Cosmetic resin composition and cosmetic using the same
US6692729B1 · kind B1 · utility
10Cited by
3References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 29, 2002 |
| Grant date | Feb 17, 2004 |
| Priority date | — |
| Expiry date | May 29, 2022 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q9/02
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A cosmetic resin composition consisting essentially of an amphoteric urethane resin having a carboxyl group and a tertiary amino group in one molecule there of, the amphoteric urethane resin having a structural unit derived from an ethylene oxide in its structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.