Solid-layered bleach compositions

C - Chemistry – Metallurgy – 11 – D

Patent

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Details

C11D 17/00 (2006.01) C11D 1/00 (2006.01) C11D 3/10 (2006.01) C11D 3/20 (2006.01) C11D 3/37 (2006.01) C11D 3/395 (2006.01)

Patent

CA 2746173

The present invention provides a solid-layered bleach composition having at least two parts The first part comprises a) calcium hhypochlorite, magnesium hypochlorite and mixtures thereof, b) a builder, c) a water-soluble polymer, d) an acid, and e) wherein the first part does not contain sodium hypochlorite, lithium hypochlorite, potassium hypochlorite and mixtures thereof The second part comprises a) a surfactant, b) a builder, c) an acid, and d) wherein the second part does not contain any oxidant.

La présente invention porte sur une composition solide en couches comportant au moins deux parties. La première partie comprend a) de l'hypochlorite de calcium, de l'hypochlorite de magnésium et des mélanges de ceux-ci, b) un adjuvant, c) un polymère hydrosoluble, d) un acide et e) la première partie ne contenant pas d'hypochlorite de sodium, d'hypochlorite de lithium, d'hypochlorite de potassium et de mélanges de ceux-ci. La seconde partie comprend a) un tensioactif, b) un adjuvant, c) un acide et d) la seconde partie ne contenant aucun oxydant.

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