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US 2002/0176837 A1Published application
Cosmetic composition
AssigneeUnilever Home & Personal Care USA, Division of Conopco, Inc.
InventorEzat Khoshdel
Life of this patent
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Abstract
The present invention relates to carbamate group modified polyurethanes and a process for preparing carbamate group modified polyurethanes comprising reacting a polyurethane polymer with an alkylating or an acylating agent. The invention also relates to cosmetic or personal care compositions comprising (i) a styling polymer comprising a carbamate group modified polyurethane and (ii) a cosmetically acceptable diluent or carrier.
Claims25
A cosmetic or personal care composition comprising:
- (i) a styling polymer comprising a carbamate group modified polyurethane comprising units having the formula:
- 10
- wherein z is hydrogen, an alkyl, fully or partially fluorinated alkyl or acyl group, provided that not all of the z groups in the polyurethane are hydrogen;
- and
- (ii) a cosmetically acceptable diluent or carrier:
2 more elements
A carbamate group modified polyurethane comprising units having the formula:
- 14
- wherein R′ is a substituted or unsubstituted arylene, alkylene, cycloalkylene, alkenylene, or alkynylene group, and the polyurethane has a net positive or negative charge and Z is acyl.
Dependencies are inferred from the claim text.