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Invention Publication
CN104755599A 轮毂单元轴承用润滑脂组合物 无效 - 驳回 复审申请

轮毂单元轴承用润滑脂组合物
Abstract:
本发明提供一种轮毂单元轴承用润滑脂组合物，其含有(a)基油和(b)增稠剂；所述基油为含有烃系合成油与酯系合成油的混合油，相对于烃系合成油与酯系合成油的合计100质量份，酯系合成油的比率为20～50质量份，所述基油的40℃时的运动粘度为20～80mm2/s，所述增稠剂为脲化合物。
Abstract(English):

The present invention provides a grease composition for a hub unit bearing containing (a) a base oil containing an oil blend of a hydrocarbon-based synthetic oil and an ester-based synthetic oil as a base oil, the ratio of the ester-based synthetic oil to a total of 100 parts by mass of the hydrocarbon-based synthetic oil and the ester-based synthetic oil being 20-50 parts by mass, and the kinematic viscosity at 40DEG C being 20-80 mm2/s; and (b) a urea compound as a thickener.

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