SPRAYED SUNSCREEN COMPOSITION Russian patent published in 2022 - IPC A61Q17/04 A61K8/34 A61K8/18 A61K8/72 

Abstract RU 2787145 C2

FIELD: cosmetology.

SUBSTANCE: invention relates to a sunscreen composition containing one or more oil-soluble UV-filters selected from a group including homosalate, octisalate, avobenzone, octocrylene, and mixtures thereof, and a combination of film-forming agents, containing copolymer of trimethylolpropane, adipic acid, neopentylglycol, and hexanediol and copolymer of acrylates/octylacrylamide with molecular weight of 65.5 KDa, measured using dynamic light dissipation, and it does not essentially contains oxybenzone. In this case, the composition contains from 15 to 35 wt.% of oil-soluble UV-filters per the total weight of the composition and from 0.25 wt.% to 15 wt.% of film-forming agents per the total weight of the composition, in which the mass ratio of copolymer of trimethylolpropane, adipic acid, neopentylglycol, and hexanediol and copolymer of acrylates/octylacrylamide may be in the range from about 0.5 to about 3.0.

EFFECT: creation of a composition providing high SPF.

5 cl, 2 tbl

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RU 2 787 145 C2

Authors

Mudiya, Naviya

San, Frenk S.

Dates

2022-12-29Published

2020-09-29Filed