LUBRICATING OIL COMPOSITION FOR SHOCK ABSORBER AND FRICTION REDUCTION METHOD FOR SHOCK ABSORBER
申请人:Idemitsu Kosan Co. Ltd (IKC)
公开号:EP3037509A1
公开(公告)日:2016-06-29
Provided is a lubricating oil composition for a shock absorber excellent in thermal stability and capable of reducing the friction factor for rubber. The lubricating oil composition for a shock absorber contains (A) a base oil composed of a mineral oil and/or a synthetic oil, (B) a zinc dithiophosphate represented by the following general formula (I), (C) a fatty acid amide and (D) a polyalcohol ester.
In the formula, R1 to R4 each independently represent at least one selected from a linear, branched or cyclic alkyl group having from 6 to 20 carbon atoms and a linear, branched or cyclic alkenyl group having from 6 to 20 carbon atoms.
本文提供了一种用于减震器的润滑油组合物,其热稳定性极佳,能够降低橡胶的摩擦因数。这种用于减震器的润滑油组合物含有 (A) 由矿物油和/或合成油组成的基础油,(B) 由以下通式 (I) 表示的二硫代磷酸锌,(C) 脂肪酸酰胺和 (D) 多元醇酯。
式中,R1 至 R4 各自独立地代表至少一种选自具有 6 至 20 个碳原子的直链、支链或环 烷基和具有 6 至 20 个碳原子的直链、支链或环烯基的物质。