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  • 专利标题:   Preparing composite polyimide flame retardant sheet involves using graphene with active amino groups on the surface, where the cylating agent is dichlorosulfoxide, formyl chloride, phosphorus trichloride, N-methyl-N-phenylformamide.
  • 专利号:   CN111117240-A
  • 发明人:   DU Y, JIANG H
  • 专利权人:   SACHSEN BUILDING NEW MATERIALS LANGFANG, SACHSEN BUILDING MATERIALS BEIJING CO
  • 国际专利分类:   C08G073/10, C08K003/04, C08K003/36, C08K009/04, C08L079/08
  • 专利详细信息:   CN111117240-A 08 May 2020 C08L-079/08 202049 Pages: 9 Chinese
  • 申请详细信息:   CN111117240-A CN11414974 31 Dec 2019
  • 优先权号:   CN11414974

▎ 摘　　要

NOVELTY - Preparing composite polyimide flame retardant sheet involves using graphene with active amino groups on the surface. USE - Method for preparing composite polyimide flame retardant sheet. ADVANTAGE - The method enables to prepare composite polyimide flame retardant sheet has excellent flame retardance, and maintains good mechanical properties.