Castor based benzoate esters
US5959130A · kind A · utility
5Cited by
59References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 27, 1997 |
| Grant date | Sep 28, 1999 |
| Priority date | — |
| Expiry date | Jun 27, 2017 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C69/78
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Compositions of matter comprising castor-based benzoate esters, including benzoate esters of castor oil, benzoate esters of hydrogenated castor oil, benzoate esters of cetyl ricinoleate, and benzoate esters of octyl hydroxy stearate. The benzoate esters of ricinoleic acid and hydroxy stearic acid are double esters having a fatty acid group at the respective --COOH group and a benzoate group at the --OH group. The benzoate esters are useful as vehicles or carriers, emollients or solubilizers for toiletry, cosmetic, hair and skin care formulations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.