Detergent composition comprising a co-polyester of...

C - Chemistry – Metallurgy – 11 – D

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C11D 3/37 (2006.01) C11D 1/37 (2006.01) C11D 1/83 (2006.01) C11D 3/22 (2006.01) C11D 3/39 (2006.01)

Patent

CA 2714626

The present invention relates to a solid particulate laundry detergent composition comprising: (a) 0.1 wt% to 20wt % detersive surfactant, wherein the surfactant comprises: (i) alkyl benzene sulphonate; and (ii) one or more detersive co- surfactants; (b) a co-polyester of dicarboxylic acids and diols; (c) polymeric carboxylate; (d) bleach; and (e) cellulosic polymer; wherein the composition comprises a spray-dried particle comprising at least some of the alkyl benzene sulphonate and at least some of the polymeric carboxylate, wherein the weight ratio of alkyl benzene sulphonate to co-polyester of dicarboxylic acids and diols present in the composition is in the range of from 20: 1 to 100: 1, and wherein the weight ratio of detersive co-surfactant to repel-o-tex present in the composition is in the range of from 5: 1 to 60: 1.

La présente invention concerne une composition de détergent pour le linge sous forme de particules solides qui contient: (a) de 0,1 à 20 % en poids d'un tensioactif détersif, ledit tensioactif comprenant: (i) de l'alkylbenzènesulfonate; et (ii) un ou plusieurs cotensioactifs détersifs; (b) un copolyester d'acides dicarboxyliques et de diols; (c) un carboxylate polymère; (d) un agent de blanchiment; et (e) un polymère cellulosique; ladite composition comprenant une particule séchée par atomisation comprenant au moins une certaine quantité d'alkylbenzènesulfonate et au moins une certaine quantité du carboxylate polymère, ledit rapport de poids entre l'alkylbenzènesulfonate et le copolyester d'acides dicarboxyliques et de diols présent dans la composition se situant dans la plage comprise entre 20: 1 et 100: 1, ledit rapport de poids entre le cotensioactif détersif et le copolyester d'acides dicarboxyliques et de diols présent dans la composition se situant dans la plage comprise entre 5: 1 et 60: 1.

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