Nanopigmented sunscreen/cosmetic compositions

Details Nanopigmented sunscreen/cosmetic compositions Nanopigmented sunscreen/cosmetic compositions

1996-12-04

1998-03-24

Page, Thurman K.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Cosmetic, antiperspirant, dentifrice

424 59, 424 60, 424 40, 514844, A61K 740

Patent

active

057309930

ABSTRACT:
Stable and homogeneous, topically applicable sunscreen/cosmetic compositions well suited for the photoprotection of human skin and/or hair against the damaging effects of UV-A and/or UV-B irradiation, particularly solar radiation, and which display excellent transparency on the skin, comprise a storage-stable, ultrafine oil-in-water emulsion of a photoprotecting effective amount of homogeneously and finely dispersed particulates of at least one inorganic nanopigment which comprises a metal oxide, for example titanium dioxide, wherein the average particle size of the globules comprising the oily phase of the emulsion characteristically range from 100 nm to 1,000 nm.

REFERENCES:
patent: 5188831 (1993-02-01), Nicoll
patent: 5223559 (1993-06-01), Arraudeau

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