Sulfonium salt substantive sunscreen compositions

Details Sulfonium salt substantive sunscreen compositions Sulfonium salt substantive sunscreen compositions

1975-01-06

1977-08-30

Ore, Dale R.

Drug, bio-affecting and body treating compositions

Topical sun or radiation screening, or tanning preparations

Aromatic acid or derivative containing

424 47, 424 70, 424174, A61K 744

Patent

active

040455491

ABSTRACT:
A sunscreening composition comprising a highly substantive sulfonium salt sunscreening agent represented by the formula: ##STR1## wherein A is a sunscreening moiety, having a prominent spectral absorption peak within the range of 250-400 millimicrons; R represents alkylene of from 2 to 18 carbon atoms; R' and R" represent alkyl, and wherein the sum of the carbon atoms in R' and R" is not less than 9 and not greater than 27, and wherein the nitrogen is linked to A as a carboxamido or sulfonamido group, and X is an anion, in a carrier.

REFERENCES:
patent: 3864474 (1975-02-01), Gerecht

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