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

1973-08-22

1976-03-02

Marquts, Melvyn I.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

C-metal

252156, 252171, C08B 3102

Patent

active

039417719

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: 3720663 (1973-03-01), Tessler
patent: 3728332 (1973-04-01), Tessler et al.
patent: 3732207 (1973-05-01), Kovats
patent: 3756966 (1973-09-01), Lamberti
patent: 3849341 (1974-11-01), Lamberti

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