HAIR TREATMENT COMPOSITIONS

摘要

Disclosed are hair treatment compositions comprising: a) from 0.01 to 5 weight percent of cationic conditioning polymer; and b) from 0.5 to 5 weight percent of dicarboxylic acid of the formula: HOOC-A-COOH wherein A is an alkylene group of the formula: -(CH₂)_n- where n is an integer from 2 to 8, the alkylene group A being optionally substituted with a group of the formula -SO₃H, and, wherein from 0 to 100% of the dicarboxylic acid is a water-soluble salt thereof. Methods and system for treating hair using such compositions are also disclosed.