Skin care compositions

Details Skin care compositions Skin care compositions

1996-10-16

1998-09-08

Venkat, Jyothsna

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Cosmetic, antiperspirant, dentifrice

424 7808, 514844, 514845, 514846, 514937, A61K 748

Patent

active

058042059

ABSTRACT:
The present invention is a skin care composition which provides a high degree of moisturization without leaving a "tacky" residue on treated skin. The subject composition comprises; (a) from about 2 to about 10 weight percent of a quaternary ammonium compound having the formula: ##STR1## wherein R.sub.1 and R.sub.2 are each alkyl groups having from about 16 to about 22 carbon atoms, R.sub.3 and R.sub.4 are each lower alkyl groups having from about 1 to about 3 carbon atoms, and X is a salt-forming anion, (b) from about 1 to about 40 weight percent of a humectant, and (c) from about 0.01 to about 5 weight percent of non-irritating hydrophobic polymeric microspheres having an average particle size of less than about 50 microns.

REFERENCES:
patent: 4389418 (1983-06-01), Burton
patent: 4781918 (1988-11-01), Hofinger et al.
patent: 5013763 (1991-05-01), Tubesing et al.
patent: 5135748 (1992-08-01), Ziegler et al.
Effect of High Glycerin Therapeutic Moisturizers on the Ultrastructure of the Stratum Corneum.
Orgasol--Ultrafine Polyamide Powders--Elf Atochem.
DATABASE WPI, Week 8605, Derwent Publications Ltd., London, GB; AN 86-031927 XP002024748, see abstract & JP 60252407A (Kanebo) 13 Dec. 1985.

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