Silicone compound and cosmetic containing thereof
US9890252B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 26, 2016 |
| Grant date | Feb 13, 2018 |
| Priority date | — |
| Expiry date | Oct 26, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G77/70
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides a silicone compound shown by the formula (1) and having a weight-average molecular weight in the range of 500 to 200,000, R1aR2bR3cR4dSiO(4-a-b-c-d)/2 (1), wherein R1 represents the same or different organic group, R2 represents a polyoxyalkylene group shown by —CmH2m—O—(C2H4O)g(C3H6O)hR6, R3 represents a branched type monovalent organosiloxane group shown by the following general formula (4), MoMRpDqDRrTsTRtQu (4), and R4 represents a monovalent organosiloxane group shown by the following general formula (5) or the general formula (6), MMRDv-1 (5), MwDv-1DRv-2TRv-3 (6). This provides a silicone compound which has excellent emulsification ability and emulsion stability to silicone oil, and can secure high temporal stability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.