• 专利标题:   Preparing self-supporting reduced graphene oxide coating involves taking brass sheet as cathode and copper sheet as anode in composite plating solution, adding phosphoric acid to adjust pH value and applying pulse current.
  • 专利号:   CN107815720-A
  • 发明人:   ZHOU M, MAI Y, JIE X, ZHANG L
  • 专利权人:   UNIV GUANGDONG TECHNOLOGY
  • 国际专利分类:   C25D015/00, C25D003/38, C25D005/18, C25D005/52, C25F003/22
  • 专利详细信息:   CN107815720-A 20 Mar 2018 C25D-015/00 201825 Pages: 8 Chinese
  • 申请详细信息:   CN107815720-A CN10831734 15 Sep 2017
  • 优先权号:   CN10831734

▎ 摘  要

NOVELTY - Preparing self-supporting reduced graphene oxide coating involves taking brass sheet as cathode and copper sheet as anode in composite plating solution, adding phosphoric acid to adjust pH value of composite plating solution, applying pulse current between two electrodes, depositing brass sheet on surface to obtain reduced graphene oxide/copper composite material, reducing graphene oxide/copper composite material as anode and graphite electrode as cathode, placing two electrode in polishing liquid, applying constant voltage between two electrodes. USE - Method for preparing self-supporting reduced graphene oxide coating. ADVANTAGE - The method enables to prepare self-supporting reduced graphene oxide coating, which is simple and applied in field of self lubrication coating and has low cost, easy production in large area, low friction coefficient, low abrasion, high bearing capacity and long service life. DETAILED DESCRIPTION - Preparing self-supporting reduced graphene oxide coating involves taking brass sheet as cathode and copper sheet as anode in composite plating solution, adding phosphoric acid to adjust pH value of composite plating solution, applying pulse current between two electrodes, depositing brass sheet on surface to obtain reduced graphene oxide/copper composite material, reducing graphene oxide/copper composite material as anode and graphite electrode as cathode, placing two electrode in polishing liquid, applying constant voltage between two electrodes and dissolving reducing graphene oxide/copper composite material surface copper ingredient partially to obtain self-supporting reduced graphene oxide coating.