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US 6,649,693 B2Granted
Polyurethane and water-compatible polyurethane resin
AssigneeKyowa Yuka Co., Ltd.
InventorsShohei Konishi, Shigeru Murata, Toshio Yamauchi
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Abstract
The present invention provides a polyurethane exhibiting a superior adhesive property, bonding property, weather resistance, water resistance, and the like, and comprising in a molecule: an acidic group which is neutralized by a basic compound; and a structural unit represented by general formula (I): (in the formula, R1 and R2 are identical or different, and represent a lower alkyl group).
Claims8
A polyurethane comprising in a molecule:
- an acidic group which is neutralized by a basic compound;
- and a structural unit represented by general formula (I):
- (in the formula, R1 and R2 are identical or different, and represent a lower alkyl group).
Dependencies are inferred from the claim text.