• 专利标题:   Preparing composite graphene heat-conducting film, comprises adding liquid phase exfoliation graphene, titanium dioxide nanosheets and dispersant polyvinylpyrrolidone into water, stirring to obtain composite graphene slurry, coating composite graphene slurry on substrate, and rolling.
  • 专利号:   CN115849861-A
  • 发明人:   PAN Z, ZHOU M
  • 专利权人:   ANHUI AEROSPACE PMA HEALTH TECHNOLOGY
  • 国际专利分类:   C04B103/40, C04B014/36, C04B030/00
  • 专利详细信息:   CN115849861-A 28 Mar 2023 C04B-030/00 202335 Chinese
  • 申请详细信息:   CN115849861-A CN11465281 22 Nov 2022
  • 优先权号:   CN11465281

▎ 摘  要

NOVELTY - Preparing composite graphene heat-conducting film, comprises adding liquid phase exfoliation graphene, titanium dioxide nanosheets and dispersant polyvinylpyrrolidone with a mass ratio of 100: (1-10): (10-20) into water and stirring to obtain composite graphene slurry and stirring to obtain composite graphene slurry, coating the composite graphene slurry on the substrate, and introducing the coated substrate into a tunnel furnace, and separating the film from the substrate and rolling. USE - The method is useful for preparing composite graphene heat conducting film which is useful in a mobile phone chip, a solar cell and a solar panel. ADVANTAGE - The method is simple, low energy consumption and easy mass production. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for composite graphene heat conducting film. DESCRIPTION OF DRAWING(S) - The drawing shows a flow chart of preparing composite graphene heat-conducting film (Drawing includes non-English language text).