Stable w/o photoprotective cosmetic emulsions

Details Stable w/o photoprotective cosmetic emulsions Stable w/o photoprotective cosmetic emulsions

1998-02-06

2000-04-18

Page, Thurman K.

Drug, bio-affecting and body treating compositions

Topical sun or radiation screening, or tanning preparations

424401, C03C 3118

Patent

active

060512113

ABSTRACT:
Stable, water-resistant photoprotective water-in-oil cosmetic emulsions, well suited for the photoprotection of human skin and/or hair against the deleterious effects of UV irradiation, comprise an effective stabilizing/emulsifying amount of a pair of active emulsifying agents, said emulsifying agent pair comprising (i) at least one polyalkylpolyethersiloxane emulsifier substituted by polyoxyethylene and polyoxypropylene moieties grafted onto the backbone polymer thereof, and (ii) at least one water-in-oil emulsifying polyoxyalkylenated glycol fatty acid ester polymer.

REFERENCES:
patent: 4145413 (1979-03-01), Usdin et al.
patent: 5545399 (1996-08-01), Lee et al.
patent: 5549887 (1996-08-01), Galleguillos et al.
patent: 5989529 (1999-11-01), Kaplan

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