C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
134/3.3, 134/5.4
C11D 3/12 (2006.01) C11D 3/20 (2006.01) C11D 3/37 (2006.01)
Patent
CA 1246419
DETERGENT COMPOSITION ABSTRACT A granular detergent having a phosphorus content of less than 5% comprising: (a) about 5% to about 50% by weight of a water-insoluble aluminosilicate ion-exchange material and (b) about 0.1% to about 20% of a polycarboxylate polymer comprising: (i) about 5% to 70% of a C3-C10 monoolefinic monocarboxylic acid, (ii) about 5% to 70% of C4-C6 monoolefinic dicarboxylic acid, and (iii) about 1% to 80% of a nonionic spacer selected from esters of C2-6 monoolefinic alcohols. The compositions display excellent bleach stability, fabric care and detergency performance at low or zero phosphate levels.
502472
Bragg Charles D.
Kermode Nigel J.
Kirby Eades Gale Baker
The Procter & Gamble Company
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