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  • 专利标题:   Preparation of copper based iron based composite electrical contact material includes preparing graphene fiber containing ferric oxide powder, modifying graphene fiber containing ferric oxide powder and pretreating base material.
  • 专利号:   CN113322423-A, CN113322423-B
  • 发明人:   ZHENG Y
  • 专利权人:   ZHENG Y, SUZHOU YUDESHUI ELECTRIC TECHNOLOGY CO
  • 国际专利分类:   B22F003/105, B22F003/14, C21D001/26, C22C101/10, C22C047/02, C22C047/14, C22C049/02, C22C049/14, C22F001/08, D01F001/10, D01F009/12, H01H001/025, H01H011/04
  • 专利详细信息:   CN113322423-A 31 Aug 2021 C22C-049/02 202192 Pages: 9 Chinese
  • 申请详细信息:   CN113322423-A CN10518664 12 May 2021
  • 优先权号:   CN10518664

▎ 摘　　要

NOVELTY - Preparation of copper based iron based composite electrical contact material comprises wet spinning, preparing graphene fiber containing ferric oxide powder, modifying graphene fiber containing ferric oxide powder, performing copper base material pretreatment and pretreating base material. USE - The method is for preparation of copper based iron based composite electrical contact material. ADVANTAGE - The contact material has good conductivity, wear resistance and long service life.