Cosmetic composition for treating keratin fibres, and process for treating the latter
US5139037A · kind A · utility
81Cited by
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23Claims
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Key dates
| Filing date | Sep 2, 1986 |
| Grant date | Aug 18, 1992 |
| Priority date | — |
| Expiry date | Sep 2, 2006 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/5428
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Cosmetic compositions for treating the hair, nails and skin are described which contain, in a solvent medium, at least one amphoteric polymer of betainised dialkylaminoalkyl (meth)acrylate or dialkylaminoalkyl(meth)acrylamide, containing at least units of the formula: ##STR1## in which R.sub.1 denotes a hydrogen atom or a methyl group, R.sub.2 denotes an alkylene group having 1 to 4 carbon atoms, Y denotes O or NH and R.sub.3 and R.sub.4 independently of one another denote hydrogen or alkyl having 1 to 4 carbon atoms, and at least one cationic derivative.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.