersion of solid polymer particles in the continuous liquid polyol phase , wherein the stabilizer includes 1.5 to 15% , based on the weight of the low molecular weight ethylenically unsaturated monomer(s) , of (i) a macromer , the macromer being a random copolymer of a mixture of 80 to 95% by weight propylene oxide and 5 to 20% ethylene oxide , the macromer having a number average molecular weight of 6000 to 25 ,000 , 3 to 8 hydroxyl groups per molecule and at least one polymerizable carbon-carbon double or triple bond , (ii) a pre-formed polymer formed by polymerizing a carbon-carbon double or triple bond of such macromer , or (iii) a mixture of (i) and (ii).2. The process of claim 1 , wherein at least 75% by weight of the stabilizer is the macromer.3. The process of claim 2 , wherein at least 95% by weight of the stabilizer is the macromer.4. The process of claim 1 , wherein the macromer is a random copolymer of a mixture of 84 to 90% propylene oxide and 10 to 16% ethylene oxide.5. The process of claim 4 , wherein the macromer has a molecular weight ...

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20-09-2018 дата публикации

Skin-Foam-Substrate Structure Via Induction Heating

Номер: US20180264777A1

A method of forming a skin-foam-substrate type structure particular suitable as an automobile trim component. The method comprises supplying a polymer resin containing a chemical foaming agent and including metal particles capable of inductive heating, that is positioned between a polymeric skin and substrate, followed by inductive heating to cause foaming of the polymeric resin. The foamed polymer resin adheres to the skin and substrate.

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20-09-2018 дата публикации

THERMOPLASTIC RESIN COMPOSITION AND MOLDED ARTICLE MANUFACTURED THEREFROM

Номер: US20180265690A1
Принадлежит:

The present disclosure relates to a thermoplastic resin composition and a molded article manufactured therefrom. More particularly, in accordance the present disclosure, a thermoplastic resin composition exhibiting superior colorability, fluidity, scratch resistance, heat resistance, and weatherability and a molded article manufactured therefrom are provided. 1. A thermoplastic resin composition , comprising:7 to 50% by weight of an acrylic rubber-aromatic vinyl compound-vinyl cyan compound graft copolymer (a);7 to 40% by weight of a silicone-acrylate based copolymer (b);5 to 20% by weight of a (meth)acrylic acid alkyl ester compound-aromatic vinyl compound-vinyl cyan compound copolymer (c);30 to 75% by weight of a total (d) of a highly heat-resistant (meth)acrylic acid alkyl ester polymer (d-1) having a heat resistance of greater than 91° C. and a flow index (230° C., 3.8 kg) of 1 g/10 min to 5 g/10 min and a high-fluidity (meth)acrylic acid alkyl ester polymer (d-2) having a heat resistance of 91° C. or less and a flow index of greater than 5 g/10 minutes; and0 to 5% by weight of a (meth)acrylic acid alkyl ester compound-aromatic vinyl compound-acid anhydride copolymer (e).2. The thermoplastic resin composition according to claim 1 , wherein the graft copolymer (a) comprises an acrylic rubber-aromatic vinyl compound-vinyl cyan compound graft copolymer (a-1) claim 1 , in which the acrylic rubber has an average particle diameter of 500 to 2000 Å claim 1 , and an acrylic rubber-aromatic vinyl compound-vinyl cyan compound graft copolymer (a-2) claim 1 , in which the acrylic rubber has an average particle diameter of 2500 to 6000 Å.3. The thermoplastic resin composition according to claim 2 , wherein the graft copolymer (a-1) is prepared by polymerizing 5 to 70% by weight of an acrylic rubber claim 2 , 10 to 70% by weight of an aromatic vinyl compound claim 2 , and 1 to 25% by weight of a vinyl cyan compound.4. The thermoplastic resin composition according to claim 2 , ...

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29-09-2016 дата публикации

Thermoplastic Polyurethane Foamed Articles Comprising A Thermoplastic Polyurethane Composition And An Epoxy, Functional Styrene Acrylic Copolymer

Номер: US20160280875A1
Принадлежит: BASF SE

A thermoplastic polyurethane foamed article has a plurality of bubbles distributed throughout the thermoplastic polyurethane foamed article and comprises a thermoplastic polyurethane composition and an epoxy-functional styrene acrylic copolymer which are foamed in the presence of a blowing agent. The epoxy-functional styrene acrylic copolymer is present in an amount ranging from 0.1 to 5% of the total combined weight of the thermoplastic polyurethane composition and the epoxy-functional styrene acrylic copolymer. The thermoplastic polyurethane foamed article has an average diameter of the plurality of bubbles ranging from 50 to 120 μm with at least 75% of the plurality of bubbles having a diameter of less than 200 μm.

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27-09-2018 дата публикации

Glass fiber-reinforced flame retardant pbt composition and preparation method thereof

Номер: US20180273745A1
Принадлежит: Kingfa Science and Technology Co Ltd

The present invention discloses a glass fiber-reinforced flame retardant PBT composition which includes following components in parts by weight: 35 to 71 parts of a PBT resin; 5 to 30 parts of a flame retardant; and 5 to 50 parts of a glass fiber; based on a total weight of the glass fiber-reinforced flame retardant PBT composition, a content of tetrahydrofuran is less than/equal to 500 ppm and more than/equal to 10 ppm. In the present invention, when the content of tetrahydrofuran which is selected to be added in a formula of the glass fiber-reinforced flame retardant PBT composition, is less than/equal to 500 ppm and more than/equal to 10 ppm based on the total weight of the glass fiber-reinforced flame retardant PBT composition, a flowability and injection molding appearance of the glass fiber-reinforced flame retardant PBT composition can be apparently improved.

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09-12-2021 дата публикации

POLYMER SYSTEM COATING FOR ELASTOMERIC RUBBER GLOVES

Номер: US20210378333A1
Принадлежит: YTY Industry Sdn Bhd

Provided are various gloves and protective articles with improved donning characteristics. The glove comprises an interior surface, and a polymer system coating the interior surface. The polymer system comprises one or more first polymers, each including an average particle size between 100 nanometers (nm) to 400 nm. The polymer system further comprises one or more second polymers, each including an average particle size in excess of 500 nm. The one or more first polymers may comprise a combination of one or more polymers including: butadiene based polymer and copolymer latices, isoprene based polymer and copolymer latices, copolymer latices prepared from styrene and acrylic monomers, and polyurethane copolymers. The one or more second polymers may include vinyl acetate polymers. The glove may be an elastomeric rubber glove coated with the polymer system in an amount between 0.0004 grams and 0.0016 grams on a dry basis. 1. A glove comprising:an interior surface; and one or more first polymers, each of the first polymers including an average particle size between 100 nanometers (nm) to 400 nm, and', 'one or more second polymers, each of the second polymer including an average particle size in excess of 500 nm., 'a polymer system coating the interior surface, wherein the polymer system comprises2. The glove of claim 1 , wherein the one or more first polymers comprises at least one of:butadiene based polymer and copolymer latices,isoprene based polymer and copolymer latices,copolymer latices prepared from styrene and acrylic monomers, andpolyurethane copolymers.3. The glove of claim 1 , wherein the one or more second polymers comprise vinyl acetate polymers.4. The glove of claim 3 , wherein the polymer system further comprises an inorganic granular particle with an average particle size in excess of 500 nm.5. The glove of claim 1 , wherein the polymer system further comprises at least one of:alcohol ethoxylate surfactants,hydroxyethylcellulose,{'sub': 3', '6', '4, ' ...

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15-10-2015 дата публикации

STABILIZED MOULDING COMPOUNDS CONSISTING OF POLYAMIDE AND ASA-COPOLYMERS

Номер: US20150291793A1
Принадлежит: STYROLUTION GMBH

Thermoplastic molding compositions comprising: 2. The thermoplastic molding composition according to claim 1 , characterized in that the swelling index of component C is in the range from 6 to 20.3. The thermoplastic molding composition according to claim 1 , characterized in that component B comprises a copolymer of acrylonitrile claim 1 , styrene and/or α-methylstyrene claim 1 , phenylmaleimide claim 1 , methyl methacrylate or mixtures thereof.4. The thermoplastic molding composition according to claim 1 , characterized in that component C comprises a mixture of an acrylate-styrene-acrylonitrile (ASA) graft polymer comprising 55 to 80 wt % claim 1 , based on C claim 1 , of an elastomer-crosslinked acrylic ester polymer C1 and 45 to 25 wt % claim 1 , based on C claim 1 , of a graft sheath C2 formed from a vinylaromatic monomer and one or more polar claim 1 , copolymerizable claim 1 , ethylenically unsaturated monomers claim 1 , optionally a further copolymerizable claim 1 , ethylenically unsaturated monomer in a weight ratio of from 80:20 to 65:35.5. The thermoplastic molding composition according to claim 1 , characterized in that C1 comprises from 0.01 to 20 wt % claim 1 , of a crosslinking monomer.6. The thermoplastic molding composition according to claim 1 , characterized in that the average particle diameter of component C is between 50 to 1200 nm.7. The thermoplastic molding composition according to claim 1 , characterized in that the weight ratio of components D and E is in the range from 3:1 to 1:1 and the weight ratio of components E and F is in the range from 2:1 to 0.5:1.8. The thermoplastic molding composition according to claim 1 , characterized in that component C1 comprises from 2 to 99 wt % of butyl acrylate.9. The thermoplastic molding composition according to claim 1 , characterized in that the vinylaromatic component in C2 comprises styrene or α-methylstyrene.10. The thermoplastic molding composition according to claim 1 , characterized in that ...

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11-10-2018 дата публикации

POLY(PHENYLENE ETHER) COMPOSITION, METHOD OF FORMING SAME, AND ARTICLES PREPARED THEREFROM

Номер: US20180291200A1
Автор: Takamura Norihiro
Принадлежит:

A composition includes specific amounts of a poly(phenylene ether), a rubber-modified polystyrene, a flame retardant containing an organophosphate ester, and a mold release agent containing a high viscosity polydiorganosiloxane. The composition excludes polyolefin waxes. The high viscosity polydiorganosiloxane can be provided in the form of a room temperature solid masterbatch, thereby facilitating compounding of the composition. The composition is useful for injection molding, and particularly useful for injection molding battery holders for cell phone tower back-up power systems. 1. A composition comprising , based on the total weight of the composition:15 to 70 weight percent of a poly(phenylene ether);15 to 70 weight percent of a rubber-modified polystyrene;10 to 20 weight percent of a flame retardant comprising an organophosphate ester; and0.2 to 4 weight percent of a mold release agent comprising a polydiorganosiloxane having a kinematic viscosity of 20,000 to 5,000,000 centistokes at 23° C., measured at 23° C. according to ISO 2555:1989;wherein the composition excludes polyolefin waxes.2. The composition of claim 1 , wherein the poly(phenylene ether) is a poly(2 claim 1 ,6-dimethyl-1 claim 1 ,4-phenylene ether) having an intrinsic viscosity of 0.3 to 0.5 deciliter per gram as measured in chloroform at 25° C.3. The composition of claim 1 , wherein the rubber-modified polystyrene comprises 80 to 96 weight percent polystyrene claim 1 , and 4 to 20 weight percent polybutadiene claim 1 , based on the weight of the rubber-modified polystyrene.4. The composition of claim 1 , wherein the sum of the poly(phenylene ether) weight percent and the rubber-modified polystyrene weight percent is 75 to 89.6 weight percent.5. The composition of claim 1 , wherein the organophosphate ester is selected from the group consisting of tris((C-C-alkyl)phenyl) phosphates claim 1 , resorcinol bis(diphenyl phosphate) claim 1 , bisphenol A bis(diphenyl phosphate) claim 1 , triphenyl ...

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25-10-2018 дата публикации

Buoyancy component including dicyclopentadiene resin

Номер: US20180305516A1
Принадлежит: Advanced Insulation Ltd

A method of forming a buoyancy providing component, the method comprising locating a plurality of macrospheres in a mould, providing a composition including DCPD (dicyclo pentadiene) resin, a ruthenium or osmium catalyst, and a plurality of microspheres, dispensing the composition in liquid form into the mould to encapsulate the macrospheres, and allowing the mixture to set in the mould.

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24-09-2020 дата публикации

POLYPROPYLENE RESIN COMPOSITION

Номер: US20200300327A1
Автор: ODA Yoshiro, SATO Keito
Принадлежит: KAO CORPORATION

The present invention relates to a polypropylene resin composition containing a polypropylene resin, an elastomer having a polar functional group, and a filler. The polypropylene resin composition of the present invention can be suitably used in manufactured articles of audio equipment, electric appliances, transportation vehicles, construction buildings, industrial equipment, and the like. 1. A vibration-damping material comprising a polypropylene resin composition comprising a polypropylene resin , an elastomer haying a polar functional group , and a filler.2. The vibration-damping material according to claim 1 , wherein in the polypropylene resin composition the content of the elastomer having a polar functional group is 5 parts by mass or more and 60 parts by mass or less claim 1 , based on 100 parts by mass of the polypropylene resin.3. The vibration-damping material according to claim 1 , wherein in the polypropylene resin composition the content of the filler is 5 parts by mass or more and 70 parts by mass or less claim 1 , based on 100 parts by mass of the polypropylene resin.4. The vibration-damping material according to claim 1 , wherein the amount of the polypropylene resin in the polypropylene resin composition is 35% by mass or more and 85% by mass or less.5. The vibration-damping material according to claim 1 , wherein the polar functional group of the elastomer haying a polar finictional group is one or more members selected from the group consisting of an ester group. an amide group claim 1 , a hydroxyl group claim 1 , a carboxy group claim 1 , an amino group claim 1 , an acid anhydride proup claim 1 , an epoxy group and a carbodiimide group.6. The vibration-damping material according to claim 1 , wherein the elastomer having a polar functional group is one or more elastomers selected from the group consisting of maleic anhvthide-modified polystyrene-hydrogenated polybutadiene copolymers (SEBS) claim 1 , maleic anhydride-modified polystyrene- ...

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17-11-2016 дата публикации

Pvc foam processing aid, method for preparing the same and polyvinyl chloride resin composition comprising the same

Номер: US20160333176A1
Принадлежит: LG Chem Ltd

Disclosed are a PVC foam processing aid, a method for preparing the same, and a polyvinyl chloride resin composition comprising the same. More specifically, provided are a PVC foam processing aid and a polyvinyl chloride resin composition exhibiting superior aggregation property and improving foam moldability of polyvinyl chloride (PVC) resins, prepared therefrom.

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23-11-2017 дата публикации

Thermoelectric polymer aerogels and methods of fabrication thereof

Номер: US20170338395A1
Принадлежит: UNIVERSITY OF CALIFORNIA

This disclosure provides systems, methods, and apparatus related to thermoelectric polymer aerogels. In one aspect, a method includes depositing a solution on a substrate. The solution comprises a thermoelectric polymer. Solvent of the solution is removed to form a layer of the thermoelectric polymer. The layer is placed in a polar solvent to form a gel comprising the thermoelectric polymer. The gel is cooled to freeze the polar solvent. The gel is placed in a vacuum environment to sublimate the polar solvent from the gel to form an aerogel comprising the thermoelectric polymer.

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31-10-2019 дата публикации

BIODEGRADABLE FILM

Номер: US20190330430A1
Принадлежит:

This invention relates to a biodegradable film which is particularly suitable for the manufacture of packaging and is also characterised by high level mechanical properties.

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31-10-2019 дата публикации

EXTRUDED POLYSTYRENE FOAM AND METHOD FOR MANUFACTURING SAME

Номер: US20190330436A1
Принадлежит: KANEKA CORPORATION

An extruded polystyrene foam is produced by performing extrusion-foaming with a styrenic resin, a flame retardant composition, and a foaming agent. The flame retardant composition includes a brominated styrene-butadiene polymer, a stabilizer, and a styrenic resin; the brominated styrene-butadiene polymer is contained in an amount of 30 to 80 wt % where the total weight of the flame retardant composition is 100 wt %; and the flame retardant composition has a TGA 5 wt % reduction temperature of 255 to 270° C. The extruded polystyrene foam has excellent thermal stability, excellent flame retardancy, and an excellent appearance.

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17-12-2015 дата публикации

POLYCARBONATE COMPOSITIONS, METHOD OF MANUFACTURE THEREOF, AND ARTICLES THEREFROM

Номер: US20150361260A1
Принадлежит:

A thermoplastic composition comprising, based on the total weight of the thermoplastic composition: 40 to 80 wt. % of an aromatic polycarbonate; 10 to 40 wt. % of a reinforcing mineral filler; 0.05 to 1.5 wt. % of a fluorinated polymer; 10 to 35 wt. % of a polyetherimide; 0 to 1.5 wt. % of sodium trichlorobenzene sulphonate; optionally, 1 to 8 wt. % of an organic phosphorus-containing flame retardant; optionally, 0.05 to 20 wt. % of an impact modifier; and optionally, 0.05 to 5 wt. % of an additive composition comprising an antioxidant, a mold release agent, and a stabilizer. 1. A thermoplastic composition comprising , based on the total weight of the thermoplastic composition:40 to 80 wt. % of an aromatic polycarbonate,10 to 40 wt. % of a reinforcing mineral filler;0.05 to 1.5 wt. % of a fluorinated polymer,10 to 35 wt. % of a polyetherimide;0 to 1.5 wt. % of sodium trichlorobenzene sulphonate;optionally, 1 to 8 wt. % of an organic phosphorus-containing flame retardant;optionally, 0.05 to 20 wt. % of an impact modifier; andoptionally, 0.05 to 5 wt. % of an additive composition comprising an antioxidant, a mold release agent, and a stabilizer.2. The composition of claim 1 , wherein a sample of the composition has{'sup': 2', '2, 'a maximum average heat release (MAHRE) of equal to or less than 90 kW/mmeasured in accordance with ISO 5660-1 on a 3 mm thick plaque at 50 kW/m,'}{'sup': '2', 'a smoke density after 4 minutes (Ds-4) of equal to or less than 300 measured in accordance with ISO 5659-2 on a 3 mm thick plaque at 50 kW/m, and'}{'sup': '2', 'a critical flux extinguishment (CFE) of equal to or greater than 20 kW/mmeasured in accordance with ISO 5658-2 on a 3 mm thick plaque.'}3. The composition of claim 1 , wherein the reinforcing filler is talc claim 1 , mica claim 1 , or a combination of talc and mica.4. The composition of claim 1 , wherein the aromatic polycarbonate comprises bisphenol A polycarbonate.5. The composition of claim 1 , wherein the fluorinated ...

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07-11-2019 дата публикации

RESIN VARNISH, PREPREG, LAMINATE, AND PRINTED WIRING BOARD

Номер: US20190338093A1
Принадлежит:

The present invention provides a resin varnish, a prepreg, a laminate and a printed wiring board, using a thermosetting resin composition having high heat resistance, low relative permittivity, high metal foil adhesion, high glass transition temperature and low thermal expansion and excellent in moldability and platability. Specifically, the resin varnish contains (A) a maleimide compound, (B) an epoxy resin, (C) a copolymer resin having a structural unit derived from an aromatic vinyl compound and a structural unit derived from a maleic anhydride, (D) a silica treated with an aminosilane coupling agent, and (G) an organic solvent. 1. A resin varnish comprising:(A) a maleimide compound,(B) an epoxy resin,(C) a copolymer resin having a structural unit derived from an aromatic vinyl compound and a structural unit derived from a maleic anhydride,(D) a silica treated with an aminosilane coupling agent, and(G) an organic solvent.2. The resin varnish according to claim 1 , wherein the component (A) is a maleimide compound having an acidic substituent and an N-substituted maleimide group claim 1 , which is obtained by reacting (a1) a maleimide compound having at least two N-substituted maleimide groups in one molecule claim 1 , (a2) a monoamine compound having an acidic substituent claim 1 , and (a3) a diamine compound.5. The resin varnish according to claim 4 , wherein in the general formula (C-i) claim 4 , Ris a hydrogen atom and x is 0.6. The resin varnish according to claim 1 , wherein in the component (C) claim 1 , the content ratio of the structural unit derived from an aromatic vinyl compound to the structural unit derived from a maleic anhydride [aromatic vinyl compound-derived structural unit/maleic anhydride-derived structural unit] (molar ratio) is from 2 to 9.7. The resin varnish according to claim 1 , wherein in the component (C) claim 1 , the content ratio of the structural unit derived from an aromatic vinyl compound to the structural unit derived from a ...

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24-12-2015 дата публикации

METHOD FOR PRODUCING POLYMER POWDERS THAT CAN BE EASILY REDISPERSED IN WATER

Номер: US20150368409A1
Принадлежит: BASF SE

The present invention relates to a process for the preparation of a readily water-redispersible polymer powder by spray drying of an aqueous polymer B dispersion, wherein the spray drying of the aqueous polymer B dispersion is effected in the presence of a polymer A, wherein polymer A has a glass transition temperature ≧60° C., a weight average molecular weight Mw≧1000 and ≦25000 g/mol, a polydispersity index ≦5 and is composed of ≧5 and ≦50 wt % of at least one α,β-monoethylenically un-saturated mono- or dicarboxylic acid and/or anhydride (monomer A1), and ≧50 and ≦95 wt % of at least one other ethylenically un-saturated compound which is copolymerizable with the monomers A1 (monomer A2), in polymerized form, wherein the monomer amounts A1 and A2 sum up to 100 wt %. 1. A process for the preparation of a readily water-redispersible polymer powder , comprising spray drying an aqueous dispersion of a polymer B (aqueous polymer B dispersion) , wherein the spray drying of the aqueous polymer B dispersion is effected in the presence of a polymer A , wherein polymer A has a glass transition temperature ≧60° C. , a weight average molecular weight Mw≧1000 and ≦25000 g/mol , a polydispersity index ≦5 and comprises≧5 and ≦50 wt % of at least one α,β-monoethylenically unsaturated mono- or dicarboxylic acid and/or anhydride (monomer A1), and≧50 and ≦95 wt % of at least one other ethylenically unsaturated compound which is copolymerizable with the monomers A1 (monomer A2),in polymerized form, wherein the monomer amounts A1 and A2 sum up to 100 wt %.2. The process according to claim 1 , wherein polymer A comprises≧15 and ≦30 wt % of at least one monomer A1, and≧70 and ≦85 wt % of at least one monomer A2.3. The process according to claim 1 , wherein monomer A1 is acrylic acid and/or methacrylic acid and monomer A2 is methyl methacrylate claim 1 , n-butyl acrylate claim 1 , 2-ethylhexyl acrylate claim 1 , styrene and/or α-methyl styrene.4. The process according to claim 1 , wherein ...

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24-12-2015 дата публикации

Thermoplastic polymer composition, sheet or film, and multi-layered film

Номер: US20150368456A1
Принадлежит: Kuraray Co Ltd

Provided are a thermoplastic polymer composition having good mold processability, flexibility, rubber elasticity, scratch resistance, abrasion resistance, transparency, ease of coating, and mechanical properties when formed into a sheet or film, a sheet or film produced using the thermoplastic polymer composition, and a multi-layered film. The thermoplastic polymer composition includes (I) a block copolymer having a number average molecular weight of 30,000 to 200,000, or a hydrogenated product thereof, which has a polymer block (A) mainly composed of α-methylstyrene units and a polymer block (B) mainly composed of conjugated diene compound units or isobutylene units, (II) an acryl-based polymer, and (III) a softening agent at a ratio satisfying the formulae (1) and (2) as described in claim 1 , and has a sea-island structure in which the components (II) are dispersed in the form of particles in a continuous phase including the component (I), in which the average dispersed particle diameter of the dispersed particles of the components (II) is 200 nm or less, and 35% by mass or more of the dispersed particles have dispersed particle diameters of less than 60 nm.

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21-12-2017 дата публикации

CONDUCTIVE AND STRETCHABLE POLYMER COMPOSITE

Номер: US20170362423A1
Принадлежит:

Disclosed herein is a composite prepared by dispersing silver flakes in a polyvinyl alcohol (PVA), phosphoric acid (HPO), and poly(3,4-ethyl-ene-dioxythiophene) (PEDOT):poly(styrene sulfonic acid) (PSS) polymer mixture. The polymer blend can provides conductive pathways between the silver flakes, leading to superior electrical properties even at large deformations. 1. A composite comprising:a conductive polymer;a water-soluble polymer;a plasticizer; andmetal flakes, wherein the metal flakes have a diameter of about 1 μm to about 45 μm.2. The composite of claim 1 , wherein the conductive polymer is selected from the group consisting of poly(3 claim 1 ,4-ethylenedioxythiophene)-poly(styrenesulfonate) claim 1 , polyacetylene claim 1 , and polyphenylene vinylene.3. The composite of claim 2 , wherein the conductive polymer is poly(3 claim 2 ,4-ethylenedioxythiophene)-poly(styrenesulfonate).4. The composite of claim 3 , wherein the poly(3 claim 3 ,4-ethylenedioxythiophene)-poly(styrenesulfonate) includes poly(styrenesulfonate) and poly(3 claim 3 ,4-ethylenedioxythiophene) in a weight ratio of about 1.0 to about 5.0.5. The composite of claim 1 , wherein the water-soluble polymer is selected from the group consisting of polyvinyl alcohol claim 1 , polyethylene glycol claim 1 , and polyvinylpyrrolidone.6. The composite of claim 5 , wherein the water-soluble polymer is polyvinyl alcohol.7. The composite of claim 6 , wherein the polyvinyl alcohol has a molecular weight of about 145 kDa to about 200 kDa.8. The composite of claim 1 , wherein the plasticizer is phosphoric acid.9. The composite of claim 1 , wherein the metal flakes comprise silver claim 1 , copper claim 1 , gold claim 1 , platinum claim 1 , zinc claim 1 , or a mixture of any thereof.10. The composite of claim 9 , wherein the metal flakes are silver metal flakes.11. A method of preparing a composite according to claim 1 , comprising:dissolving the water-soluble polymer in water to form a first solution;adding the ...

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31-12-2015 дата публикации

Vinyl Copolymer Having High Heat Resistance and Low-Gloss, and Thermoplastic Resin Composition Comprising the Same

Номер: US20150376387A1
Принадлежит:

Disclosed herein are a vinyl copolymer and a thermoplastic resin composition including the same. The vinyl copolymer is prepared by copolymerization of (A) an aromatic vinyl monomer, (B) a vinyl cyanide monomer, and (C) a dimaleimide monomer. 1. A vinyl copolymer prepared by copolymerization of a monomer mixture comprising (A) an aromatic vinyl monomer , (B) a vinyl cyanide monomer , and (C) a dimaleimide monomer.2. The vinyl copolymer according to claim 1 , comprising: about 55 wt % to about 80 wt % of the (A) aromatic vinyl monomer claim 1 , about 15 wt % to about 40 wt % of the (B) vinyl cyanide monomer claim 1 , and about 1 wt % to about 20 wt % of the (C) dimaleimide monomer.4. The vinyl copolymer according to claim 1 , wherein the monomer mixture further comprises about 1 wt % to about 5 wt % of (D) a silicon compound having at least two unsaturated reactive groups.5. The vinyl copolymer according to claim 1 , wherein the vinyl copolymer has a glass transition temperature of about 105° C. to about 130° C.6. The vinyl copolymer according to claim 1 , wherein the vinyl copolymer is cross-linked.7. A thermoplastic resin composition comprising:{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'the vinyl copolymer according to ;'}an aromatic vinyl-vinyl cyanide copolymer; anda graft rubber copolymer.8. The thermoplastic resin composition according to claim 7 , comprising:about 10 wt % to about 40 wt % of the vinyl copolymer;about 20 wt % to about 85 wt % of the aromatic vinyl-vinyl cyanide copolymer; andabout 5 wt % to about 40 wt % of the graft rubber copolymer.9. A molded article comprising the thermoplastic resin composition according to .10. The molded article according to claim 9 , wherein the molded article has a gloss of about 5% to about 80% claim 9 , as measured at an angle of 60° in accordance with ASTM D523 claim 9 , and a heat resistance (VST) of about 100° C. to about 120° C. claim 9 , as measured under a load of 5 kg and at 50° C./hr in accordance ...

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31-12-2015 дата публикации

Thermoplastic Resin Composition

Номер: US20150376392A1
Принадлежит:

A thermoplastic resin composition includes (A) a rubber-modified vinyl-based graft copolymer, (B) a silicone-modified aromatic vinyl-based copolymer, and (C) an aromatic vinyl-unsaturated nitrile-based copolymer. The thermoplastic resin composition can exhibit low-gloss characteristics and a synergistic effect of impact resistance and heat resistance. 1. A thermoplastic resin composition comprising: (A) a rubber-modified vinyl-based graft copolymer , (B) a silicone-modified aromatic vinyl-based copolymer , and (C) an aromatic vinyl-unsaturated nitrile-based copolymer.2. The thermoplastic resin composition of claim 1 , wherein the composition comprises (A) the rubber-modified vinyl-based graft copolymer in an amount of about 10 to about 40% by weight claim 1 , (B) the silicone-modified aromatic vinyl-based copolymer in an amount of about 5 to about 40% by weight claim 1 , and (C) the aromatic vinyl-unsaturated nitrile-based copolymer in an amount of about 40 to about 80% by weight.3. The thermoplastic resin composition of claim 1 , wherein (B) the silicone-modified aromatic vinyl-based copolymer comprises (b1) an aromatic vinyl-based monomer claim 1 , (b2) an unsaturated nitrile-based monomer claim 1 , and (b3) a cross-linkable monomer.4. The thermoplastic resin composition of claim 3 , wherein (B) the silicone-modified aromatic vinyl-based copolymer comprises (b1) the aromatic vinyl-based monomer in an amount of about 55 to about 80% by weight claim 3 , (b2) the unsaturated nitrile-based monomer in an amount of about 15 to about 40% by weight claim 3 , and (b3) the cross-linkable monomer in an amount of about 0.1 to about 10% by weight.7. The thermoplastic resin composition of claim 3 , wherein (b3) the cross-linkable monomer comprises 1 claim 3 ,3 claim 3 ,5-trimethyl-1 claim 3 ,3 claim 3 ,5-trivinyl-cyclotrisiloxane claim 3 , 1 claim 3 ,3 claim 3 ,5 claim 3 ,7-tetramethyl-1 claim 3 ,3 claim 3 ,5 claim 3 ,7-tetravinyl-cyclotetrasiloxane claim 3 , 1 claim 3 ,3 claim ...

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21-11-2019 дата публикации

COMPOSITE COMPONENT

Номер: US20190352500A1
Принадлежит:

The invention relates to a composite component that has improved bonding properties and includes a substrate (i) made of a thermoplastic polymer blend composition, and a coating (ii); in a layer located 5 to 10 μm below the boundary surface between the substrate (i) and the coating (ii), the substrate (i) has a dispersed, non-lamellar phase structure. The invention also relates to a method for manufacturing the composite component. 1. A composite part containing A) 45% to 90% by weight based on the sum of all constituents of the composition of at least one polymer selected from the group consisting of polycarbonate, polyester, polyester carbonate and polyamide,', [ B.1.1) 10% to 80% by weight of at least one vinyl monomer on', 'B.1.2) 20% to 90% by weight of one or more rubber-like graft substrates,', 'wherein the polymer chains formed from the monomers B.1.1) are chemically bonded to the graft substrate B.1.2) or are enclosed in the graft substrate such that during production and processing of the compositions according to the invention they do not escape from this graft substrate and, 'B.1) one or more graft polymers of'}, 'B.2) one or more rubber-free (co)polymers of at least one vinyl monomer and, 'B) 10% to 55% by weight based on the sum of all constituents of the composition of rubber-modified vinyl (co)polymer containing'}, wherein the rubber content B.1.2) based on the component B) is 10% to 40% by weight', 'and wherein the component B) contains at least 20% by weight of vinyl (co)polymer B.2) not chemically bonded to the graft substrate or enclosed in this graft substrate and, 'C) 0% to 30% by weight based on the sum of all constituents of the composition of one or more polymer additives,'}], '(i) a carrier made of a thermoplastic composition containing at least the following constituents'}(ii) at least one single- or multi-ply coating in direct contact with this carrier selected from at least one representative of the group consisting of polymer coating ...

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19-12-2019 дата публикации

THERMOPLASTIC RESIN COMPOSITION, METHOD OF PREPARING THE SAME, AND MOLDED PART INCLUDING THE SAME

Номер: US20190382574A1
Принадлежит:

A thermoplastic resin composition with low gloss and improved colorability, pencil hardness and wear resistance has (A) 5 to 35% by weight of a first graft copolymer having an average particle diameter of 50 to 150 nm and containing acrylate rubber as a core; (B) 10 to 40% by weight of a second graft copolymer having an average particle diameter of more than 150 nm and 800 nm or less and containing acrylate rubber as a core; (C) 5 to 15% by weight of an aromatic vinyl compound-vinyl cyanide compound copolymer having a weight average molecular weight of 70,000 to 130,000 g/mol; (D) 20 to 50% by weight of an aromatic vinyl compound-(meth)acrylate compound copolymer having a weight average molecular weight of 65,000 to 100,000 g/mol; and (E) 0.1 to 7% by weight of a syndiotactic polystyrene resin. 1. A thermoplastic resin composition , comprising:(A) 5 to 35% by weight of a first graft copolymer having an average particle diameter of 50 to 150 nm and containing acrylate rubber as a core;(B) 10 to 40% by weight of a second graft copolymer having an average particle diameter of more than 150 nm and 800 nm or less and containing acrylate rubber as a core;(C) 5 to 15% by weight of an aromatic vinyl compound-vinyl cyanide compound copolymer having a weight average molecular weight of 70,000 to 130,000 g/mol;(D) 20 to 50% by weight of an aromatic vinyl compound-(meth)acrylate compound copolymer having a weight average molecular weight of 65,000 to 100,000 g/mol; and(E) 0.1 to 7% by weight of a syndiotactic polystyrene resin.2. The thermoplastic resin composition according to claim 1 , wherein the acrylate rubber is alkyl acrylate rubber.3. The thermoplastic resin composition according to claim 1 , wherein the alkyl acrylate rubber is acrylate rubber having an alkyl group having 1 to 10 carbon atoms.4. The thermoplastic resin composition according to claim 1 , wherein the first graft copolymer is obtained by graft-polymerizing 20 to 60% by weight of an aromatic vinyl compound ...

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21-02-2017 дата публикации

Synergistic effect of multiple mold release additives in polycarbonate based compositions

Номер: US9574083B2
Принадлежит: SABIC Global Technologies BV

The present disclosure relates to a thermoplastic composition having a better mold release performance. The disclosed thermoplastic composition comprises polycarbonate components, an impact modifier and a mold release composition. Also disclosed is a method for making the disclosed thermoplastic composition and an article of manufacture comprising the disclosed polymer composition.

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22-12-2022 дата публикации

BIODEGRADABLE FILM

Номер: US20220402249A1
Принадлежит:

This invention relates to a biodegradable film which is particularly suitable for the manufacture of packaging and is also characterised by high level mechanical properties. 1. A film made by a composition comprising: [ a1) 35-70% by moles of units deriving from at least one aromatic dicarboxylic acid;', 'a2) 65-30% by moles of units deriving from at least one saturated aliphatic dicarboxylic acid;', 'a3) 0-5% by moles of units deriving from at least one unsaturated aliphatic dicarboxylic acid;, 'a) a dicarboxylic component containing with respect to the total dicarboxylic component, b1) 95-100% by moles of units deriving from at least one saturated aliphatic diol;', 'b2) 0-5% by moles of units deriving from at least one unsaturated aliphatic diol;, 'b) a diol component comprising with respect to the total diol component], 'i) 30-95% by weight, with respect to the sum of components i.-v., of at least one polyester comprisingii) 0.1-50% by weight, with respect to the sum of components i.-v., of at least one polymer of natural origin,iii) 1-40% by weight, with respect to the sum of components i.-v., of at least one polyhydroxy alkanoate;iv) 0-15% by weight, with respect to the sum of components i.-v., of at least one inorganic filler;v) 0-5% by weight, with respect to the sum of components i.-v., of at least one crosslinking agent and/or chain extender comprising at least one compound having two and/or multiple functional groups including isocyanate, peroxide, carbodiimide, isocyanurate, oxazoline, epoxide, anhydride divinylether groups and mixtures thereof, wherein said film is characterized by a tear resistance in the machine direction of >100 N/mm, determined according to ASTM D1922 (at 23° C. and 55% relative humidity).2. The film according to claim 1 , in which the aromatic dicarboxylic acids in component a1 of polyester i. is selected from aromatic dicarboxylic acids of the phthalic acid type terephthalic acid claim 1 , isophthalic acid claim 1 , and ...

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10-04-2007 дата публикации

Flame retardant compositions and their use

Номер: US7202296B2
Принадлежит: Albemarle Corp

Disclosed are flame retardant compositions comprised of (a) brominated anionic styrenic polymer, and (b) at least one polybrominated alpha-omega diphenylalkane having a total of at least 6 bromine atoms directly bonded to the phenyl rings and in the range of 1 to 6 carbon atoms in the alkylene group disposed between the phenyl groups, and specified flame retarded polymer compositions with which have been blended (a) and (b) individually or in combination.

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27-04-2021 дата публикации

Silane-functionalized hydrocarbon polymer modifiers for elastomeric compositions

Номер: US10988563B2
Принадлежит: ExxonMobil Chemical Patents Inc

An elastomeric composition and method incorporating a hydrocarbon polymer modifier with improved permanence. The composition comprises elastomer, filler and silane-functionalized hydrocarbon polymer modifier (Si-HPM) made in a pre-reaction adapted to couple the Si-HPM to the elastomer, filler or both, wherein the Si-HPM comprises an interpolymer of monomers chosen from piperylenes, cyclic pentadienes, aromatics, limonenes, pinenes, amylenes, and combinations thereof.

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04-04-2013 дата публикации

Stabilized moulding compounds consisting of polyamide and asa-copolymers

Номер: WO2013045205A1
Принадлежит: STYROLUTION GMBH

The invention relates to thermoplastic moulding compounds containing: a) between 3 and 91.8 wt.% of at least one polyamide as component A, b) between 3 and 91.8 wt. % of one or more styrene copolymers B having no units derived from maleic anhydride, c) between 3 and 91.8 wt. % of one or more impact-modifying graft rubbers C, d) between 0.2 and 1.5 wt. % of a compound of formula (I) as component D, e) between 0 and 0.9 wt. % of a blend of formula (II) as component E, f) between 0 and 0.9 wt. % of an additional stabilizer component F, g) between 1 and 25 wt. % of one or more styrene copolymers G, h) between 1 and 30 wt. % of one or more other rubbers. Said compounds have an improved weather-resistance.

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18-07-2013 дата публикации

Weather-proof thermoplastic moulding compounds with improved toughness on the basis of styrene copolymers and polyamides

Номер: WO2013104528A1
Принадлежит: STYROLUTION GMBH

A thermoplastic moulding compound that has proved to be extremely weather-resistant and low-emission containing the following components: A) 3-77% by weight of one or more styrene copolymers, component A; B) 15-89% by weight of one or more polyamides, component B; C) 5-50% by weight of two or more graft rubbers without olefinic double bonds in the rubber phase, component C; D) 1-25% by weight of a terpolymer of styrene, acrylonitrile and maleic anhydride, component D; E) 2-30% by weight of rubber based on olefinic monomers, component E; F) 0-50% by weight of fibrous or particulate filler or mixtures thereof, component F; G) 0-40% by weight of further additives, component G.

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17-01-2017 дата публикации

Weather-proof thermoplastic moulding compounds with improved toughness on the basis of styrene copolymers and polyamides

Номер: US9546271B2
Принадлежит: Styrolution Europe GmbH

A thermoplastic molding compound that has proved to be extremely weather-resistant and low-emission containing the following components: A) 3-77% by weight of one or more styrene copolymers, component A; B) 15-89% by weight of one or more polyamides, component B; C) 5-50% by weight of two or more graft rubbers without olefinic double bonds in the rubber phase, component C; D) 1-25% by weight of a terpolymer of styrene, acrylonitrile and maleic anhydride, component D; E) 2-30% by weight of rubber based on olefinic monomers, component E; F) 0-50% by weight of fibrous or particulate filler or mixtures thereof, component F; G) 0-40% by weight of further additives, component G.

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27-01-2008 дата публикации

Антипиреновые композиции и их применение

Номер: RU2006126069A

ÐÎÑÑÈÉÑÊÀß ÔÅÄÅÐÀÖÈß RU (19) (11) 2006 126 069 (13) A (51) ÌÏÊ C08K 5/00 (2006.01) ÔÅÄÅÐÀËÜÍÀß ÑËÓÆÁÀ ÏÎ ÈÍÒÅËËÅÊÒÓÀËÜÍÎÉ ÑÎÁÑÒÂÅÍÍÎÑÒÈ, ÏÀÒÅÍÒÀÌ È ÒÎÂÀÐÍÛÌ ÇÍÀÊÀÌ (12) ÇÀßÂÊÀ ÍÀ ÈÇÎÁÐÅÒÅÍÈÅ (21), (22) Çà âêà: 2006126069/04, 17.12.2004 (71) Çà âèòåëü(è): ÀËÜÁÅÌÀÐË ÊÎÐÏÎÐÅÉØÍ (US) (30) Êîíâåíöèîííûé ïðèîðèòåò: 19.12.2003 US 10/742,289 (43) Äàòà ïóáëèêàöèè çà âêè: 27.01.2008 Áþë. ¹ 3 (87) Ïóáëèêàöè PCT: WO 2005/063869 (14.07.2005) Àäðåñ äë ïåðåïèñêè: 129010, Ìîñêâà, óë. Á.Ñïàññêà , 25, ñòð.3, ÎÎÎ "Þðèäè÷åñêà ôèðìà Ãîðîäèññêèé è Ïàðòíåðû", ïàò.ïîâ. Ã.Á. Åãîðîâîé, ðåã.¹ 513 R U (57) Ôîðìóëà èçîáðåòåíè 1. Àíòèïèðåíîâà êîìïîçèöè , êîòîðà ñîäåðæèò (à) áðîìèðîâàííûé àíèîííûé ñòèðîëüíûé ïîëèìåð è (b) ïî ìåíüøåé ìåðå, îäèí ïîëèáðîìèðîâàííûé àëüôà-îìåãàäèôåíèëàëêàí, èìåþùèé ñóììàðíî íå ìåíåå 6 àòîìîâ áðîìà, íåïîñðåäñòâåííî ñâ çàííûõ ñ ôåíèëüíûìè êîëüöàìè, è â èíòåðâàëå îò 1 äî 6 óãëåðîäíûõ àòîìîâ â àëêèëåíîâîé ãðóïïå, ðàñïîëîæåííîé ìåæäó ôåíèëüíûìè ãðóïïàìè, ïðè÷åì óêàçàííà àëêèëåíîâà ãðóïïà âë åòñ ëèíåéíîé àëêèëåíîâîé ãðóïïîé. 2. Êîìïîçèöè ïî ï.1, â êîòîðîé óêàçàííûé ïîëèáðîìèðîâàííûé àëüôà-îìåãàäèôåíèëàëêàí èìååò ñóììàðíî íå ìåíåå 8 àòîìîâ áðîìà, íåïîñðåäñòâåííî ñâ çàííûõ ñ ôåíèëüíûìè êîëüöàìè, è â êîòîðîé óêàçàííà àëêèëåíîâà ãðóïïà èìååò â èíòåðâàëå îò 1 äî 4 óãëåðîäíûõ àòîìîâ. 3. Êîìïîçèöè ïî ï.1, â êîòîðîé óêàçàííûé ïîëèáðîìèðîâàííûé àëüôà-îìåãàäèôåíèëàëêàí èìååò ñóììàðíî íå ìåíåå 9 àòîìîâ áðîìà, íåïîñðåäñòâåííî ñâ çàííûõ ñ ôåíèëüíûìè êîëüöàìè, è â êîòîðîé óêàçàííà àëêèëåíîâà ãðóïïà èìååò 1 èëè 2 óãëåðîäíûõ àòîìà. 4. Êîìïîçèöè ïî ï.1, â êîòîðîé óêàçàííûì ïîëèáðîìèðîâàííûì àëüôà-îìåãàäèôåíèëàëêàíîì âë åòñ äåêàáðîìäèôåíèëýòàí. 5. Êîìïîçèöè ïî ëþáîìó èç ïï.1-4, â êîòîðîé óêàçàííûé áðîìèðîâàííûé àíèîííûé ñòèðîëüíûé ïîëèìåð ñîäåðæèò, ïî ìåíüøåé ìåðå, ïðèìåðíî 50 ìàñ.% áðîìà. 6. Êîìïîçèöè ïî ëþáîìó èç ïï.1-4, â êîòîðîé óêàçàííûé áðîìèðîâàííûé àíèîííûé ñòèðîëüíûé ïîëèìåð ñîäåðæèò, ïî ìåíüøåé ìåðå, ïðèìåðíî 60 ìàñ.% áðîìà. 7. Êîìïîçèöè ïî ëþáîìó èç ïï.1-4, â êîòîðîé óêàçàííûé ...

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18-05-2016 дата публикации

一种可生物降解聚酯组合物

Номер: CN105585826A

本发明公开了一种可生物降解聚酯组合物,其中,基于可生物降解聚酯组合物的总重量,四氢呋喃的重量含量为3ppm-200ppm;基于可生物降解聚酯组合物的总重量,环戊酮的重量含量为0.5ppm-85ppm;本发明通过在组合物中添加四氢呋喃和环戊酮,将组合物中四氢呋喃和环戊酮的含量控制在一定范围内,可以极大的改善可生物降解聚酯组合物在印刷过程中印刷不良的现象,既不会出现油墨脱离膜材的现象,也不会出现油墨过多粘附膜材的现象,从而使薄膜表现出优良的印刷性能,且可以改善可生物降解聚酯组合物在吹塑过程中膜的润滑程度,在吹膜速度为176Kg/h时,膜厚极差<0.2μm,膜厚相对偏差<1%,保证了膜泡的稳定性和吹膜的连续性。

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