Organic compounds -- part of the class 532-570 series – Organic compounds – Sulfonic acids or salts thereof
Patent
1995-06-06
1997-09-30
Conrad, Joseph
Organic compounds -- part of the class 532-570 series
Organic compounds
Sulfonic acids or salts thereof
C07C30500
Patent
active
056727402
ABSTRACT:
A process for preparing alkoxylated alkyl glyceryl ether sulfonates which comprises reacting in the presence of water and the absence of ethanol a mixture of alkoxylated glycidyl ethers having as the major quantity of alkoxylated material ##STR1## with a salt of a sulfite bisulfite salt mixture at a temperature below about 110.degree. C. wherein R is an alkyl or alkenyl of 10 to 20 carbon atoms, inclusive, R' is hydrogen or methyl and n has an average value of 1 to 10 and obtaining a sulfonated alkoxylated product having as a major quantity of the alkoxylated material a salt of
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Whyte, David; "Alkyl Glyceryl Ether Sulfonates" Surfactant Science Series, vol. 7, Anionic Surfactants, Parts 2, (7) 1976; pp.483-494.
Zhang, et al., "Synthesis and Surface Active Properties of Oxyethylenated Fatty Alcohol 2-Hydroxypropyl Sulfonates", Chinese Chemical Letters, vol. 3, No.5, pp.349-350, 1992.
Chopra Suman Kumar
Subramanyam Ravi
Barancik Martin
Colgate-Palmolive Company
Conrad Joseph
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