发明授权
US08653220B2 Poly(ureaurethane)s, articles and coatings prepared therefrom and methods of making the same
有权
聚（尿素氨基甲酸酯），制备的制品和涂料及其制备方法
- 专利标题： Poly(ureaurethane)s, articles and coatings prepared therefrom and methods of making the same
- 专利标题（中）： 聚（尿素氨基甲酸酯），制备的制品和涂料及其制备方法
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申请号： US11639040申请日： 2006-12-14
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公开(公告)号： US08653220B2公开(公告)日： 2014-02-18
- 发明人: Thomas G. Rukavina , Robert Hunia
- 申请人： Thomas G. Rukavina , Robert Hunia
- 申请人地址： US OH Cleveland
- 专利权人： PPG Industries Ohio, Inc.
- 当前专利权人： PPG Industries Ohio, Inc.
- 当前专利权人地址： US OH Cleveland
- 代理商 Andrew C. Siminerio
- 主分类号： C08G18/00
- IPC分类号： C08G18/00
摘要：
The present invention provides poly(ureaurethane)s including a reaction product of components including: (a) at least one isocyanate functional urea prepolymer comprising a reaction product of: (1) at least one polyisocyanate selected from the group consisting of polyisocyanate trimers and branched polyisocyanates, the polyisocyanate having at least three isocyanate functional groups; and (2) water; and (b) at least one aliphatic polyol having 4 to 18 carbon atoms and at least 2 hydroxyl groups; compositions, coatings and articles made therefrom and methods of making the same.