Patent ID: 7754663

Claim:
A wear resistant lubricant formulation comprising a base oil selected from the group consisting of GTL base stock/base oil or a base oil derived from waxy hydrocarbon stock, slack wax or waxy paraffinic Fischer-Tropsch hydrocarbons by hydroisomerization or isodewaxing and mixtures thereof boiling in the lube oil boiling range in admixture with an effective amount of at least one non-ionic ashless antiwear additive selected from the group consisting of (II), (III), and IV; wherein R 4 and R 5 are the same or different and are selected from organic groups having from 1-20 carbons; wherein R 6 to R 13 are the same or different and are selected from hydrogen and organic groups having 1 to 20 carbons; and wherein R 14 -R 20 are the same or different and are selected from hydrogen and organic groups having 1 to 20 carbons.