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Polyurethanes, Articles and Coatings Prepared Ther

2022-06-08 来源:星星旅游
专利内容由知识产权出版社提供

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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