Fabric care compositions

C - Chemistry – Metallurgy – 11 – D

Patent

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Details

C11D 3/34 (2006.01) C11D 3/00 (2006.01) C11D 3/02 (2006.01) C11D 1/62 (2006.01)

Patent

CA 2383708

The present invention relates to fabric care compositions having enhanced fabric color protection, said compositions comprising a bleach scavenging system comprising: i) one or more organic sulfur compounds having the formula: R-S-R or R-S-S-R wherein each R is independently hydrogen, C2-C20 linear or branched, substituted or unsubstituted alkyl; provided at least one R unit is not hydrogen; ii) one or more inorganic sulfur compounds selected from the group consisting of the sodium, potassium, lithium, calcium, and magnesium salts of metabisulfite, thiosulfate, sulfite, bisulfite, and mixtures thereof; and iii) and mixtures thereof.

La présente invention concerne des compositions d'entretien des tissus offrant une protection améliorée des couleurs. Les compositions de l'invention comprennent un système d'inhibition du blanchiment renfermant : i) au moins un composé de soufre organique de la formule : R-S-R ou R-S-S-R dans laquelle chaque R est indépendamment un hydrogène, un alkyle linéaire ou ramifié, substitué ou non substitué en C¿2?-C¿20?; à condition qu'au moins un motif R ne soit pas un hydrogène; ii) au moins un composé de soufre organique choisi dans le groupe composé des sels de métabisulfite, thiosulfate, sulfite, bisulfite de sodium, potassium, lithium, calcium, et magnésium, et des mélanges de ces derniers; et iii) des mélanges des composés précités.

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