Mixtures of alkylsulfosuccinates and their use

European Patent Office Patent

APP PUB NO EP-2179986-A1
SERIAL NO

08018623

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Abstract

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Mixture of alkylsulfosuccinate monoester compound (I), comprises 30-70 wt.% of 16C-alkylsulfosuccinate monoester and 30-70 wt.% of 18C-alkylsulfosuccinate monoester. Mixture of alkylsulfosuccinate monoester compound of formula (R-O-C(=O)-CH(S(((=O) 2)-OY1))-CH 2-C(=O)-OX) (I), comprises 30-70 wt.% of 16C-alkylsulfosuccinate monoester and 30-70 wt.% of 18C-alkylsulfosuccinate monoester. R : 6-22C alkyl; and X, Y1 : H or a cation forming water soluble salts, preferably alkali metal, alkaline earth metal, ammonium or organic ammonium. An independent claim is included for a cosmetic and/or pharmaceutical preparation comprising 0.1-50, preferably 0.5-10 wt.% of (I), in a carrier.

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Patent OwnerAddress
COGNIS IP MAN GMBHDEDUSSELDORF

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Inventor(s)

Inventor Name Address
BEHLER ANSGAR BOTTROP
ESKUCHEN RAINER 40764 LANGENFELD
GONDEK HELGA 40589 DÜSSELDORF
FOLGE ALMUD 42657 SOLINGEN
WEICHOLD CATHERINE 40589 DÜSSELDORF-HOLTHAUSEN

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