Invention Grant
- Patent Title: Elastomer
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Application No.: US16305474Application Date: 2017-05-29
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Publication No.: US11318084B2Publication Date: 2022-05-03
- Inventor: Tomo Osawa , Ayano Matsuo , Yuji Sonoyama , Tomoko Ikeda , Shun Kubota , Mao Hitomi , Takuya Hiruma , Tetsuya Kanemaru
- Applicant: SHISEIDO COMPANY, LTD.
- Applicant Address: JP Tokyo
- Assignee: SHISEIDO COMPANY, LTD.
- Current Assignee: SHISEIDO COMPANY, LTD.
- Current Assignee Address: JP Tokyo
- Agency: Nolte Lackenbach Siegel
- Agent Andrew F. Young
- Priority: JPJP2016-108740 20160531
- International Application: PCT/JP2017/019972 WO 20170529
- International Announcement: WO2017/209077 WO 20171207
- Main IPC: A61K8/898
- IPC: A61K8/898 ; A61K8/81 ; A61K8/19 ; A61Q1/12 ; A61K8/891

Abstract:
Provided is an elastomer that improves the skin feel of an inorganic powder. The elastomer according to the present invention is an elastomer comprising: (A) an amino group-containing silicone polymer; and (B) a carboxyl group-containing silicone polymer or a carboxyl group-containing acrylamide polymer, wherein a molar ratio Y/X between amino groups and carboxyl groups is within a range of 0.1 to 1.2, wherein Y denotes the molar amount of carboxyl groups contained in the component (B), and X denotes the molar amount of amino groups contained in the component (A).
Public/Granted literature
- US20210228472A1 ELASTOMER Public/Granted day:2021-07-29
Information query
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