▎ 摘　　要

NOVELTY - Method for preparing silicone oil modified carbon material thermally conductive lubricating additive, by (i) treating carbon pouring dilute nitric acid into round bottom flask, acidifying, filtering with suction, washing and freeze-drying to obtain carboxylated modified carbon nanotubes, (ii) grafting carboxylated carbon nanotubes and graphene oxide carbon materials with silane monomers, weighing the carboxylated carbon nanotubes and graphene oxide materials into round-bottomed flask equipped with N,N-dimethylformamide and dispersing using ultrasound, refluxing acid chloride at 80 degrees C, adding chlorosilane monomer containing functional groups, refluxing, suction filtering, cleaning with tetrahydrofuran to remove the solvent residue and drying, and (iii) adding the monomer-modified carbon material to round-bottom flask equipped with methanol, ultrasonically treating, adding mixed solution in n-hexane under acidic conditions and ferric chloride, and polymerizing. USE - Method for preparing silicone oil modified carbon material thermally conductive lubricating additive. ADVANTAGE - The method enables simple and economical preparation of silicone oil modified carbon material thermally conductive lubricating additive with extremely high thermal conductivity, and high thermal conductivity lubricant additives. DETAILED DESCRIPTION - Method for preparing silicone oil modified carbon material thermally conductive lubricating additive, by (i) treating carbon materials by performing carboxylation modification of the surface of carbon nanotubes, pouring dilute nitric acid into round bottom flask, adding magnetic stir bar, adding the multi-walled carbon nanotube material to the round bottom flask, acidifying and oxidizing at 80 degrees C oil bath, after the reaction is completed, filtering with suction, washing with deionized water to neutral, freeze-drying to obtain carboxylated modified carbon nanotubes or using graphite hummers method to prepare graphene oxide in a round-bottom flask, adding mixture of concentrated sulfuric acid, graphite powder, and sodium nitrate to the ice bath, after mixing, dripping potassium permanganate, after reacting, transferring the oil bath to 35 degrees C, and adding deionized water, heating at 95 degrees C, where the reaction is yellow until the solution is red, stopping reacting by adding hydrogen peroxide reducing agent, suction filtering, using dilute hydrochloric acid and deionized water to obtain neutrality, and freeze-drying to obtain graphene oxide carbon material, (ii) grafting carboxylated carbon nanotubes and graphene oxide carbon materials with silane monomers, weighing the carboxylated carbon nanotubes and graphene oxide materials into a round-bottomed flask equipped with N,N-dimethylformamide and dispersing using ultrasound, after adding dichlorosulfoxide, refluxing acid chloride at 80 degrees C, adding chlorosilane monomer containing functional groups and refluxing at 100 degrees C, suction filtering, cleaning the sample with tetrahydrofuran to remove the solvent residue, drying the vacuum drying oven at 60 degrees C, and (iii) adding the monomer-modified carbon material obtained in step (ii) to a round-bottom flask equipped with methanol, ultrasonically treating using concentrated hydrochloric acid, adding mixed solution of chlorosilane monomer dissolved in n-hexane under acidic conditions, and adding ferric chloride as a catalyst, polymerizing the silane monomer at 60 degrees C for 10 hours to obtain the product. INDEPENDENT CLAIMS are included for the following: (1) a silicone oil modified carbon material thermally conductive lubricant additive is prepared using above-mentioned method; and (2) a thermally conductive lubricating material based on silicone oil containing the carbon material grafted silicone oil heat conduction lubricating additive comprising 94-99.94% silicone oil and 0.06-6% silicone oil modified carbon nanotube thermal conductivity lubrication additive.