专利名称：Polyurethanes, Articles and Coatings
Prepared Therefrom and Methods ofMaking the Same
发明人：Thomas G. Rukavina,Robert M.
Hunia,Caroline S. Harris,Yan Wang,Veronica L.Frain
申请号：US12410102申请日：20090324
公开号：US20090280709A1公开日：20091112
专利附图：
摘要：The present invention provides polyurethanes including a reaction product ofcomponents including: (a) about 1 equivalent of at least one polyisocyanate; (b) about0.05 to about 1 equivalents of at least one branched polyol having 4 to 18 carbon atomsand at least 3 hydroxyl groups; (c) about 0.01 to about 0.3 equivalents of at least onepolycarbonate diol; and (d) about 0.1 to about 0.9 equivalents of at least one polyoldifferent from the branched polyol and having 2 to 18 carbon atoms, wherein thereaction product components are essentially free of polyether polyol and the reactioncomponents are maintained at a temperature of at least about 100° C. for at least about10 minutes; compositions, coatings and articles made therefrom and methods of makingthe same.
申请人：Thomas G. Rukavina,Robert M. Hunia,Caroline S. Harris,Yan Wang,Veronica L.Frain
地址：New Kensington PA US,Kittanning PA US,Pittsburgh PA US,Seven Fields PAUS,Brackenridge PA US
国籍：US,US,US,US,US
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