Patent ID: 7060107
Filing Date: 2006-06-13
Classification: A61K,A61Q

Abstract:
1. A composition for oxidation dyeing keratin fibres comprising, in an appropriate dyeing medium, (1) at least one oxidation dye, (2) at least one cyclohomopolymer of dialkyldiallylammonium comprising, as a constituent of the chain, at least one unit of structure (I): wherein: k and t, which may be identical or different, are each chosen from 0 and 1, with the proviso that the sum of k+t is equal to 1; R R R Y (3) at least one quaternary polyammonium polymer chosen from: (i) polymers comprising repeating units of formula (II): wherein: R n and p, which may be identical or different, are each chosen from integers ranging from 2 to 20; and X− is an anion chosen from anions derived from inorganic acids and anions derived from organic acids; and (ii) polyquaternary ammonium polymers comprising repeating units of formula (V): wherein: p is an integer ranging from 1 to 6, D is chosen from direct bonds and —(CH X