Thickened Transparent Surfactant Systems Having a Flow Limit, Containing 4-Hydroxyacetophenone

Abstract

Cosmetic and dermatologic surfactant preparations, comprising (a) an effective amount of one or more gel-forming acrylate thickeners (b) 4-Hydroxybenzophenone, (c) Water, (d) further additives, if desired, for example, surfactants, electrolytes, preservatives and/or others.

Claims

1. A cosmetic and dermatologic surfactant preparation, comprising (a) an effective amount of one or more gel-forming acrylate thickeners, (b) 4-Hydroxyacetophenone, (c) water, and (d) further additives, if desired, for example, surfactants, electrolytes, preservatives and/or others.

2. A preparation according to claim 1, in which the 4-Hydroxyacetophenone is present in weight concentrations selected in the range from 0.001 to 2, preferably, from 0.01 to 1, particularly preferably from 0.1 to 0.6, each based on the total weight of the preparation.

3. A preparation according to claim 1, containing one or more anionic surfactants, particularly selected from the group consisting of Disodium Acyl Glutamate, Disodium Lauryl Sulfosuccinate, Sodium Laureth Sulfate, Ammonium Lauryl Sulfate, Sodium Lauryl Sulfate, Sodium Coco Sulfate, Sodium Methyl Cocoyl Taurate, Sodium Myreth Sulfate, and Disodium Lauroyl Glutamate, Disodium Cocoyl Glutamate, Disodium Stearoyl Glutamate.

4. A preparation according to claim 3, wherein the total weight of one or more anionic surfactants used according to the invention is selected in the range from 0.1 to 18% by weight, preferably 1 to 15% by weight, particularly preferably 2 to 12% by weight, each based on the total weight of the preparation.

5. A preparation according to claim 1, wherein one or more polymers from the following groups are used as acrylate thickeners: 1) Acrylates C10-30 Alkyl Acrylate Crosspolymer 2) Polyacrylate, and 3) Copolymer containing a) One or more acrylate monomers selected from acrylic acid, methacrylic acid, itaconic acid, fumaric acid, crotonic acid, aconitic acid or maleic acid, b) An a,b-ethylenically unsaturated monomer of the general formula CH.sub.2?CXY with X?H, CH.sub.3, C1-C30-Alkyl, CH.sub.2C(?O)O(CH.sub.2-CH.sub.2O)x-R.sup.3, CH.sub.2C(?O)NH(CH.sub.2-CH.sub.2O)x-R.sup.3, CH.sub.2-CH.sub.2=(CH2-CH.sub.2O)x-R.sup.3 with x=1-100 and R.sup.3?C1-C30 Alkyl or Cl and Y?COOR, C.sub.6H.sub.4R, CN, CONH.sub.2, Cl, NC.sub.4H.sub.6O, NH(CH.sub.2).sub.3COOH, NHCOCH3, CONHC(CH.sub.3).sub.3, CON(CH.sub.3).sub.2, CH?CH.sub.2, C1-C18-Alkyl, Hydroxy-C1-C18-Alkyl, C(?O)O(CH.sub.2-CH.sub.2O)x-R3, C(?O)NH(CH.sub.2-CH.sub.2O).sub.x-R.sup.3, CH2?(CH.sub.2-CH.sub.2O).sub.x-R.sup.3 with x=1-100 and R.sup.3?C1-C30-Alkyl or the formula CH.sub.2?CH(OCOR.sup.2) with R.sup.2=C1-C18 Alkyl or the formula CH.sub.2=CH.sub.2 or CH.sub.2?CHCH.sub.3, and c) a polyunsaturated component which is suitable for partial cross-linking.

6. A preparation according to claim 1. wherein the amount of one or more acrylate thickeners is selected in the range from 0.1 to 8.0% by weight, preferably 0.3 to 6% by weight, particularly preferably 0.5 to 4% by weight, based on the total weight of the preparation.

Description

EXAMPLE 4

[0109] Cleansing gels (quantities are active contents):

TABLE-US-00001 Example No. 1 2 3 4 5 6 Sodium Laureth Sulfate 6.5 6.5 6.5 6.5 5.0 6.0 Cocamidopropyl Betaine 4.5 4.5 4.5 4.5 4.0 3.0 Sodium Myreth Sulfate 2.5 Decyl Glucoside 1.0 Disodium Lauryl Sulfosuccinate 1.5 Acrylat Copolymer (Aqua SF 1) 2.3 2.3 2.3 2.3 Acrylates C10-C30 Alkyl Acrylate 1.5 Crosspolymer (Pas 2020) Acrylate Copolymer (Aqua SF 2) 2 PEG-7 Glyceryl Cocoate 1.8 1.8 1.8 1.8 1.75 1.0 PEG-40 Hydrogenated Castor Oil 0.8 0.8 0.8 0.8 0.5 Benzophenone-4 0.05 Glycerol 0.4 0.4 0.4 0.4 1.0 Sodium Benzoate 0.45 0.5 Sodium Salicylate 0.1 Phenoxyethanol 0.7 4-Hydroxyacetophenone 0.7 0.2 0.1 Methyl parabene 0.35 Ethyl parabene 0.35 Citric Acid q.s. q.s. Sodium Hydroxide q.s q.s q.s q.s q.s q.s Fragrance 0.85 Aqua ad 100 ad 100 ad 100 ad 100 ad 100 ad 100

TABLE-US-00002 Example No. 7 8 9 10 Sodium Laureth Sulfate 8.5 9.5 8.0 9.0 Cocamidopropyl Betaine 3.0 4.0 3.5 Disodium Cocoyl Glutamate 0.5 Decyl Glucoside 1.0 Coco Glucoside 1.0 Coco Betaine 2.0 Polyacrylate (Pas Ultrez 10) 2.0 Acrylate Copolymer (Aqua SF 1) 2.5 Polyacrylate (Pas 80) 2.0 Polyacrylate (Pas 3128) 1.0 PEG-7 Glyceryl Cocoate 1.0 1.5 1.0 1.75 Hydroxypropylmethyl cellulose 0.5 Benzophenone-4 0.05 0.02 0.05 Glycerol 1.0 Sodium Benzoate 0.45 0.4 0.45 0.45 Sodium Salicylate 0.2 0.1 4-Hydroxyacetophenone 0.3 0.5 0.3 0.6 Citric Acid q.s. q.s. q.s. q.s. Sodium Hydroxide q.s. q.s. q.s. q.s. Aqua ad 100 ad 100 ad 100 ad 100