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Polymer additive having viscosity index improving property and friction modifying property, lubricating oil concentrate of the additive, and lubricating oil composition containing the additive
Polymer additive having viscosity index improving property and friction modifying property, lubricating oil concentrate of the additive, and lubricating oil composition containing the additive
Viscosity index improver and friction modifier additive constituted by a boron-containing poly(alkyl)-acrylate, process for preparing said additive and use of said additive in the formulation of lubricating oils.
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