Poly(ureaurethane)s, articles and coatings prepared therefrom and methods of making the same

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United States of America Patent

PATENT NO 8349986
APP PUB NO 20070256597A1
SERIAL NO

11639093

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present invention provides poly(ureaurethane)s including a reaction product of components comprising: (a) about 1 equivalent of at least one polyisocyanate; (b) about 0.1 to about 0.9 equivalents of at least one branched polyol having 4 to 18 carbon atoms and at least 3 hydroxyl groups; (c) about 0.1 to about 0.9 equivalents of at least one aliphatic diol having 2 to 18 carbon atoms; and (d) at least one amine curing agent, 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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Patent Owner(s)

Patent OwnerAddress
PPG INDUSTRIES OHIO INC3800 WEST 143RD STREET CLEVELAND OH 44111

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hunia, Robert Kittanning, US 19 333
Rukavina, Thomas G New Kensington, US 93 2254

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