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Priority to MYPI87000863ApriorityCriticalpatent/MY101744A/en
Publication of MY101744ApublicationCriticalpatent/MY101744A/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
IN LIGHT COLORED SURFACTANTS PRODUCED BY SULFONATION OF FATTY ACID ALKYT ESTERS WITH MORE THAN I AND LESS THAN 2 MOLES OF SO1 PER MOLE OF FATTY ACID ALKYL ESTER AND SUBSEQUENT WORKING UP OF THE CRUDE SULLONATE IN AQUEOUS MEDIUM TO FORM SALTS, THE CONTENT OF AIPHA SULFOFATTY ACID DISALTS MAY BE REGULATED AND REDUCED BY TRANSESTERIFYING THE SULFONATION PRODUCT BEFORE ITS TREATMENT WITH AN AQUEOUS MEDIUM WITH AT LEAST ABOUT 0.5 MOLE EQUIVALENT OF AN ALCOHOL, BASED ON THE 503 WHICH IS NOT USED FOR ALPHA-SULFONATION.
MYPI87000863A1987-06-221987-06-22A process for regulating the disalt content in alpha-sulfofatty acid ester surfactants
MY101744A
(en)