| abstract |
Surfactant combinations containing:n (a) one or more alkyl ether sulfates; (b) at least one quaternary ammonium compound corresponding to formula I: nn nin which EO is ethylene oxide, R and R′ are the same or different and represent alkyl groups, n 1 is 0–30 n 2 is 0–30, and A is a counterion;n (c) 0 to 50% of one or more alkyl and/or aryl sulfonates; (d) 0 to 15% of one or more alkyl sulfates; and (e) 0 to 20% of one or more amphoteric surfactants, and water-based cleaning composition containing such surfactant combinations. |