Patent ID: 9415000
Filing Date: 2016-08-16
CPC Classification: A45D,A61K,A61Q

Claim Text:
1. A hair straightening method comprising: (a) applying a hair care composition to hair, wherein the hair care composition comprises a reducing sugar from about 6% to about 20% by weight of the hair care composition, wherein the reducing sugar is selected from the group consisting of arabinose, ribose, and mixtures thereof; a buffering agent selected from the group consisting of glycine/sodium hydroxide, sodium carbonate/sodium hydrogen carbonate, sodium tetraborate/sodium hydroxide, sodium bicarbonate/sodium hydroxide, ammonium chloride/ammonia, and mixtures thereof and a cosmetically acceptable carrier; (b) drying the hair; (c) mechanically straightening the hair with a hair straightening appliance at a temperature of from about 100° C. to about 280° C.; wherein the hair care composition is free of formaldehyde, methylene glycol, a ceramide compound, an alpha-hydroxy acid, thioglycolate, a thiolactate compound, a bisulfate compound, clay, a reducing agent, 1,3,5-trioxane, paraformaldehyde, a quaternary ammonium compound and a surfactant; wherein the composition has a pH of from about pH 6 to about pH 10; wherein the method does not comprise a rinsing step between step (a) and step (c); and wherein the method does not use any coating material selected from a film coating material and sheet coating material.