Cosmetic compositions for the hair and skin based on copolymers having tertiary amine and/or quaternary ammonium functions
US4348380A · kind A · utility
24Cited by
6References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 14, 1979 |
| Grant date | Sep 7, 1982 |
| Priority date | — |
| Expiry date | Aug 14, 1999 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q5/10
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A cosmetic composition for the care of the hair and the skin comprises a cosmetic vehicle and at least one copolymer having one or both of tertiary amine and quaternary ammonium functions. The copolymer, which can have a molecular weight between 2,000 and 500,000 is present in the composition in an amount between 0.01 and 15 percent by weight thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.