Dextrin carboxylates and their use as detergent builders

Details Dextrin carboxylates and their use as detergent builders Dextrin carboxylates and their use as detergent builders

1975-10-06

1977-06-14

Pitlick, Harris A.

Compositions

Dust suppressants for bulk materials, or processes of...

252DIG2, C11D 322

Patent

active

040295907

ABSTRACT:
A dextrin carboxylate comprising a dextrinized starch of about 20 to about 100 anhydroglucose units wherein from about 2.2 to about 2.8, preferably about 2.6 average OH groups per anhydroglucose unit are esterified through one of the carboxyls of a non-aromatic polycarboxylic acid of 2-4 carboxyls containing 2 to 10 carbon atoms. The products are effective biodegradable detergent builders.

REFERENCES:
patent: 3723322 (1973-03-01), Diehl
patent: 3732207 (1973-05-01), Kovats
patent: 3849341 (1974-11-01), Lamberti
patent: 3892674 (1975-07-01), Kandler
patent: 3919107 (1975-11-01), Thompson

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