Patent ID: 7968508
Filing Date: 2011-06-28
Classification: C11D

Abstract:
1. A washing or cleaning agent, comprising a protease and a stabilizing compound of the structural formula in which (a) X stands for a carbonyl group (C═O) or an acid amide group (NHCO), (b) R1, R2, R3, R4 and R5 (in ring 1) stand for hydrogen (H), a carboxyl group (COOH), a methyl group (CH (c) R6, R7, R8, R9 and R10 (in ring 2) stand for hydrogen (H), a carboxyl group (COOH), a methyl group (CH (d) optionally two of the radicals R1 to R10 (A) and (B) are in ortho position to one another, (A) being an obligatory carboxyl group (COOH) mentioned in (b) and/or (c) or optionally an additional carboxyl group, and (B) being a hydroxymethyl group, which are present as such groups or optionally as the group CH