Patent ID: 9578944
Date: 2017-02-28
CPC Classifications: A45D,A61K,A61Q

Claim:
1. A method of altering the appearance of hair, said method comprising: (a) applying onto the hair, a pre-alkalizing composition having a pH of from about 8 to about 14 and leaving the pre-alkalizing composition on the hair for a time period of at least 10 minutes to form pre-alkalized hair; (b) optionally, rinsing the hair; (c) shampooing the hair and rinsing the shampooed, hair; (d) applying a color-altering composition onto the pre-alkalized hair, wherein the color-altering composition comprises, in a cosmetically acceptable carrier: (e) leaving the color-altering composition on the hair for a time period sufficient to achieve a desired level of color lift; and (f) optionally, rinsing the hair.