Drug – bio-affecting and body treating compositions – Topical sun or radiation screening – or tanning preparations
Patent
1988-02-04
1990-05-29
Ore, Dale R.
Drug, bio-affecting and body treating compositions
Topical sun or radiation screening, or tanning preparations
424 60, 514938, 514939, 514941, 514942, 514943, A61K 740, A61K 742, A61K 744
Patent
active
049294393
ABSTRACT:
Cosmetic screening composition in the form of an oil-in-water emulsion comprising a UV-A screening compound and a UV-B screening compound and its use for the protection of the skin against ultraviolet radiation.
The invention relates to a cosmetic composition in the form of an oil-in-water emulsion which screens out UV rays of wavelengths of between 280 and 400 nm, which comprises partially or completely neutralized benzene-[1,4-bis(3-methylidenecamphomethylsulphonic acid)], in combination with N-(2-ethylhexyl)-4-(3-methylidenecamphor)benzenesulphonamide.
The sun protection composition of this kind possesses a high index of protection, enabling it to be used on skins that are very sensitive or continually exposed to solar radiation.
REFERENCES:
patent: 3479428 (1969-11-01), Bryce et al.
patent: 3696193 (1972-10-01), Guglielmetti et al.
patent: 3781417 (1973-12-01), Welters et al.
patent: 3816611 (1974-06-01), Eberhardt et al.
patent: 4254104 (1981-03-01), Suzuki
patent: 4686099 (1987-08-01), Palinezar
patent: 4731200 (1988-03-01), Lang et al.
Cotteret Jean
Grollier Jean F.
"L'Oreal"
Ore Dale R.
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