Concentrated surfactant compositions and methods of preparation thereof
US8623802B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Mar 25, 2011 |
| Grant date | Jan 7, 2014 |
| Priority date | — |
| Expiry date | Mar 25, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC11D1/92
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
An aqueous composition comprising: (a) an acyl isethionate of formula (I): wherein R1 is an alkyl or alkenyl group having from (7) to (21) carbon atoms and M+ is a cation; and (b) a further surfactant selected from nonionic surfactants, cationic surfactants and anionic surfactants other than those of formula (I); wherein component (a) and component (b) together comprise more than (12) wt % of the composition.R1CO2CH2CH2SO3−M+ (I)
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.