Nanosphere additives and lubricant formulations containing...

Solid anti-friction devices – materials therefor – lubricant or se – Lubricants or separants for moving solid surfaces and... – Organic sulfur compound – wherein the sulfur is single bonded...

Reexamination Certificate

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Reexamination Certificate

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07632788

ABSTRACT:
A method for reducing friction coefficients and wear between lubricated surfaces. The method includes providing an amount of an oil-soluble nanospherical component derived from a photo-crosslinkable poly(2-cinnamoyloxyalkyl acrylate) core and a diblock acrylate copolymer corona in a fully formulated lubricant composition containing a base oil of lubricating viscosity. The nanospherical component has a core diameter ranging from about 10 to about 100 nanometers. The lubricant composition containing the nanospherical component is applied to a surface to be lubricated.

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