C - Chemistry – Metallurgy – 10 – L
Patent
C - Chemistry, Metallurgy
10
L
C10L 1/18 (2006.01)
Patent
CA 2507929
The present disclosure relates to the use of a C12-20 polyalkyl methacrylate polymer as a lubricating oil additive such that the C12-20 polyalkyl methacrylate polymer accounts for 0.1 to 0.3 % by weight of the finished lubricating oil. The use comprises the addition of said C12-20 polyalkyl methacrylate polymer to a lubricating oil based on mineral oil to improve the filtration of said lubricating oil based on mineral oil. Further, the present disclosure relates to finished lubricating oils resulting from such a use and methods of lubricating the metal surface of a gear or axle comprising applying to the metal surface such a finished lubricating oil.
Afton Chemical Limited
Macrae & Co.
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