Detergent compositions of trisulfosuccinic acid

Details Detergent compositions of trisulfosuccinic acid Detergent compositions of trisulfosuccinic acid

1976-07-30

1977-11-01

Willis, Jr., P.E.

Compositions

Fluent dielectric

N-containing

252156, 252535, 252538, 252539, 252554, 252558, 252DIG11, C11D 122, C11D 334

Patent

active

040564916

ABSTRACT:
Disclosed is trisulfosuccinic acid and salts thereof described by the formula: ##STR1## where one of R.sub.1, R.sub.2, R.sub.3 or R.sub.4 is hydrogen and the remainder are SO.sub.3 M; and where M may be the same or different cation selected from hydrogen or an alkali metal. These compounds may be prepared by aqueous liquid phase reaction of a dihalomaleic anhydride, alkali metal hydroxide and an alkali metal sulfite and are useful as detergent builders.

REFERENCES:
patent: 3533944 (1970-10-01), Yuan
patent: 3758420 (1973-09-01), Connor et al.
patent: 3798183 (1974-03-01), Bruson et al.
patent: 3912663 (1975-10-01), Lamberti
patent: 3965159 (1976-06-01), House
patent: 3965169 (1976-06-01), Stahlheber

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