Surface-treated pigment material
US4863800A · kind A · utility
16Cited by
6References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 6, 1987 |
| Grant date | Sep 5, 1989 |
| Priority date | — |
| Expiry date | Mar 6, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2998
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A pigment material, the surfaces of which are treated with a saturated fatty acid triglyceride having an iodine value of not more than 5. The treated pigment material, which is used in cosmetics, has strong water repellency, feels smooth, and adheres well to the skin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.