Surfactant mixtures for use in cosmetics, pharmaceuticals or washing up liquids

摘要

Surfactant mixtures (S) comprise: (A1) alk(en)yl oligoglycosides; and/or (A2) fatty acid N-alkylpolyhydroxyalkyl amides; and (B) fatty acid amide ether carboxylic acids. MORE SPECIFICALLY - (A1) are of formula R<1>O-Gp (I), (A2) are of formula R<2>CON(R<3>)-Z (II) and (B) are of formula R<4>CO-NH-(CH2CH2O)nCH2COOX (IV): R<1> = 4-22C alk(en)yl; R<2>CO, R<4>CO = 6-22C aliphatic acyl; R<3> = H or 1-4C (hydroxy)alkyl; G = 5-6C sugar; X = H, alkali(ne earth) metal, (gluc)ammonium, alkyl ammonium or alkanol ammonium; Z = 3-12C polyhydroxyalkyl containing 3-10 OH groups; and n, p = 1-10.