CF-4 5W/40柴油机油的低温动力粘度考察

Refining and Chemical Industry(2006)

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Abstract
对几种加氢裂化、加氢异构脱蜡及溶剂精制的基础油作为CF-45W/40柴油机油的基础油进行筛选,并分析了基础油、粘度指数改进剂、降凝剂、复合剂对油品的低温动力粘度的影响。结果表明:影响油品低温动力粘度的主要因素是基础油、粘度指数改进剂及功能添加剂,其中基础油的影响最大。为调制大跨度粘度等级的CF-45W/40柴油机油提供了依据。
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Key words
low-temperature dynamic viscosity,viscosity-temperature characteristics,CF-4 5w/40,base oil
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