Silicone copolymer and cosmetics comprising the same

Details Silicone copolymer and cosmetics comprising the same Silicone copolymer and cosmetics comprising the same

2011-06-07

2011-06-07

Venkat, Jyothsna A (Department: 1619)

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Cosmetic, antiperspirant, dentifrice

C424S070120

Reexamination Certificate

active

07955608

ABSTRACT:
An aqueous composition used for cosmetics, characterized in that the composition comprises 0.5 to 50 wt %, based on weight of the composition, of a copolymer having main chains comprising the repeating units represented by the following formula (1), the repeating units represented by the following formula (2), and the repeating units represented by the following formula (3), said main chains being crosslinked by a compound or oligomer having 2 to 6 (meth)acryl groupswherein R1is a hydrogen atom or a hydrocarbon group having 1 to 3 carbon atoms, R2is a hydrocarbon group having 1 to 24 carbon atoms, R3is a divalent hydrocarbon group having 1 to 4 carbon atoms, R4is an aliphatic hydrocarbon group having 1 to 6 carbon atoms or a phenyl group, X is a hydrogen atom, an alkaline metal ion, ammonium ion, or an organic ammonium ion, m is an integer of from 0 to 500 on average, and n is an integer of from 1 to 3.

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Japanese Office Action for Application No. 2007-010661, dated Apr. 5, 2011.

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