Copolymers, process for preparing the same and cosmetic composit

Details Copolymers, process for preparing the same and cosmetic composit Copolymers, process for preparing the same and cosmetic composit

1980-06-25

1982-04-13

Wong, Jr., Harry

Drug, bio-affecting and body treating compositions

Effervescent or pressurized fluid containing

Organic pressurized fluid

424 70, A61K 700, A61K 706

Patent

active

043247806

ABSTRACT:
A cosmetic composition comprises a cosmetic vehicle and from 0.5-10 percent by weight of at least one copolymer having the formula ##STR1## wherein B represents Na, K, NH.sub.4, ##STR2## or 2-amino-2-methyl propanol-1; R.sub.1 and R.sub.2 each independently represent hydrogen or --(X)--OH; X represents alkylene having 1-3 carbon atoms or alkylene substituted by at least one hydroxymethyl; M represents at least one unsaturated monomer selected from acrylamides or methacrylamides substituted on the nitrogen by alkyl, the acrylates or methacrylates of monoalkyl ether of ethylene glycol or of polyethylene glycol, and N-vinylpyrrolidone; x is 22-64 mole percent, y is 13-71 mole percent, z is 6-23 mole percent, v is 0-22 mole percent, and x+y+z+v is equal to 100 mole percent.

REFERENCES:
patent: 3990459 (1976-11-01), Papantoniou
patent: 4035478 (1977-07-01), Mullen
patent: 4237253 (1980-12-01), Jacquet et al.

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