Cosmetic composition and hair wash
US8496919B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | Aug 12, 2011 |
| Grant date | Jul 30, 2013 |
| Priority date | — |
| Expiry date | Aug 12, 2031 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/5426
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
To provide a cosmetic composition and a hair wash which are excellent in metal pyrithione salt persistence after washing with a washing liquid containing a surfactant, etc.A cosmetic composition and a hair wash, which comprise a copolymer and a metal pyrithione salt, wherein the copolymer contains constituting units corresponding to a cationic vinyl monomer of a specific structure and constituting units corresponding to a nonionic vinyl monomer of a specific structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.