Quaternary ammonium acrylic monomers and alcohol soluble polymers made therefrom
US4918228A · kind A · utility
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7Claims
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Key dates
| Filing date | Feb 23, 1989 |
| Grant date | Apr 17, 1990 |
| Priority date | — |
| Expiry date | Feb 23, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08F20/60
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Quaternary ammonium containing monomers, represented by the formula: ##STR1## wherein R.sub.1 is H or methyl, R.sub.2 is an alkyl group containing 6 to 22 carbon atoms, D is an alkylene group containing 1 to 4 carbon atoms, or a hydroxyalkylene group containing 2 to 4 carbon atoms and X is an anion, are polymerized to form polymers useful in hair care preparations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.