Skin care composition

Details Skin care composition Skin care composition

1997-01-27

2000-01-25

Azpuru, Carlos A.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Cosmetic, antiperspirant, dentifrice

514947, 514948, A61K 740

Patent

active

060175486

ABSTRACT:
An 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 I 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.

REFERENCES:
patent: 4337241 (1982-06-01), Ser et al.
patent: 5389677 (1995-02-01), Yu et al.
patent: 5523090 (1996-06-01), Znaiden et al.
patent: 5582832 (1996-12-01), Pillai et al.
patent: 5656280 (1997-08-01), Herb et al.

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