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US 7,829,517 B2Granted
Detergent composition comprising non-ionic detersive surfactant mixture and reactive dye mixture
AssigneeThe Procter & Gamble Company
InventorAlan Thomas Brooker
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Abstract
The present invention relates to a solid laundry detergent composition comprising non-ionic detersive surfactant and reactive dye.
Claims20
A solid laundry detergent composition comprising:
- A) a non-ionic detersive surfactant system comprising:
- a) an alkyl polyglucoside;
- and
- b) a C10-C18 alkyl alkoxylated alcohol having an average degree of alkoxylation of from 1 to 10;
- and
- B) a mixture of reactive azo dyes, the mixture comprising:
- i) 3 wt. % to 90 wt. %, based on the total weight of the mixture, of a first reactive azo dye having the formula (II):
- and
- ii) at least 3 wt. %, based on the total weight of the mixture, of at least one second reactive azo dye selected from black or blue reactive azo dyes according to the general formula (I):
- wherein A′ and B′ are independently selected from aromatic groups substituted or unsubstituted by halogen, C1-C4 alkyl groups, C1-C4 alkoxyl groups, sulfonyl groups, or amino groups, wherein the solid laundry detergent composition is essentially free of anionic detersive surfactant and sodium sulfate.
7 more elements
Dependencies are inferred from the claim text.