A compound of the formula A[(Y-O).sub.x - Y - Z].sub.m in which A is the radical of an arylated fatty alcohol, Y are identical or different groups of the formulae --CH.sub.2 --CH.sub.2 -- or --CH.sub.2 --CH(CH.sub.3)--, Z are identical or different radicals of the formulae --OH, --O--CO--CH.dbd.CH--COOM and --O--CO--CH.sub.2 --CH(SO.sub.3 M)--COOM, in which M is a cation, x is an integer from 1 to 150, and m is a number from 1 to 7.
化合物的式子为A[(Y-O).sub.x - Y - Z].sub.m,其中A是芳基化
脂肪醇的基团,Y是式子--CH.sub.2 --CH.sub.2 --或--CH.sub.2 --CH(CH.sub.3)--的相同或不同基团,Z是式子--OH,--O--CO--CH.dbd.CH--COOM和--O--CO--CH.sub.2 --CH(SO.sub.3 M)--COOM的相同或不同基团,其中M是一个阳离子,x是从1到150的整数,m是从1到7的数字。