[EN] TRANSPARENT SHAMPOO BAR AND METHOD FOR PREPARING THE SAME<br/>[FR] SHAMPOING SOLIDE TRANSPARENT ET SA MÉTHODE DE PRÉPARATION
申请人:HENKEL AG & CO KGAA
公开号:WO2021212404A1
公开(公告)日:2021-10-28
It relates to a method for producing a transparent shampoo bar, comprising: i) preparing a solution i) comprising at least one N-acyl amino acid and water, the solution i) having a temperature of 70 ℃ to 100 ℃, preferably 75 ℃ to 90 ℃, more preferably 80 ℃ to 88 ℃, ii) preparing a solution ii) comprising at least one alkali and water, the solution ii) having a temperature of 70 ℃ to 100 ℃, preferably 75 ℃ to 90 ℃, more preferably 80 ℃ to 88 ℃, iii) adding the solution ii) to the solution i) with stirring at a temperature of 70 ℃ to 100 ℃, preferably 75 ℃ to 90 ℃, more preferably 80 ℃ to 88 ℃, so as to obtain a homogeneous transparent solution iii); and iv) cooling the solution iii) to room temperature, wherein a) at least one alcohol is comprised in the solution i) and/or the solution ii) and/or the solution iii), b) the water is comprised in a total amount of no more than 40 wt%, preferably no more than 30 wt%, based on the total weight of the transparent shampoo bar, and c) optionally, a second surfactant and/or a hair conditioning compound is/are comprised in the solution i) and/or the solution ii) and/or the solution iii). It also relates to the transparent shampoo bar produced by the method thereof.