C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
C11D 3/386 (2006.01) C11D 1/14 (2006.01) C11D 1/83 (2006.01) C11D 3/00 (2006.01) C11D 3/12 (2006.01) C11D 3/37 (2006.01) C11D 3/39 (2006.01) C11D 17/06 (2006.01) C11D 1/22 (2006.01) C11D 1/29 (2006.01) C11D 1/72 (2006.01)
Patent
CA 2176697
A granular detergent composition comprising an alkali metal percarbonate and an amylase enzyme, characterized in that said composition contains an amylase in a weight ratio of percabonate to amylase of 1:2 to 300:1, preferably 1:2 to 60:1, more preferably 20:1 to 40:1. Both laundry detergent compositions including laundry additives and automatic dishwashing compositions are encompassed by the term "detergent composition" herein. Methods of treatment of specific stains are also encompassed.
Composition détergente granulaire comprenant un percarbonate de métal alcalin et une amylase, caractérisée en ce que le rapport en poids entre le percarbonate et l'amylase est compris entre 1:2 et 300:1, de préférence 1:2 et 60:1, idéalement entre 20:1 et 40:1. Le terme "composition détergente" comprend aussi bien les compositions détergentes pour la lessive contenant des additifs à lessive que des compositions pour le lavage de la vaisselle en machine. L'invention concerne également des procédés de nettoyage de taches spécifiques.
Moss Michael Alan John
Thoen Christiaan Arthur Jacques Kamiel
Kirby Eades Gale Baker
The Procter & Gamble Company
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