Method for the synthesis of amphoteric surfactants

Details Method for the synthesis of amphoteric surfactants Method for the synthesis of amphoteric surfactants

Filed on

1994-03-15

Date issued

1996-02-13

Examiner

Dees, Jose G.

Patent Class

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

SubClass

Organic compounds

SubSubClass

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

Other Related Categories

554 52, 554 59, C07C23112

Type

Patent

Status

active

Patent number

054912458

Description

ABSTRACT:
A method for the synthesis of amphoteric surfactants by the reaction of amines with chloroacetic acid or its salts in aqueous solution at an elevated temperature, consists of reacting compounds of the general formula ##STR1## with chloroacetic acid at temperatures ranging from 115.degree. to 180.degree. C., until the chloroacetic acid content is less than 10 ppm.

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