ted from the group consisting of -CH CH and -CH2CH- a and R is a hydrocarbon group having from 4 to 12 carbon atoms in chain length; and (B) from 20 to 80% of polyoxyalkylated alkyl phenolformaldehyde polycondensates having the formula: 1 1 where a is an integer from 1 to 8; b' is an integer from 1 to 40; c is an integer from 0 to 40; R is a radical selected from the group consisting of -CH CH and