Automatic dishwashing compositions comprising cobalt (iii)...

Details Automatic dishwashing compositions comprising cobalt (iii)... Automatic dishwashing compositions comprising cobalt (iii)...

C - Chemistry, Metallurgy

11

D

C11D 3/39 (2006.01) C11D 1/722 (2006.01) C11D 3/16 (2006.01)

Patent

CA 2211717

Automatic dishwashing detergent compositions comprising certain cobalt catalysts are provided. More specifically, the invention relates to automatic dishwashing detergents which provide enhanced cleaning/bleaching benefits (especially tea stain removal) through the selection of cobalt (III) catalysts having the formula: Co[(NH3)nMmBbTtQqPp]Yy. Preferred automatic dishwashing compositions comprise amylase and/or protease enzymes. Included are methods for washing tableware in domestic automatic dishwashing appliances using the cobalt catalysts.

L'invention se rapporte à des compositions détergentes pour le lavage automatique de la vaisselle comprenant certains catalyseurs cobalteux. Plus spécifiquement, l'invention se rapporte à des détergents pour le lavage automatique de la vaisselle qui assurent un meilleur nettoyage/blanchiment (notamment l'élimination des taches de thé) par la sélection des catalyseurs cobalteux ayant la formule: Co[(NH¿3?)¿n?M¿m?B¿b?T¿t?Q¿q?P¿p?]Y¿y?. Des compositions préférées pour le lavage automatique de la vaisselle comprennent des enzymes amylases et/ou protéases. L'invention se rapporte également à des procédés s'appliquant au lavage de la vaisselle dans des appareils domestiques automatiques utilisant les catalyseurs cobalteux.

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