Process and composition for protecting the hair from the degradation effects of a permanent wave
US4777040A · kind A · utility
68Cited by
11References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 28, 1986 |
| Grant date | Oct 11, 1988 |
| Priority date | — |
| Expiry date | Mar 28, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S424/03
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
This invention has for its object the use of certain quaternized polymers in compositions to protect the hair from the degradation effects of a permanent wave operation. The invention provides for application of said composition to the hair prior to or subsequent to permanently waving of the hair.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.