High SPF perspiration-resistant sunscreen

Details High SPF perspiration-resistant sunscreen High SPF perspiration-resistant sunscreen

1997-11-26

1999-06-22

Dodson, Shelley A.

Drug, bio-affecting and body treating compositions

Topical sun or radiation screening, or tanning preparations

424 60, 424400, 424401, A61K 747, A61K 744, A61K 700

Patent

active

059141026

ABSTRACT:
Sunscreen emulsion formulations of the oil-in-water type containing an aqueous phase, an emulsifier, and an oil phase comprising at least one ultraviolet-absorbing organic compound and hydrophobically treated silica particles, wherein the concentration of said organic compounds is at least about 30 times the concentration of the silica.

REFERENCES:
patent: 4606913 (1986-08-01), Aronson et al.
patent: 5585090 (1996-12-01), Yoshioka et al.

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