Hair lacquer and hair lotion compositions containing a copolymer having units of a vinyl allyl or methally ester of an .alpha.- or .beta.-cyclic carboxylic acid
US4282203A · kind A · utility
82Cited by
2References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 16, 1979 |
| Grant date | Aug 4, 1981 |
| Priority date | — |
| Expiry date | Oct 16, 1999 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S424/02
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A cosmetic composition comprises a cosmetically acceptable vehicle and at least one copolymer having units of a vinyl, allyl or methally ester of an .alpha.- or .beta.-cyclic carboxylic acid. A process for producing the said copolymer comprises reacting the monomeric constituents of the copolymer at a temperature between 45.degree.-100.degree. C. for a period ranging from 6 to 24 hours.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.