02-11-2016 дата публикации
Номер: KR101671467B1
Provided is a polyurethane foaming waterproofing agent which has excellent water resistance and water repellency, and has improved crack resistance, freeze resistance, aging resistance, and oxidation resistance. The polyurethane foaming waterproofing agent comprises: a polyurethane prepolymer generated by making isocyanate react with polyurethane polyol; a polyaspartate mixture including polyamine, polyether, and polyamine; a crosslinking agent selected from diethyl toluene diamine and polyether amine; a catalyst consisting of one among stannous octoate, stannous oleate, dibutyltin diacetate, dibutyltin diaurate, or potassium octoate, or a combination thereof; a silicone-based surfactant; a plasticizer composed of one among DOP, DBP, DOA, BBP, TCP, and TOF, or a combination thereof; a solvent composed of one among xylene, toluene, and acetone, or a combination thereof; and a waterproofing agent composed of polyvinyl alcohol, metal resinate, asphalt, polyvinyl acetate, polyvinyl chloride ...
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