Compositions for altering the color of hair
First Claim
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1. A method for altering the color of the hair, comprising applying to the hair:
- (a) a hair treatment composition comprising;
monoethanolamine;
at least one compound chosen from malonic acid and salts thereof; and
at least one solvent chosen from water, cosmetically acceptable organic solvents, and combinations thereof,wherein the monoethanolamine is present in an amount ranging from about 3% to about 8% by weight, based on the weight of the hair treatment composition;
wherein the at least one compound chosen from malonic acid and salts thereof is present in an amount ranging from about 6% to about 18% by weight, based on the weight of the hair treatment composition; and
wherein the pH of the hair treatment composition ranges from about 2 to about 6; and
(b) a color-altering composition comprising at least one oxidizing agent, at least one colorant compound, or combinations thereof;
wherein the hair treatment composition and the color-altering composition are free of oxidative dye precursors.
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Abstract
The disclosure relates to systems and compositions comprising the systems for use in chemical treatment of keratinous substrates, such as the hair. The systems and compositions comprising the systems comprise at least one active agent and at least one acid. Methods of treating keratinous substrates with the systems and compositions comprising the systems are also disclosed.
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7 Claims
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1. A method for altering the color of the hair, comprising applying to the hair:
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(a) a hair treatment composition comprising; monoethanolamine; at least one compound chosen from malonic acid and salts thereof; and at least one solvent chosen from water, cosmetically acceptable organic solvents, and combinations thereof, wherein the monoethanolamine is present in an amount ranging from about 3% to about 8% by weight, based on the weight of the hair treatment composition; wherein the at least one compound chosen from malonic acid and salts thereof is present in an amount ranging from about 6% to about 18% by weight, based on the weight of the hair treatment composition; and wherein the pH of the hair treatment composition ranges from about 2 to about 6; and (b) a color-altering composition comprising at least one oxidizing agent, at least one colorant compound, or combinations thereof; wherein the hair treatment composition and the color-altering composition are free of oxidative dye precursors. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification