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

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Применить Всего найдено 28. Отображено 28.
08-05-2017 дата публикации

NANOCOMPOSITE OF WATER-SOLUBLE FULLERENE-NANODIAMOND, PRODUCTION METHOD THEREOF, AND METHOD FOR ELIMINATING CANCER CELLS AND POLLUTANTS USING SAME

Номер: KR101733126B1
Автор: LEE, CHANG HA, LEE, HONG SHIN, LEE, JUNG SEOK, KIM JAE HONG
Принадлежит: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)

The present invention relates to a water-soluble fullerene-nanodiamond nanocomposition, a production method thereof, an elimination apparatus for eliminating cancer cells and pollutants via photocontrol, and an elimination method thereby. Through surface modification of acid-washed nanodiamond and surface-oxidized nanodiamond, it is possible to produce surface-modified nanodiamond and also to produce a water-soluble fullerene-nanodiamond nanocomposite with the particle size of hundreds of nanometers by mixing and pulverizing the produced nanodiamond and fullerene. Additionally, through light irradiation of the produced water-soluble fullerene-nanodiamond nanocomposite, elimination of cancer cells and underwater pollutants is possible as well. COPYRIGHT KIPO 2017 ...

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Номер записи: 1
07-12-2022 дата публикации

난각막을 이용한 질소가 도핑된 다층 그래핀 제조방법

Номер: KR102475060B1
Автор: 이홍신, 이재상, 김건두, 김재성, 최재민, 서새인, 민다혜
Принадлежит: 고려대학교 산학협력단

... 본 발명은 질소 도핑된 다층 그래핀 제조방법을 개시한다. 본 발명의 실시예에 따른 질소 도핑된 다층 그래핀 제조방법은 난각막을 포함하는 계란껍질을 파쇄하는 단계, 상기 파쇄한 계란껍질에 그래핀과 합성 촉진제를 주입하여 그래핀 혼합물을 제조하는 단계, 상기 그래핀 혼합물을 소성하여 소성 그래핀을 제조하는 단계, 및 상기 소성 그래핀을 세척하는 단계를 포함하는 것을 특징으로 한다.

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Номер записи: 2
16-11-2016 дата публикации

2-ETHYLIMIDAZOLE TITANIUM OXIDE PHOTOCATALYST, PREPARATION METHOD THEREOF, AND TREATMENT METHOD OF ORGANIC CONTAMINANTS USING SAME

Номер: KR1020160131317A
Автор: LEE, CHANG HA, SEO, JI WON, JEONG, JUN YOUNG, LEE, HONG SHIN, HONG, SEOK WON
Принадлежит:

Disclosed are a photocatalyst, a preparation method thereof, and a treatment method of organic contaminants using the same. According to an embodiment of the present invention, provided is a photocatalyst comprising titanium oxide, and nitrogen doped to the titanium oxide. The photocatalyst can be activated in a region of visible light. The treatment method of organic contaminants using the photocatalyst increases energy efficiency, and effectively removes non-biodegradable organic contaminants. COPYRIGHT KIPO 2016 (AA) Removal rate of 4-chlorophenol (BB) Radiation time (Minutes) (CC) Comparative example 1 (DD) Comparative example 2 (EE) Example 1 ...

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Номер записи: 3
03-08-2016 дата публикации

APPARATUS AND METHOD FOR REMOVING CONTAMINANTS USING TRIPOLYPHOSPHATE AND UNDERWATER PLASMA DISCHARGE

Номер: KR1020160091674A
Автор: LEE, SEUNG HWAN, SON, GUN TAE, LEE, HONG SHIN
Принадлежит:

The present invention relates to an apparatus and a method for removing contaminants using tripolyphosphate and underwater plasma discharge. The apparatus for removing contaminants removes contaminants contained in raw water using simultaneously hydroxyl radicals generated through reacting oxidizing agents generated by plasma reaction with iron ions generated by tripolyphosphate and the plasma reaction, when injecting the tripolyphosphate in the plasma reaction using an iron electrode with respect to the raw water. COPYRIGHT KIPO 2016 (110) Reactor (150) Power supply unit (AA) Treated water discharge (BB) Raw water inflow (CC) High voltage channel (DD) Ground channel (EE) Tripolyphosphate injection ...

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Номер записи: 4
10-02-2021 дата публикации

METHOD FOR REMEDING CONTAMINATED MATERIAL IN SUBSURFACE USING RADICAL- INDUCERS AND PERSULFATE

Номер: KR102215046B1
Автор: 김수홍, 이창하, 이홍신, 서지원, 김학현, 이기명, 강현석, 성지혜
Принадлежит: (주)에스지알테크

... 본 발명은 지중 유류로 오염된 토양이나 지하수를 정화하는 정화방법에 관한 것으로, 본 발명에 따른 정화방법은 내관과 외관으로 이루어진 동심관인 정화제주입관과 공기주입관을 지중의 천공홀에 삽입하여 상기 정화제주입관을 불포화층에 설치하고 상기 공기주입관을 포화층에 설치하는 단계, 상기 공기주입관의 내부로 공기를 주입하여 포화층을 향해 분사하는 단계, 및 상기 정화제주입관으로 정화제인 과황산염과 라디칼유도제를 주입하여 상기 공기주입관에 의해 불포화층으로 이동한 유류 오염물질과 불포화층의 유류 오염물질을 함께 정화하는 단계를 포함한다. 본 발명에 따르면 포화층에 주입된 공기에 의해 유류 오염물질(LNAPLs)이 상부 불포화층과의 경계면으로 이동시킨 후, 불포화층의 공극으로 라디칼유도제와 과황산염의 가압주입으로 높은 라디칼(SO4ㆍ-)의 형성으로 불포화층 및 포화층의 유류오염물질(LNAPLs)을 보다 효율적으로 산화분해(정화)할수 있다.

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Номер записи: 5
07-10-2022 дата публикации

역오팔 구조 멤브레인 필터의 제조 방법

Номер: KR20220136100A
Автор: 정현석, 한길상, 김희정, 이재명, 최진혁, 이재상, 이홍신, 김재성, 최재민, 서새인
Принадлежит:

... 본원은 나노입자 분산용액 및 희생입자 분산용액을 혼합하여 혼합용액을 제조하는 단계; 기판 상에 상기 혼합용액을 도포하여 건조하는 단계; 및 상기 혼합용액을 열처리하는 단계; 를 포함하고, 상기 희생입자는 표면이 양전하 또는 음전하로 개질된 것인, 역오팔 구조 멤브레인 필터의 제조 방법에 관한 것이다.

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Номер записи: 6
08-08-2016 дата публикации

APPARATUS AND METHOD FOR REMOVING CONTAMINANTS USING HYDROGEN PEROXIDE AND UNDERWATER PLASMA DISCHARGE

Номер: KR1020160093218A
Автор: LEE, SEUNG HWAN, SON, GUN TAE, LEE, HONG SHIN
Принадлежит:

Disclosed are an apparatus and a method for removing contaminants using hydrogen peroxide and underwater plasma discharge. The apparatus for removing contaminants removes contaminants included in raw water by simultaneously using oxidizers and hydroxyl radicals through injecting hydrogen peroxide in a plasma reaction using a copper electrode with respect to the raw water, wherein the oxidizers are generated by the plasma reaction and the hydroxyl radicals are generated by reacting copper ions generated by the hydrogen peroxide and the plasma reaction. COPYRIGHT KIPO 2016 (110) Reactor (150) Power supply device (AA) Treatment water discharge (BB) Raw water inflow (CC) High voltage channel (DD) Ground channel (EE) Hydrogen peroxide injection ...

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Номер записи: 7
29-05-2015 дата публикации

METHOD AND APPARATUS FOR TREATING WATER POLLUTANTS USING IRON-BASED BIMETALLIC NANOPARTICLES AND PERIODATE

Номер: KR1020150058736A
Автор: LEE, CHANG HA, LEE, HONG SHIN, KIM, HYUNG EUN, LEE, HYE JIN
Принадлежит:

By generating an iodine radical which is an active oxidant using periodate and an iron-based bimetallic catalyst, the iodine radical enables water pollutants within the range of neutral pH to be oxidatively decomposed. Therefore, the present invention has an advantage of reducing costs as acidification and neutralization facilities that the existing technology has are unnecessary. Moreover, as the present invention is capable of removing the water pollutants using a relatively small amount of the iron-based bimetallic catalyst, the injection concentration of a catalyst is reduced, thereby saving the costs. COPYRIGHT KIPO 2015 (S1) Inject periodate (S2) Inject an iron-based bimetallic catalyst (S3) Generate an iodine radical (S4) Oxidize water pollutants ...

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Номер записи: 8
13-10-2016 дата публикации

APPARATUS FOR ELIMINATING CONTAMINANTS USING CARBON DIOXIDE AND UNDERWATER PLASMA DISCHARGE AND ELIMINATION METHOD

Номер: KR1020160119417A
Автор: LEE, SEUNG HWAN, SON, GUN TAE, LEE, HONG SIN, HAN, CHI GUK, CHOI, SANG IL
Принадлежит:

Disclosed is an apparatus for eliminating contaminants using carbon dioxide and underwater plasma discharge. Also disclosed is an elimination method. According to an embodiment of the present invention, the apparatus eliminates contaminants contained in raw water by producing carbonate radicals after injection of carbon dioxide as a conductive material during a plasma reaction for raw water. COPYRIGHT KIPO 2016 (110) Reactor (150) Power supply unit (AA) Treated water discharge (BB) Raw water inflow (CC) High voltage channel (DD) Ground channel (EE) Carbon dioxide insertion ...

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Номер записи: 9
21-05-2015 дата публикации

METHOD AND APPARATUS FOR WATER POLLUTANT TREATMENT USING ZERO-VALENT SILICON/HYDROGEN PEROXIDE SYSTEMS

Номер: KR1020150055495A
Автор: LEE, CHANG HA, LEE, HONG SHIN, KIM, HYUNG EUN, LEE, HYE JIN
Принадлежит:

The present invention can generate hydroxyl radical, an active oxidizer, by using a reaction of a zero-valent silicon catalyst and hydrogen peroxide, and reduce costs by reducing catalyst input concentration since removal efficiency of an underwater pollutant is high only with a relatively small amount of the zero-valent silicon catalyst. In addition, a metal sludge is not generated since an ionic substance is not generated from the zero valent silicon. Also, removal efficiency of phenols which is a non-gradable water pollutant is high. COPYRIGHT KIPO 2015 (S1) Inject hydrogen peroxide (S2) Inject a zero-valent silicon catalyst (S3) Generate hydroxyl radical (S4) Oxidize an underwater pollutant ...

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Номер записи: 10
09-11-2016 дата публикации

DEVICE FOR SIMULATING EVAPORATION OF CONCENTRATED WATER IN SEAWATER DESALINATION

Номер: KR1020160129400A
Автор: LEE, CHANG HA, LEE, KI MEONG, LEE, HONG SHIN, KIM, MIN SIK
Принадлежит:

Provided is a device for simulating evaporation of concentrated water in seawater desalination. In order to acquire fundamental data by testing evaporation rate under various conditions for each variable in an environment mimicking various variables for evaporating concentrated water. the device of the present invention comprises: an evaporation tank disposed on one side of a base frame and containing the concentrated water; a sunlight mimicking part installed on the base frame and creating sunlight condition by applying radiant energy to the evaporation tank; and an evaporation rate detection part detecting the evaporation rate of the concentrated water vapored from the evaporation tank. COPYRIGHT KIPO 2016 ...

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Номер записи: 11
09-01-2017 дата публикации

CATALYST FOR FENTON OXIDATION TREATMENT, PRODUCTION METHOD THEREOF, AND METHOD FOR TREATING UNDERWATER CONTAMINANTS USING SAME

Номер: KR1020170003152A
Автор: LEE, CHANG HA, LEE, HONG SHIN, KIM, HAK HYEON, KIM, MIN SIK, SEONG, JU HEE, CHEA, HAN WOUL
Принадлежит:

The present invention relates to a catalyst for fenton oxidation treatment, comprising: 30-60 wt% of ferrum (Fe), 1-10 wt% of titanium (Ti), and residual oxygen, based on 100 wt% of total content. According to the present invention, the catalyst for fenton oxidation treatment can be activated in neutral pH. COPYRIGHT KIPO 2017 (AA) Decomposition rate of acetaminophen [C]/[C]_0 (BB) Reaction time (Minutes) (CC) Comparative example 1 (DD) Example 2 (EE) Example 1 ...

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Номер записи: 12
07-02-2017 дата публикации

METHOD FOR PRODUCING ANTIBACTERIAL AND DISINFECTANT MATERIAL USING FRUIT PEELS

Номер: KR1020170013789A
Автор: LEE, HONG SHIN, KIM, KYOUNG SIK, AHN, HYEON JU
Принадлежит:

Disclosed is a method for producing an antibacterial and disinfectant material using fruit peels. According to an embodiment of the present invention, the method for producing the antibacterial and disinfectant material using fruit peels comprises the following steps: cleaning the fruit peels after collecting the same; drying the fruit peels; inserting the fruit peels and materials into water and then heating the same for a certain amount of time; and drying the materials after collecting the same from water. According to the present invention, the antibacterial and disinfectant material ensures easy transformation of commonly used masks into masks having antibacterial and disinfectant functions. COPYRIGHT KIPO 2017 (AA) Cleaning fruit peels after collecting the same (BB) Drying the fruit peels (CC) Inserting the fruit peels with a mask into water and heating the same for a certain amount of time (DD) Drying the mask after collecting the same from water ...

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Номер записи: 13
21-02-2017 дата публикации

이산화탄소 및 수중 플라즈마 방전을 이용한 오염물질 제거장치 및 제거방법

Номер: KR0101708551B1
Автор: 이승환, 손건태, 이홍신, 한치국, 최상일
Принадлежит: 금오공과대학교 산학협력단

... 이산화탄소 및 수중 플라즈마 방전을 이용한 오염물질 제거장치 및 제거방법이 개시된다. 본 발명의 일 측면에 따른 오염물질 제거장치는, 원수에 대한 플라즈마 반응에 전도성 물질로서 이산화탄소를 투입하여 카보네이트 라디칼을 생성하여 원수에 포함되어 있는 오염물질을 제거한다.

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Номер записи: 14
21-10-2016 дата публикации

다중 인산염인 및 수중 플라즈마 방전을 이용한 오염물질 제거장치 및 제거방법

Номер: KR0101668553B1
Автор: 이승환, 손건태, 이홍신
Принадлежит: 금오공과대학교 산학협력단

... 다중 인산염인 및 수중 플라즈마 방전을 이용한 오염물질 제거장치 및 제거방법이 개시된다. 본 발명의 일 측면에 따른 오염물질 제거장치는, 원수에 대한 철 전극을 이용한 플라즈마 반응에 다중 인산염인을 투입함으로써, 플라즈마 자체의 반응에 의해서 생성되는 산화제들과, 다중 인산염인과 플라즈마 반응에 의해서 생성된 철 이온이 반응하여 생성된 수산화 라디칼을 동시에 이용하여 원수에 포함되어 있는 오염물질을 제거한다.

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Номер записи: 15
27-04-2018 дата публикации

OXIDATION TREATMENT METHOD FOR CONTAMINANTS USING COBALT ION, PEROXODISULFATE, AND POLYPHOSPHATE

Номер: KR101852798B1
Автор: LEE, CHANG HA, LEE, HONG SHIN, KIM, HAK HYEON, SEONG, JI HYE
Принадлежит: UNIST(ULSAN NATIONAL INSTITUTE OF SCIENCE AND TECHNOLOGY)

The present invention relates to an oxidation treatment method for contaminants using cobalt ion, peroxodisulfate, and polyphosphate. More specifically, the present invention relates to an oxidation treatment method for contaminants using cobalt ion, peroxodisulfate, and polyphosphate, intended to eliminate contaminants contained in soil and underground water using cobalt ion, peroxodisulfate, and polyphosphate. COPYRIGHT KIPO 2018 (AA) Start (BB) End (S101) Inject a cobalt ion into a treatment object (S102) Inject a phosphate material into the treatment object (S103) Inject an oxidizer into the treatment object ...

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Номер записи: 16
12-11-2015 дата публикации

Water pollutants treatment method and apparatus using carbon nanotubes and persulfate systems

Номер: KR0101568796B1
Автор: 이창하, 이재상, 이홍신
Принадлежит: 국립대학법인 울산과학기술대학교 산학협력단

... 본 발명은, 모든 pH 범위에서 수중 오염물질들을 산화시켜 제거할 수 있는 기술로서, 기존 기술들이 가진 산성화설비, 중성화설비 그리고 슬러지 처리설비 등의 단점을 극복할 수 있는 비용이 저렴한 이점이 있다. 또한, 본 발명은, 비교적 소량의 카본나노튜브만으로도 수중 오염물질을 제거할 수 있기 때문에, 촉매 투입 농도를 감소시킬 수 있어 비용이 절감될 수 있는 이점이 있다. 또한, 본 발명은, 기존의 펜톤 산화기술에서 발생되는 철 슬러지가 발생되지 않는 이점이 있다. 또한, 본 발명은, 카본나노튜브의 회수 및 재이용이 가능하므로, 경제성을 확보할 수 있다.

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Номер записи: 17
12-03-2025 дата публикации

황산염 환원균을 이용한 건상금속황화물의 미생물 합성 방법

Номер: KR102780519B1
Автор: 이홍신, 이재상, 권만재, 김건두, 김재성, 최재민, 서새인, 이정길
Принадлежит: 고려대학교 산학협력단

... 본 발명은 금속황화물 합성방법에 관한 것으로, 보다 상세하게는 황산염 환원균을 이용한 생물학적 금속황화물의 합성방법에 관한 것이다. 본 발명의 일 형태에 따르면, 금속 나노결정을 반도체로 전환시킴으로써 고감도 스트레인 및 온도 센서로 이용가능한 효과가 있다.

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Номер записи: 18
09-08-2017 дата публикации

과산화수소가 처리된 이산화티타늄, 그의 제조 방법 및 이를 이용한 유기오염물질 처리방법

Номер: KR0101766853B1
Автор: 이창하, 서지원, 이홍신, 이혜진, 김민식, 홍석원
Принадлежит: 울산과학기술원, 한국과학기술연구원

... 본 발명의 일 실시예에 의한 광촉매는 과산화수소가 처리된 이산화티타늄 광촉매이며, 광촉매 중에서 산소원자의 함량이 75 내지 90at%이고, 티타늄의 함량이 10 내지 25at%이다. 본 발명의 일 실시예에 의한 광촉매의 제조 방법은 과산화수소 및 용매를 포함하는 용액에 이산화티타늄 전구체를 첨가하는 단계, 이산화티타늄 전구체가 첨가된 용액을 교반하는 단계, 및 용액 중 석출되는 과산화수소가 처리된 이산화티타늄을 회수하는 단계를 포함한다.

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Номер записи: 19
28-12-2022 дата публикации

광촉매 및 이의 제조 방법

Номер: KR20220169512A
Автор: 이재상, 이홍신, 김재성, 김민정, 서새인
Принадлежит:

... 하기 화학식 1로 표시되는 화합물을 포함하는 입자, 및 상기 입자에 담지된 금속을 포함하는 광촉매와 이의 제조 방법에 관한 것이다. [화학식 1] WO3-x 상기 화학식 1에서, 0.05 Подробнее

Номер записи: 20
25-01-2017 дата публикации

METHOD FOR REMOVING HEAVY METALS IN WATER USING ONION SKIN

Номер: KR1020170008980A
Автор: LEE, HONG SHIN, YU, JIN KYOUNG, JO, SUN HEE, KIM, SANG HYUN, SON, GUN TAE
Принадлежит:

Disclosed is a method for removing heavy metals using onion skin. According to an aspect of the present invention, the method for removing heavy metals comprises: a step of preparing onion skin powder; a step of making heavy metal ions to be adsorbed to the onion skin powder by making a reaction go on for a prescribed time after injecting the onion skin powder to a solution containing heavy metals; and a step of recovering onion skin powder from water. COPYRIGHT KIPO 2017 (AA) Preparing onion skin powder (BB) Making a reaction go on for a prescribed time after injecting the onion skin powder to a solution containing heavy metals (CC) Recovering onion skin powder ...

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Номер записи: 21
31-08-2016 дата публикации

REDUCTIVE-OXIDATIVE INTERLINKED TREATMENT METHOD FOR UNDERWATER COMPOSITE POLLUTANT USING ZEROVALENT IRON AND POLYPHOSPHATES IN NEUTRAL PH RANGE

Номер: KR1020160102926A
Автор: LEE, CHANG HA, LEE, HONG SHIN, KIM, HAK HYEON, KIM, MIN SIK
Принадлежит:

The present invention relates to a reductive-oxidative interlinked treatment method for an underwater composite pollutant using zerovalent iron and polyphosphate in a neutral pH range. According to the present invention, an additional polyphosphate injection step during zerovalent iron input, an oxygen injection step, and an underwater composite pollutant oxidation and reduction step are added to a technique according to the related art (dissolved oxygen removal step, zerovalent iron input step, electron and bivalent iron generation step, and underwater organochlorine compound material reduction removal step) so that coagulation and sinking impeding a zerovalent iron-based pollutant removal reaction can be alleviated, an active oxidizing agent having a high level of oxidizing power such as hydroxyl radical is produced in a neutral pH range, and an underwater composite pollutant can be effectively treated. The present invention includes: a dissolved oxygen removal step; a nano zerovalent ...

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Номер записи: 22
23-11-2018 дата публикации

METHOD FOR TREATING POLLUTANTS USING RICE STRAW POWDER AND APPARATUS FOR TREATING POLLUTANTS

Номер: KR1020180125347A
Автор: LEE, CHANG HA, LEE, HONG SHIN, LEE, KI MYEONG, SEONG, JI HYE, CHAE, YUN JU
Принадлежит:

The present invention relates to a method for treating pollutants using rice straw powder and an apparatus for treating pollutants. The method comprises the steps of: injecting persulfate into an object to be treated; and injecting the rice straw powder into the object to be treated into which the persulfate has been injected. According to the present invention, the rice straw, which can be easily obtained from surroundings at low cost, is used after being formed into powder to remove pollutants by decomposing and adsorbing heavy metal pollutants and organic pollutants. COPYRIGHT KIPO 2019 (AA) Start (BB) End (S110) Injecting persulfate into an object to be treated (S120) Injecting rice straw powder into the object to be treated ...

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Номер записи: 23
12-06-2017 дата публикации

펜톤 산화처리용 촉매, 이의 제조방법, 및 이를 이용한 수중오염물질 처리방법

Номер: KR0101746185B1
Автор: 이창하, 이홍신, 김학현, 김민식, 성주희, 채한울
Принадлежит: 울산과학기술원

... 본 발명은 전체 100중량%에 대해, Fe: 30 내지 60중량%, Ti: 1 내지 10중량%, 및 잔부는 산소를 포함하는 것인 펜톤 산화처리용 촉매에 관한 것이다.

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Номер записи: 24
16-03-2017 дата публикации

METHOD AND APPARATUS FOR TREATING WATER POLLUTANTS BY USING SURFACE-MODIFIED NANODIAMONDS

Номер: KR1020170029746A
Автор: KIM JAE HONG, LEE, CHANG HA, LEE, HONG SHIN, KIM, HYOUNG IL, WEON, SWUNG HYEN, KIM, CHAN EUN
Принадлежит:

The present invention relates to a method and apparatus for selectively oxidizing water pollutants by using surface-modified nanodiamonds, which is a new advanced oxidation water treatment technology which selectively adsorbs and removes various water pollutants by using surface-modified nanodiamonds and which effectively oxidizes and controls water pollutants by using reactive oxidants generated in a nanodiamonds/persulfate system. The method for selectively oxidizing water pollutants by using surface-modified nanodiamonds comprises: a method (S1) of selectively adsorbing and removing water pollutants including: a step (S1-1) of manufacturing surface-modified nanodiamonds; a step (S1-2) of introducing the surface-modified nanodiamonds; a step (S1-3) of generating a reaction for selective absorption and removal of the water pollutants; and a step (S1-4) of recovering and recycling the surface-modified nanodiamonds; and a method (S2) of oxidizing and removing water pollutants including: ...

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Номер записи: 25
23-11-2018 дата публикации

METHOD FOR PRODUCING HETEROGENEOUS CATALYST, METHOD FOR ACTIVATING PERSULFATE USING CATALYST PRODUCED BY METHOD, AND METHOD FOR TREATING POLLUTANTS USING CATALYST PRODUCED BY METHOD

Номер: KR1020180125346A
Автор: LEE, CHANG HA, LEE, HONG SHIN, LEE, KI MYEONG, SEONG, JI HYE, CHAE, YUN JU
Принадлежит:

The present invention relates to a method for producing a heterogeneous catalyst, a method for activating persulfate using the catalyst produced by the method, and a method for treating pollutants using the catalyst produced by the method. To this end, the method comprises the following steps: mixing a metal salt with aluminum chloride; adding sodium carbonate to the mixture mixed in the previous step; and calcining the precipitate formed by the addition. According to the present invention, by effectively activating persulfate in all the pH ranges, it is possible to produce sulfate radicals and reactive oxygen species, thereby effectively removing refractory pollutants. COPYRIGHT KIPO 2019 (AA) Start (BB) End (S110) Generating a mixture by mixing NI(2) sulfate with aluminum chloride (S120) Generating a deposit by adding sodium carbonate to the mixture (S130) Filtering the formed deposit (S140) Drying the filtered deposit (S150) Calcinating the dried deposit ...

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Номер записи: 26
14-11-2016 дата публикации

HYDROGEN PEROXIDE-TREATED TITANIUM DIOXIDE, PRODUCTION METHOD THEREOF, AND METHOD FOR TREATING ORGANIC CONTAMINANTS USING SAME

Номер: KR1020160130665A
Автор: LEE, CHANG HA, SEO, JI WON, LEE, HONG SHIN, LEE, HYE JIN, KIM, MIN SIK, HONG, SEOK WON
Принадлежит:

The present invention relates to a hydrogen peroxide-treated titanium dioxide, a production method thereof, and a method for treating organic contaminants using the same. According to an embodiment of the present invention, a photocatalyst of the present invention is a titanium dioxide photocatalyst treated with hydrogen peroxide, and contains 75-90 at% of oxygen atoms and 10-25 at% of titanium. According to an embodiment of the present invention, the method for producing the photocatalyst comprises the following steps: adding a titanium dioxide precursor into a solution containing hydrogen peroxide and a solvent; stirring the solution into which the titanium dioxide precursor is added; and collecting the titanium dioxide treated with hydrogen peroxide extracted from the solution. COPYRIGHT KIPO 2016 (S10) Adding a titanium dioxide precursor into a solution containing hydrogen peroxide and a solvent (S20) Stirring the solution into which the titanium dioxide precursor is added (S30) Collecting ...

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Номер записи: 27
09-01-2017 дата публикации

MANUFACTURING METHOD FOR NANO-METAL PARTICLES USING ONION PEEL EXTRACTS

Номер: KR1020170003076A
Автор: LEE, HONG SHIN, YU, JIN KYOUNG, JO, SUN HEE, KIM, SANG HYUN, SON, GUN TAE
Принадлежит:

Disclosed is a manufacturing method for nano-metal particles using onion peel extracts. According to an aspect of the present invention, the manufacturing method for nano-metal particles using onion peel extracts is a method which uses onion peel extracts and mixes a metal particle containing at least one of copper and silver with the onion peel extracts for a certain period of time. COPYRIGHT KIPO 2017 (AA) Preparing metal particles and onion peel extracts (BB) Mixing the metal particles and the onion peel extracts for a certain period of time (CC) Collecting manufactured nano-metal particles in water (DD) Drying the collected nano-metal particles ...

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Номер записи: 28