Aqueous compositions comprising protease and/or amylase

Details Aqueous compositions comprising protease and/or amylase Aqueous compositions comprising protease and/or amylase

C - Chemistry, Metallurgy

11

D

C11D 3/386 (2006.01) C11D 3/02 (2006.01)

Patent

CA 2422727

An enzyme-containing laundry booster composition in which the enzyme is stabilized by a system comprising a boron compound, an alkali metal salt of an aliphatic hydroxydi- or hydroxylic-carboxylic acid and an alkali metal chloride. A preferred additional stabilizing ingredient is a C8-C18 alcohol alkoxylated with about 3 to 6 moles of ethylene oxide.

L'invention concerne une composition de blanchissage renforçatrice contenant une enzyme, laquelle enzyme est stabilisée par un système comprenant un composé à base de bore, un sel de métal alcalin d'un acide hydroxydi- ou hydroxytri-carboxylique aliphatique et un chlorure de métal alcalin. Un ingrédient stabilisant additionnel est un alcool C¿8?-C¿18? alcoxylé avec environ 3 à 6 moles d'oxyde d'éthylène.

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