Sunscreen composition containing polyisobutylene and its use for

Details Sunscreen composition containing polyisobutylene and its use for Sunscreen composition containing polyisobutylene and its use for

1989-01-06

1990-05-15

Ore, Dale R.

Drug, bio-affecting and body treating compositions

Effervescent or pressurized fluid containing

Organic pressurized fluid

424DIG5, 424 59, 424 60, 514937, 514938, 514944, A61K 740, A61K 742, A61K 744, A61K 912

Patent

active

049256530

ABSTRACT:
The present invention relates to a sunscreen composition containing at least one oil-soluble agent absorbing UV rays as well as at least one polyisobutylene which is liquid at ambient temperature, with a viscosity-average molecular weight of between 8,000 and 65,000, in a cosmetically acceptable medium incorporating at least one fatty phase.
Such a sunscreen composition, applied to the skin, has an improved protection index.

REFERENCES:
patent: 2312715 (1943-03-01), Holmes et al.
patent: 2628187 (1953-02-01), Frohmader et al.
patent: 4164563 (1979-08-01), Chang
patent: 4264581 (1981-04-01), Kerkhof
Sagarin, Cosmetics Science and Technology, 9/1957, pp. 199 to 201.

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