Alkoxylated alkyl glyceryl ether sulfonates and method of preparing
申请公布号:US5672740(A)
申请号:US19950465778
申请日期:1995.06.06
申请公布日期:1997.09.30
发明人:SUBRAMANYAM, RAVI;CHOPRA, SUMAN KUMAR
分类号:C07C303/02;C07C303/44;C07C309/10;(IPC1-7):C07C305/00
主分类号:C07C303/02
摘要: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 <IMAGE> with a salt of a sulfite bisulfite salt mixture at a temperature below about 110 DEG 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 R(OCH2CHR1)nOCH2CHOHCH2SO3-
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