发明申请
US20130331510A1 HIGH TEMPERATURE HYDROCARBON RESISTANT POLYURETHANE ARTICLES 审中-公开
高温耐油聚氨酯制品

HIGH TEMPERATURE HYDROCARBON RESISTANT POLYURETHANE ARTICLES
摘要:
Embodiments of the invention generally relate to polyurethanes having resistance to hydrocarbons and articles made therefrom. In one embodiment, a hydrocarbon resistant polycarbonate elastomer containing article is provided. The hydrocarbon resistant polycarbonate elastomer is prepared from a reaction mixture comprising (a) one or more difunctional polycarbonate polyols comprising repeating units from one or more alkane diols having 2 to 20 carbon atoms with a number average molecular weight between 500 and 3,000, and (b) one or more organic polyisocyanate components, wherein the article is selected from filter caps, conduits, containers, seals, mechanical belts, liners, coatings, rollers and machine parts.
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