Patent ID: 7470381
Filing Date: 2008-12-30
Classification: C10M,C10N

Abstract:
1. A functional fluid comprising A) 5 to 30% by weight based on the total weight of the functional fluid of one or more alkyl(meth)acrylate polymers obtainable by polymerizing a mixture of olefinically unsaturated monomers, which comprises B) 70 to 95% by weight based on the total weight of the functional fluid of at least one oxygen containing compound selected from the group consisting of neopentyl glycol dioleate, neopentyl glycol tallate, diethylene glycol dioleate, diethylene glycol tallate, propylene glycol tallate, trimethylol propane dioleate, pentaerythritol oleate, pentaerythritol dioleate and propylene glycol dioleate, wherein the functional fluid can achieve a Factory Mutual 6390 Group 1 or Group 2 rating.