Patent ID: 9340747
Filing Date: 2016-05-17
CPC Classification: C10M,C10N

Claim Text:
1. A lubricating oil composition for transmissions comprising: (A) a mineral base oil having a 100° C. kinematic viscosity of 1.5 mm (B) a poly(meth)acrylate comprising at least a structural component derived from a monomer represented by formula (1) in an amount of 0.1 percent by mass or more and 20 percent by mass or less, the lubricating oil composition having a 100° C. kinematic viscosity of 2.5 mm wherein R wherein Component (B) comprises (B-1) a poly(meth)acrylate produced by polymerizing a monomer component comprising (Ba-1) to (Bd-1): 20 to 60 percent by mass of (Ba-1) a (meth)acrylate wherein R 0 to 30 percent by mass of (Bb-1) a (meth)acrylate wherein R 20 to 70 percent by mass of (Bc-1) a (meth)acrylate wherein R 5 to 50 percent by mass of (Bd-1) a (meth)acrylate wherein R