Process for sulphonating unsaturated fatty acid glycerin esters

Details Process for sulphonating unsaturated fatty acid glycerin esters Process for sulphonating unsaturated fatty acid glycerin esters

C - Chemistry, Metallurgy

07

C

C07C 309/62 (2006.01) C07C 303/32 (2006.01) C11D 1/28 (2006.01) C07C 309/17 (2006.01)

Patent

CA 2072094

2072094 9106532 PCTABS00005 Light-coloured sulphonated products with low viscosity, a high organically bound sulphur content and a high sulphonate content are obtained by reacting unsaturated fatty acid mono-, di- and triglycerides with gaseous sulphur trioxide, neutralization with bases, subsequent heating during phase separation, and removal of any unsulphonated starting product. These products are characterized by good surface-active properties.

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