Method of hair treatment using organic amino compounds
AssigneeUnilever Home & Personal Care USA, Division of Conopco, Inc.
InventorsPaul Alfred Cornwell, Nathalie Noel, Richard Skinner
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Abstract
A method for reducing color loss from hair treated with an oxidative composition, such as an oxidative hair dye, the method comprising the step of contacting the hair, either prior to or after treatment of the hair with the oxidative composition, with a color protective composition comprising an organic amino compound selected from: (i) basic amino acids; (ii) urea; (iii) guanidine; (iv) salts and/or derivatives of any of (i) to (iii); (v) mixtures of any of (i) to (iv).
Claims5
A method for reducing colour loss from hair treated with an oxidative hair dye, the method comprising the step of contacting the hair, either prior to or after treatment of the hair with the oxidative hair dye, with a colour protective composition comprising an organic amino acid selected from the group consisting of:
- (i) basic amino acids;
- (ii) urea;
- (iii) guanidine;
- (iv) a member selected from the group consisting of a salt of a basic amino acid, a derivative of a basic amino acid, a salt of urea, a derivative of urea, a salt of guanidine, a derivative of guanidine, and mixtures thereof;
- and
- (v) mixtures of any of (i) to (iv).
Dependencies are inferred from the claim text.