Patent ID: 8758450

Claim:
A method for the lightening and/or lightening dyeing of keratin materials, comprising treating said keratin fibers with: a) at least one direct emulsion (A) comprising at least one fatty substance free of carboxylic acid groups, at least one surfactant, water in an amount greater than about 5% by weight of the total weight of the emulsion, and at least one oxidizing agent; and b) at least one direct emulsion (B) comprising at least one fatty substance free of carboxylic acid groups, at least one surfactant, water in an amount greater than about 5% by weight of the total weight of the emulsion, and at least one alkaline agent; wherein the concentration of the fatty substances free of carboxylic acid groups is equal to about 25% by weight or more of the total weight of the composition obtained after mixing direct emulsions (A) and (B).