No-bleach process for making sulfonated fatty acid alkyl ester s

Details No-bleach process for making sulfonated fatty acid alkyl ester s No-bleach process for making sulfonated fatty acid alkyl ester s

1994-09-08

1997-11-18

Carr, Deborah D.

Organic compounds -- part of the class 532-570 series

Organic compounds

Fatty compounds having an acid moiety which contains the...

554 97, C11D 128

Patent

active

056889828

ABSTRACT:
An improved, no -bleach process for the production of sulfonated fatty acid alkyl ester surfactants containing sulfonated fatty acid alkyl esters and less than 10% of sulfonated fatty acid disalt, fatty acid salt (soap), and fatty acid alkyl ester impurities, said process comprising sulfonating fatty acid alkyl esters, reacting with a C.sub.1 to C.sub.8 alcohol, and continuously neutralizing with an alkoxide in a substantially anhydrous medium of a C.sub.1 to C.sub.8 alcohol, wherein the process does not consist of a

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