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) about 1 equivalent of at least one polyisocyanate; (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) about 0.1 to about 0.95 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 and the reaction components are maintained at a temperature of at least about 100°C for at least about 10 minutes, compositions, coatings and articles made therefrom and methods of making the same. |
申请公布号 |
WO2007070627(A3) |
申请公布日期 |
2007.08.16 |
申请号 |
WO2006US47674 |
申请日期 |
2006.12.14 |
申请人 |
PPG INDUSTRIES OHIO, INC.;RUKAVINA, THOMAS, G.;HUNIA, ROBERT |
发明人 |
RUKAVINA, THOMAS, G.;HUNIA, ROBERT |
分类号 |
C08G18/32;C08G18/44;C08G18/66;C08G18/75 |
主分类号 |
C08G18/32 |
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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