• 专利标题:   Mesoporous graphene conductive paste for use as conductive material for preparing electrode plate, comprises mesoporous graphene, conductive carbon black and solvent.
  • 专利号:   CN106784827-A
  • 发明人:   MA Y, LIU W, SUN X, ZHANG X, LI C
  • 专利权人:   INST ELECTRICAL ENG CHINESE ACAD SCI
  • 国际专利分类:   H01G011/26, H01G011/38, H01G011/50, H01G011/86, H01M004/583
  • 专利详细信息:   CN106784827-A 31 May 2017 H01M-004/583 201752 Pages: 11 Chinese
  • 申请详细信息:   CN106784827-A CN11177715 19 Dec 2016
  • 优先权号:   CN11177715

▎ 摘  要

NOVELTY - A mesoporous graphene conductive paste comprises mesoporous graphene, conductive carbon black and solvent, the mass ratio of the mesoporous graphene and conductive carbon black is 1:9-1:1. the mesoporous graphene has specific surface area of 650-750 m2 sq.m/g, pore size distribution that concentrated in 4 nm, graphene layer number of 1-8 layers, electronic conductivity of 10000-14000 S/m, and oxygen content of less than 2 wt.%. USE - Mesoporous graphene conductive paste for use as conductive material for preparing electrode plate (claimed). ADVANTAGE - The paste is simple to prepare. The electrode using the mesoporous graphite conductive paste as the conductive material of the pole piece. DETAILED DESCRIPTION - INDEPENDENT CLAIMs are also included for the following: (1) a method for preparing a mesoporous graphene conductive paste (2) an electrode plate comprising a current collector and a coating layer, where the coating layer comprises slurry containing active material, binder and conductive agent coated on the current collector, the conductive agent is the mesoporous graphite conductive paste, the coating layer comprises 80-95 mass% active material, 2-10 mass% conductive agent and 3-10 mass% adhesive.