▎ 摘　　要

NOVELTY - Porous titanium carbide MXene/reduced graphene oxide-based toilet seat comprises e.g. a seat ring and a cover plate, the seat ring is hinged with the cover plate, and the seat ring sequentially includes an upper transparent plate, a porous titanium carbide MXene/reduced graphene oxide-based heating film and a lower transparent plate from top to bottom. The porous titanium carbide MXene/reduced graphene oxide-based heating film includes a first transparent insulating layer, a porous titanium carbide MXene/reduced graphene oxide-based conductive film, a second transparent insulating layer, and an electrode, and 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. USE - Used as porous titanium carbide MXene/reduced graphene oxide-based toilet seat. ADVANTAGE - The toilet seat: has antibacterial, thermal insulation effect, high electro-thermal conversion rate, uniform heat generation and reliable safety, ensures dry and hygienic space, and can help smooth blood vessels and defecate. DETAILED DESCRIPTION - Porous titanium carbide MXene/reduced graphene oxide-based toilet seat comprises a seat ring and a cover plate, the seat ring is hinged with the cover plate, and the seat ring sequentially includes an upper transparent plate, a porous titanium carbide MXene/reduced graphene oxide-based heating film and a lower transparent plate from top to bottom. The porous titanium carbide MXene/reduced graphene oxide-based heating film includes a first transparent insulating layer, a porous titanium carbide MXene/reduced graphene oxide-based conductive film, a second transparent insulating layer, and an electrode, and 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, and one end of the electrode is connected to the porous titanium carbide MXene/reduced graphene oxide-based conductive film is electrically connected, and 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 the following steps: preparing a working electrode: providing graphite powder and titanium aluminum carbide powder, and grinding graphite powder and titanium aluminum carbide powder to a fineness of not greater than 200 meshes mass ratio of the graphite powder and the titanium aluminum carbide powder is 1-10:1, and mixing and pressing graphite powder and the titanium aluminum carbide powder into a working electrode, preparation of titanium carbide/graphite oxide material: fixing working electrode in an electrolytic cell, adding electrolyte to electrolytic cell so that the working electrode is immersing in electrolyte, the electrolyte is a fluorine-containing anion liquid as an etching agent, and using working electrode as a anode and applying voltage to ionize fluorine-containing anion liquid to generate fluorine radicals, after completing electrolysis, centrifuging electrolyte to collect precipitate to obtain titanium carbide/graphite oxide material. Preparation of titanium carbide MXene/reduced graphene oxide dispersion: dissolving titanium carbide/graphite oxide material in isopropanol in a mass-volume ratio of 50-500 mg/ml, and the isopropanol containing titanium carbide/graphite oxide material performing probe ultrasound with alcohol, after probe ultrasound, centrifuging isopropanol containing titanium carbide/graphite oxide material at 8000-15000 revolutions/minutes for 10-30 minutes, collecting precipitate, and immersing precipitate in a reducing reagent to reduce, and centrifuging, collecting precipitate, drying, dispersing dried precipitate in the first dispersant, and prepare a titanium carbide MXene/reduced graphene oxide dispersion after ultrasonic in a water bath. Prepare particulate resin slurry: providing particulate powder and a second dispersant and mixing two, stirring second dispersant while adding resin to the second dispersant to prepare a particulate resin slurry, the diameter of the particulate powder is 0.1-1 mu m, the concentration of the particulate powder is 10-100 mg/ml, and the concentration of the resin is 50-500 mg/ml. Preparation of porous titanium carbide MXene/reduced graphene oxide-based conductive ink: the particle resin slurry, titanium carbide MXene/reduced graphene oxide dispersion, polyacrylonitrile-maleic anhydride copolymer and stabilizer according to the mass ratio of 500:1000-10000:1-50:5-20 mixing, transferring to a protective gas environment after mixing, stirring at 65-85 degrees C until volume is concentrated to 1/2-1/6 to prepare porous titanium carbide MXene/reduction Graphene oxide-based conductive ink. Preparation of porous titanium carbide MXene/reduced graphene oxide-based conductive film: forming porous titanium carbide MXene/reduced graphene oxide-based conductive ink into a film by printing, scraping or printing, and immersing film in a dilute acid solution and washing, drying to prepare porous titanium carbide MXene/reduced graphene oxide based conductive film, the titanium aluminum carbide powder is titanium aluminum carbide powder, and the particulate powder is carbonate powder or metal oxide powder. DESCRIPTION OF DRAWING(S) - The drawing shows schematic representation of the porous titanium carbide MXene/reduced graphene oxide-based toilet seat.