Patent ID: 6180327
Filing Date: 2001-01-30
Classification: G03C

Abstract:
A conditioning solution having a pH of from about 4.5 to about 8, and comprising a bleach accelerating agent, a formaldehyde precursor, and an antimicrobial composition consisting essentially of a polyaminocarboxylic acid or salt thereof as the sole antimicrobial agent, said antimicrobial agent being present in said conditioning solution in an amount of from about 0.25 to about 3 g/l,said polyaminocarboxylic acid or salt thereof being represented by formula II: ##STR4##whereinR.sup.3, R.sup.4, R.sup.5 and R.sup.6 are independently an alkylene group of 1 to 8 carbon atoms,W is a covalent bond or methylene, ethylene or a cycloalkylene having 5 to 7 carbon atoms in the ring, provided that when W is cycloalkylene, the two nitrogen atoms are attached to the ring at adjacent carbon atoms, andM.sub.1, M.sub.2, M.sub.3 and M.sub.4 are independently hydrogen or a monovalent cation.