Waterproof sunblock compositions

Details Waterproof sunblock compositions Waterproof sunblock compositions

1991-02-23

1992-12-08

Ore, Dale R.

Drug, bio-affecting and body treating compositions

Topical sun or radiation screening, or tanning preparations

424 60, 514777, 514938, A61K 740, A61K 742, A61K 744

Patent

active

051696240

ABSTRACT:
A sunscreen composition is provided which includes from about 0.1 to about 30% by weight of a quaternary ammonium functionalized phosphate ester, from about 0.01 to about 10% by weight of a cationic polysaccharide and an effective amount of a sunscreen agent. These compositions are waterproof, freeze-thaw cycle stable, moisture retentive and exhibit unusual skin mildness properties.

REFERENCES:
patent: 3344018 (1967-09-01), Shibe, Jr. et al.
patent: 4209449 (1980-06-01), Mayhew et al.
patent: 4389418 (1983-06-01), Burton
patent: 4438095 (1984-03-01), Grollier et al.
patent: 4503002 (1985-03-01), Mayhew et al.
patent: 4663159 (1987-05-01), Brode, II et al.
patent: 4801447 (1989-01-01), Gum
patent: 4886890 (1989-12-01), Chaudhuri et al.
patent: 4897259 (1990-01-01), Murray et al.
Monaquat P Series Technical Bulletin, Jul., 1981.
Crodata Bulletin, Jun. 1986.

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