专利名称：Polyurethanes, articles and coatings
prepared therefrom and methods of makingthe same
发明人：Thomas G. Rukavina,Robert Hunia申请号：US11639059申请日：20061214
公开号：US20070173601A1公开日：20070726
摘要：The present invention provides polyurethanes including a reaction product ofcomponents including: (a) an isocyanate functional urethane prepolymer comprising areaction product of components including: (i) about 1 equivalent of at least one
polyisocyanate; and (ii) about 0.1 to about 0.5 equivalents of at least one diol having 2 to18 carbon atoms; and (b) about 0.05 to about 0.9 equivalents of at least one branchedpolyol having 4 to 18 carbon atoms and at least 3 hydroxyl groups; and (c) up to about0.45 equivalents of at least one diol having 2 to 18 carbon atoms, wherein the reactionproduct components are essentially free of polyester polyol and polyether polyol;compositions, coatings and articles made therefrom and methods of making the same.
申请人：Thomas G. Rukavina,Robert Hunia
地址：New Kensington PA US,Kittanning PA US
国籍：US,US
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