Two-component polyurethane composition

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United States of America Patent

PATENT NO 11732082
APP PUB NO 20220411568A1
SERIAL NO

17777724

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Abstract

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A two-component polyurethane composition comprising a polyisocyanate and an emulsion polymer having greater than 2.2% of hydroxy groups in the emulsion polymer and comprising structural units of a polymerizable surfactant, a first hydroxy-functional monomer, an acid monomer and/or a salt thereof, an additional monoethylenically unsaturated nonionic monomer, and optionally a second hydroxy-functional alkyl (meth)acrylate; the two-component polyurethane composition providing improved alcohol resistance without compromising both acid and alkali resistance.

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Patent Owner(s)

Patent OwnerAddress
DOW GLOBAL TECHNOLOGIES LLC2040 DOW CENTER MIDLAND MI 48674

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Shi, Fengzhe Shanghai, CN 9 1
Wang, Jinfei Shanghai, CN 12 3
Yang, Xiaohong Shanghai, CN 56 521

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