▎ 摘　　要

NOVELTY - Porous titanium carbide MXene/reduced graphene oxide-based heating table comprises a transparent table top and table legs for supporting the transparent table top and it also includes an electric heating plate parallel to the transparent table. The electric heating plate is connected to the legs of the table, and the electric heating plate includes upper glass plate, porous titanium carbide MXene/reduced graphene oxide based heating film and lower glass plate. The porous titanium carbide MXene/reduced graphene oxide-based heating film includes first transparent insulating layer, porous titanium carbide MXene/reduced graphene oxide based conductive film, second transparent insulating layer and electrodes. The first transparent insulating layer covers one side of the porous titanium carbide MXene/reduced graphene oxide-based conductive film. The second transparent insulating layer covers other side of porous titanium carbide MXene/reduced graphene oxide-based conductive film. USE - Used as porous titanium carbide MXene/reduced graphene oxide-based heating table. ADVANTAGE - The based heating table has antibacterial and heat preservation effect, high electric heating conversion rate, reliable safety, long-term use has stable power and uniform heat generation. DETAILED DESCRIPTION - Porous titanium carbide MXene/reduced graphene oxide-based heating table comprises a transparent table top and table legs for supporting the transparent table top and it also includes an electric heating plate, which is parallel to the transparent table and is arranged under the transparent table. The electric heating plate is connected to the legs of the table, and the electric heating plate includes an upper glass plate, porous titanium carbide MXene/reduced graphene oxide based heating film and lower glass plate. The porous titanium carbide MXene/reduced graphene oxide-based heating film includes a first transparent insulating layer, porous titanium carbide MXene/reduced graphene oxide based conductive film, second transparent insulating layer and electrodes. The first transparent insulating layer covers one side of the porous titanium carbide MXene/reduced graphene oxide-based conductive film. The second transparent insulating layer covers the other side of the porous titanium carbide MXene/reduced graphene oxide-based conductive film. One end of the electrode is electrically connected with the porous titanium carbide MXene/reduced graphene oxide-based conductive film. The other end of the electrode extends outside the first transparent insulating layer or the second transparent insulating layer. The preparation method of the porous titanium carbide MXene/reduced graphene oxide-based conductive film includes preparing working electrode by providing graphite powder and titanium aluminum carbide powder, grinding the graphite powder and titanium aluminum carbide powder to fineness of 200 mesh or more, where the mass ratio of the graphite powder to the titanium aluminum carbide powder is 1-10:1, mixing graphite powder with titanium aluminum carbide powder and pressing to form working electrode, preparing titanium carbide/graphite oxide material, fixing the working electrode in the electrolytic cell, adding electrolyte into the electrolytic cell so that the working electrode is immersed in the electrolyte, where the electrolyte is a fluorine-containing anion liquid as etching agent, using the working electrode as anode and applying a voltage to ionize the fluorine-containing anion liquid to generate fluorine radicals, competing the electrolysis, centrifuging the electrolyte to collect the precipitate to obtain titanium carbide/graphite oxide material, preparing titanium carbide MXene/reduced graphene oxide dispersion by dissolving the titanium carbide/graphite oxide material in isopropanol according to the mass-volume ratio of 50-500 mg/ml, ultrasonicating the probe with isopropanol containing titanium carbide/graphite oxide material, obtaining the ultrasonic probe, centrifuging the isopropanol containing titanium carbide/graphite oxide material at 8000-15000 revolutions/minute for 10-30 minute, collecting the precipitate, immersing the precipitate in a reducing reagent to reduce, centrifuging, collecting the precipitate, drying, and dispersing the dried precipitate in the first dispersant, preparing the titanium carbide MXene/reduced graphene oxide dispersion liquid after ultrasonic in the water bath, preparing particulate resin slurry by providing particulate powder and second dispersant and mixing the two, stirring the second dispersant, adding resin into the second dispersant to prepare particulate resin slurry, where the diameter of the particulate powder is 0.1-1 mu m, the concentration of the particulate powder is 10-100 mg/ml, the concentration of the resin is 50-500 mg/ml, preparing porous titanium carbide MXene/reduced graphene oxide-based conductive ink by mixing the particulate resin slurry, titanium carbide MXene/reduced graphene oxide dispersion liquid, the polyacrylonitrile-maleic anhydride copolymer and the stabilizer in the mass ratio of 500:1000-10000:1-50:5-20, mixing, transferring to a protective gas environment and stirring at 65-85 degrees C until the volume is concentrated to 1:2-1:6, preparing porous titanium carbide MXene/reduced graphene oxide-based conductive ink, preparing porous titanium carbide MXene/reduced graphene oxide-based conductive film by forming the porous titanium carbide MXene/reduced graphene oxide-based conductive ink into a film by printing, scraping or printing, immersing the membrane in a dilute acid solution, washing, and drying to prepare porous titanium carbide MXene/reduced graphene oxide-based conductive film, where the titanium aluminum carbide powder is titanium aluminum carbide (Ti3AlC2) powder or titanium aluminum carbide (Ti2AlC) powder, and the particulate powder is carbonate powder or metal oxide powder.