The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 07, 2010
Filed:
Sep. 09, 2004
Kazuyuki Hanada, Washimiya-machi, JP;
Hiromasa Sato, Kashiwa, JP;
Koji Sakuta, Gunma, JP;
Akira Yamamoto, Joetsu, JP;
Kazuyuki Hanada, Washimiya-machi, JP;
Hiromasa Sato, Kashiwa, JP;
Koji Sakuta, Gunma, JP;
Akira Yamamoto, Joetsu, JP;
Dainichiseika Color & Chemicals Mfg. Co., Ltd., Tokyo, JP;
Shin-Etsu Chemical Co., Ltd., Tokyo, JP;
Abstract
A cosmetic composition comprising a polysiloxane copolymer comprising a repeating unit (A) having at least one anionic group, a repeating unit (B) having at least one linear or branched alkyl group having 8 to 64 carbon atoms, and a polysiloxane repeating unit (D), said repeating units (A), (B), and (D) being bonded with one another via diisocyanate residue represented by the following formula (1) wherein X is a divalent hydrocarbon group selected from the group consisting of aromatic hydrocarbon groups, aliphatic hydrocarbon groups, and alicyclic hydrocarbon groups. Cosmetics comprising the composition maintains their effects for a prolonged period of time.