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:
Dec. 22, 2020
Filed:
Apr. 26, 2017
Shin-etsu Chemical Co., Ltd., Tokyo, JP;
Masayuki Konishi, Tokorozawa, JP;
Chihiro Hayakawa, Yokohama, JP;
SHIN-ETSU CHEMICAL CO., LTD., Tokyo, JP;
Abstract
A cosmetic containing an organosiloxane graft polyvinyl alcohol polymer having a structural unit shown by the general formula (1) and a structural unit shown by the general formula (3). The organosiloxane graft polyvinyl alcohol polymer has a number average molecular weight (Mn) of 5,000 to 500,000 as measured by GPC. There can be provided a cosmetic which has favorable feeling on use and oil resistance, and which is excellent in cosmetic durability improvement. where Mand Meach represent a hydrogen atom, an acetyl group, or a siloxane group shown by the general formula (2), provided that at least one of Mand Mis a siloxane group shown by the general formula (2); and A represents a single bond or a linking group, where Mrepresents a hydrogen atom, an acetyl group, or a siloxane group shown by the formula (2).