Drug – bio-affecting and body treating compositions – Topical sun or radiation screening – or tanning preparations
Patent
1987-12-07
1990-08-14
Rollins, John W.
Drug, bio-affecting and body treating compositions
Topical sun or radiation screening, or tanning preparations
424 60, 424 62, 424 63, 424 69, 514460, 514844, 514845, 514951, A61K 7021, A61K 744, A61K 7135
Patent
active
049485776
ABSTRACT:
A composition for external application comprising kojic acid or a kojic acid derivative is characterized by formulating 4-(1,1-dimethylethyl)-4'-methoxydibenzoylmethan therein. The composition has the improved effects of inhibiting the formation of erythema and pigmentation caused by exposure to ultraviolet rays, preventing stains or freckles due to sunburn and preventing coloration after application, thus providing excellent compositions for external application as cosmetics, topical skin agents, etc.
REFERENCES:
patent: 4278656 (1981-07-01), Nagai et al.
patent: 4369174 (1983-01-01), Nagai et al.
patent: 4710373 (1987-12-01), Nakamura et al.
Rollins John W.
Sansho Seiyaku Co., Ltd.
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