Patent ID: 7628933

Claim:
A lubricant comprising an alkyl phenol alkoxylate including a hydrocarbon end group of the formula: alkyl-phenol-alkylene oxide-Y, wherein Y is said hydrocarbon end group; and said alkyl-phenol-alkylene oxide is defined by Z((CH.sub.2CH(R.sub.1 )O).sub.n(CH.sub.2CH(R.sub.1 )O).sub.m).sub.pH wherein Z is a residue of an aryl compound having 1-8 active hydrogens and at least 6 carbons when Z is an aryl group and at least 10 carbons when Z is an alkyl group; R.sub.1 is hydrogen, methyl, ethyl, or a mixture thereof; n is 0 or a positive number; m is a positive number; p is an integer having a value equal to the number of active hydrogens in the compound of which Z is a residue; and wherein Y replaces the last H in the formula for said alkyl-phenol-alkylene oxide.