Granular or powdery detergent composition

Details Granular or powdery detergent composition Granular or powdery detergent composition

1976-09-21

1977-06-07

Willis, Jr., P.E.

Compositions

Fluent dielectric

N-containing

252 89R, 252135, 252532, 252533, 252534, 252535, 252536, 252537, 252539, 252540, 252550, 252552, 252553, 252554, 252555, 252556, 252558, 252559, C11D 106, C11D 137

Patent

active

040282830

ABSTRACT:
A granular or powdery detergent composition comprising (I) as an active detergent component a surface active agent having a tendency to cake, and (II) as an anti-caking agent, from 0.2 to 20% by weight, based on the total weight of the detergent composition, of a carboxylic acid or an alkali metal salt thereof obtained by reacting (A) a polyalkylene glycol and (B) an acid anhydride, at an (A)/(B) mole ratio of from 1/2 to 1/1, said polyalkylene glycol being selected from (i) polyethylene glycols having an average molecular weight of 2000 to 10000 and (ii) nonionic surface active agents having the formula: ##STR1## wherein a, b and c are numbers satisfying the relations:

REFERENCES:
patent: 2557155 (1951-06-01), Strashun
patent: 2835696 (1958-05-01), Steinhauser
patent: 2863907 (1958-12-01), Schmerling
patent: 3009882 (1961-11-01), Clarke et al.
patent: 3082154 (1963-03-01), Allan
patent: 3141897 (1964-07-01), Crecelius et al.
patent: 3567784 (1971-03-01), Tsatas et al.
patent: 3960780 (1976-06-01), Murata et al.
patent: 3962152 (1976-06-01), Nicol et al.

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