▎ 摘　　要

NOVELTY - Manufacturing far-infrared heating plate containing single and multilayer graphene layer materials, comprises e.g. (i) sequentially adding single-layer graphene, multilayer graphene, silver-plated nickel powder, electronic slurry glass powder, polyurethane resin, silane coupling agent, and isopropyl alcohol to reaction kettle, mixing and stirring uniformly, transferring to the ball mill and ball milling for 10 hours; (ii) screening the powdered material obtained in the above steps through a 200-mesh mesh, and printing it on the surface of the non-metallic sheet by screen printing; (iii) adding non-metallic plate after printing in step (2) into the baking machine, setting the baking temperature, and baking time is 10 minutes; (iv) transferring it to the furnace for sintering, setting the sintering temperature, sintering time is 15 minutes, and taking out non-metallic plate and cooling; and (v) testing the resistance of the non-metallic plate with multimeter, and controlling voltage. USE - The method is useful for manufacturing far-infrared heating plate containing single and multilayer graphene layer materials. ADVANTAGE - The method: can directly converts electric energy into heat energy, rejects the generation of light energy and mechanical energy, improves the efficiency of electricity and heat conversion. The far-infrared non-metal heating plate is planar heating element, and its heating speed is fast and uniform. DETAILED DESCRIPTION - Manufacturing far-infrared heating plate containing single and multilayer graphene layer materials, comprises (i) sequentially adding 10 wt.% single-layer graphene, 15 wt.% multilayer graphene, 15 wt.% silver-plated nickel powder, 35 wt.% electronic slurry glass powder, 20 wt.% polyurethane resin, 2 wt.% silane coupling agent, and 3 wt.% isopropyl alcohol to reaction kettle, mixing and stirring uniformly, transferring to the ball mill and ball milling for 10 hours; (ii) screening the powdered material obtained in the above steps through a 200-mesh mesh, and printing it on the surface of the non-metallic sheet by screen printing; (iii) adding the non-metallic plate after printing in step (ii) into the baking machine, setting the baking temperature to 100 degrees C, and baking time is 10 minutes; (iv) transferring it to the furnace for sintering, setting the sintering temperature to 680-800 degrees C, sintering time is 15 minutes, and taking out non-metallic plate and cooling; and (v) testing the resistance of the non-metallic plate with multimeter, controlling the voltage to 220 volts to energize it, control time is 3 minutes, stopping operation when temperature reaches to 410 degrees C with infrared tester, obtaining far-infrared non-metallic heating plate. The far-infrared heating plate comprises heating film, single-layer graphene, multilayer layer graphene, silver-plated nickel powder, electronic paste glass powder, polyurethane resin, silane coupling agent, isopropyl alcohol and non-metallic plate; the heating film comprises 10 wt.% single-layer graphene, 15 wt.% multilayer graphene, 15 wt.% silver-plated nickel powder, 35 wt.% electronic paste glass powder, 20 wt.% polyurethane resin, 2 wt.% silane coupling agent, and 3 wt.% isopropyl alcohol.