Skin care composition

Details Skin care composition Skin care composition

1996-10-02

1998-06-02

Gardner-Lane, Sally

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Cosmetic, antiperspirant, dentifrice

424 7028, 514938, 514847, A61K 748, A61K 700

Patent

active

057595577

ABSTRACT:
A oil-in-water emulsion for treating the skin comprising from about 2 to about 10 weight percent of a cationic emulsifier such as dimethyl distearyl ammonium halide, a substantially nonionizable humectant such as glycerine and a weakly acidic material having a disassociation constant of about 1 to 6. The amount of weakly acidic material is such that the pH of the finished emulsion is about 2.5 to 4.5. Also disclosed is a method of preparing the emulsion.

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Smith,W.P., "Hydroxy Acids and Skin Aging," Cosmetics & Toiletries, vol. 109,pp.41-48(Sep., 1994).
The Chemistry and Manufacture of Cosmetics, Second Edition, vol. III, by Maison G. deNavarre, Ph.C., B.S., M.S., p. 407, 1975.
Formulations Guide, Carocare Personal Products, Chemol, pp. 3,4,6, and 8, no date available.

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