申请人:JX Nippon Oil & Energy Corporation
公开号:EP2497819A1
公开(公告)日:2012-09-12
The present invention relates to a lubricating oil composition for an internal combustion engine, comprising a lubricating base oil having a urea adduct value of not greater than 4 % by mass and a viscosity index of 100 or higher, and a poly(meth)acrylate having a weight-average molecular weight of 200,000-400,000.
本发明涉及一种用于内燃机的润滑油组合物,该组合物包含一种润滑基础油,其尿素加成值按质量计不大于 4%,粘度指数为 100 或更高,以及一种聚(甲基)丙烯酸酯,其重量平均分子量为 200,000-400,000 。