申请人:Nippon Mitsubishi Oil Corporation
公开号:EP1195427A2
公开(公告)日:2002-04-10
Lubricant compositions comprise a lubricant base oil, and (A) a mono substituted amide type bissuccinimide in an amount from 0.5 to 20 percent by mass, (B) zinc dithiophosphate in an amount from 0.05 to 0.3 percent by mass of phosphorus, and (C) a metal-based detergent in an amount form 0.5 to 4.0 percent by mass of sulfated ash, based on the total mass of the composition. Lubricant compositions preferably further comprises (D) a dispersant type viscosity index improver in an amount from 0.1 to 20 percent by mass, based on the total mass of the composition.
润滑剂组合物包括润滑剂基础油、(A) 单取代酰胺型双琥珀酰亚胺(按重量计,用量为 0.5%至 20%)、(B) 二硫代磷酸锌(按磷的质量计,用量为 0.05%至 0.3%)和 (C) 金属基洗涤剂(按组合物的总质量计,用量为 0.5%至 4.0%)。润滑剂组合物最好还包括 (D) 一种分散剂型粘度指数改进剂,其用量为组合物总质量的 0.1%至 20%(以质量计)。