发明名称 |
Polyurethanes, articles and coatings prepared therefrom and methods of making the same |
摘要 |
The present invention provides polyurethanes including a reaction product of components including: (a) an isocyanate functional urethane prepolymer comprising a reaction 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 to 18 carbon atoms; and (b) about 0.05 to about 0.9 equivalents of at least one branched polyol having 4 to 18 carbon atoms and at least 3 hydroxyl groups; and (c) up to about 0.45 equivalents of at least one diol having 2 to 18 carbon atoms, wherein the reaction product components are essentially free of polyester polyol and polyether polyol; compositions, coatings and articles made therefrom and methods of making the same.
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申请公布号 |
US2007173601(A1) |
申请公布日期 |
2007.07.26 |
申请号 |
US20060639059 |
申请日期 |
2006.12.14 |
申请人 |
RUKAVINA THOMAS G;HUNIA ROBERT |
发明人 |
RUKAVINA THOMAS G.;HUNIA ROBERT |
分类号 |
C08G18/08;C08G18/00 |
主分类号 |
C08G18/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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