Water-in-oil-in-water compositions

Details Water-in-oil-in-water compositions Water-in-oil-in-water compositions

1997-02-21

1999-08-24

Lovering, Richard D.

Drug, bio-affecting and body treating compositions

Live hair or scalp treating compositions

Cationic surfactant containing

8405, 8406, 8421, 8501, 424 70121, 424 7019, 424 702, 424 7024, 424 706, 424401, 514937, 514975, 516 54, A61K 713, A61K 742, A61K 9113, B01J 1300

Patent

active

059422165

ABSTRACT:
Water-in-oil-in-water multiple emulsion compositions are disclosed. The multiple emulsion compositions comprise an external aqueous phase optionally incorporating a surfactant system capable of forming liquid crystals as an emulsifier. The internal phase comprises a primary water-in-oil emulsion, wherein the primary emulsion comprises a first topically-active compound, a surfactant phase, an oil phase, and water.

REFERENCES:
patent: 3630654 (1971-12-01), Rosenthal et al.
patent: 4169704 (1979-10-01), Fakhouri
patent: 4254105 (1981-03-01), Fukuda
patent: 4767625 (1988-08-01), Mitsuno et al.
patent: 4940576 (1990-07-01), Walsh
patent: 5034218 (1991-07-01), Duvel
patent: 5059414 (1991-10-01), Dallal et al.
patent: 5304334 (1994-04-01), Lahanas et al.
patent: 5478561 (1995-12-01), Ferrero
patent: 5656280 (1997-08-01), Herb et al.

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