Back to results
US 11,890,365 B2Granted
Composition and process for treating hair
AssigneeL'oreal
InventorsCamila Maciel Biato, Erika Alegrio Jarque Petali, Bruno Maiko Sato, Sintia Aguiar, Serge Restle, Liliane De Almeida Silvestre
Life of this patent
Estimating the term…
Abstract
Disclosed herein is hair cosmetic composition comprising a thiol-based compound selected from thiolactic acid and its derivatives or salts, and wherein the composition has a pH of less than 7. Also disclosed is a process for shaping or altering the shape of hair or caring of the hair.
Claims20
A hair cosmetic composition comprising:
- (a) from 2% to 10% of thiolactic acid, a salt thereof, or a mixture thereof;
- (b) at least one neutralizing agent selected from aminomethyl propanol, sodium hydroxide, potassium hydroxide, lithium hydroxide, am inomethyl propanediol, triisopropanol amine, dimethylstearylamine, dimethyl/tallowamine, lysine, ornithine, arginine, monoethanolamine, triethanolamine, calcium hydroxide, calcium bicarbonate, and mixtures thereof;
- and
- (c) water;
- wherein the pH of the composition ranges from 2 to 5.5, and all percentages are based on a total weight of the composition.
2 more elements
A hair cosmetic composition comprising:
- (a) from 2% to 10% of thiolactic acid, a salt thereof, or a mixture thereof;
- (b) aminomethyl propanol, sodium hydroxide, monoethanolamine, or mixtures thereof;
- (c) water;
- and
- (d) at least one nonionic surfactant;
- wherein the pH of the composition ranges from 2 to 5, and all percentages are based on a total weight of the composition.
3 more elements
Dependencies are inferred from the claim text.