Screening cosmetic composition comprising one nanopigment of metallic oxide and one fat-soluble screening polymer
US5863522A · kind A · utility
25Cited by
9References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 17, 1997 |
| Grant date | Jan 26, 1999 |
| Priority date | — |
| Expiry date | Jul 17, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q5/06
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention is directed to a composition for screening out ultraviolet radiation, comprising, in association, at least one nanopigment of metallic oxide and at least one UV-screening fat-soluble polymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.