Self emulsifying oily liquid cosmetic
US7687066B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 7, 2004 |
| Grant date | Mar 30, 2010 |
| Priority date | — |
| Expiry date | May 21, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A self emulsification type oily liquid cosmetic composition includes 8 to 30% by mass of the following component A and 50 to 92% by mass of the following component B.Component A: a polyglycerin fatty acid ester having a hydroxyl value of 450 to 700, and a branched fatty acid residue having 16 to 18 carbon atoms and/or a linear unsaturated fatty acid residue having 16 to 18 carbon atoms accounting for 50 to 100% by mass of total constituent fatty acid residues, and in a polyglycerin constituting the polyglycerin fatty acid ester, a total content of a polyglycerin cyclic compound of a dimer and a trimer is from 0 to 3% based on the entire polyglycerin, a total content of a polyglycerin of a undecamer or a higher multimer is from 10 to 30% based on the entire polyglycerin, and each content of a polyglycerin of a tetramer to a decamer is from 4 to 20% based on the entire polyglycerin.Component B: an oily component.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.