Invention Grant
US6136757A Solid lubricants and friction modifiers for heavy loads and rail applications 有权
固体润滑剂和用于重载和轨道应用的摩擦改进剂

Solid lubricants and friction modifiers for heavy loads and rail
applications
Abstract:
The present invention relates to novel lubricant compositions comprising a solid lubricant and a binding agent in water medium suitable for lubricating steel-steel interfaces such as tractor-trailer couplings, rail-wheel systems and other heavy duty applications. The invention also relates to compositions described above which include friction modifiers with high or very high and positive coefficients of friction such that the coefficient of friction is considerably higher than the solid lubricant. The invention further relates to compositions comprising a binding agent and a friction modifier with a very high and positive coefficient of friction in a water medium.
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