| abstract |
PCT No. PCT/EP95/00008 Sec. 371 Date Jun. 12, 1996 Sec. 102(e) Date Jun. 12, 1996 PCT Filed Jan. 3, 1995 PCT Pub. No. WO95/19415 PCT Pub. Date Jul. 20, 1995Surfactant mixtures having improved surface-active properties containing a) fatty acid-N-alkyl polyhydroxyalkylamides corresponding to formula (I): <IMAGE> (I) in which R1CO is an aliphatic acyl radical containing 6 to 10 carbon atoms, R2 is hydrogen, an alkyl or hydroxyalkyl radical containing 1 to 4 carbon atoms and [Z] is a linear or branched polyhydroxyalkyl radical containing 3 to 12 carbon atoms and 3 to 10 hydroxyl groups, and b) fatty acid-N-alkyl polyhydroxyalkylamides corresponding to formula (II): <IMAGE> (II) in which R3CO is an aliphatic acyl radical containing 12 to 22 carbon atoms, R4 is hydrogen, an alkyl or hydroxyalkyl radical containing 1 to 4 carbon atoms and [Z] is a linear or branched polyhydroxyalkyl radical containing 3 to 12 carbon atoms and 3 to 10 hydroxyl groups, the ratio by weight between components a) and b) being from 80:20 to 20:80. |