• 专利标题:   Preparing electromagnetic shielding composite material involves impregnating graphene microchips with polyurethane, melting, loading on polylactide, filling with PBAT through vacuum infiltration to obtain shielding composite.
  • 专利号:   CN111592743-A
  • 发明人:   DUAN X, SHAO M
  • 专利权人:   JIANGXI WEIPU TECHNOLOGY CO LTD
  • 国际专利分类:   C08K003/04, C08K007/00, C08K009/04, C08K009/12, C08L067/02, C08L067/04, C08L075/04, H05K009/00
  • 专利详细信息:   CN111592743-A 28 Aug 2020 C08L-067/02 202077 Pages: 6 Chinese
  • 申请详细信息:   CN111592743-A CN10606278 29 Jun 2020
  • 优先权号:   CN10606278

▎ 摘  要

NOVELTY - Preparing electromagnetic shielding composite material involves impregnating graphene microchips with polyurethane, melting and loading on polylactide, filling with PBAT through vacuum infiltration to obtain electromagnetic shielding composite, where the content of the graphene flakes is 12-15 wt.%, the polyurethane content is 5-8 wt.% and the PBAT content is 8-10 wt.%. USE - Method for preparing electromagnetic shielding composite material. ADVANTAGE - The method enables to prepare electromagnetic shielding composite material improves the mechanical performance of the electromagnetic shielding composite material and resistance stability of the material, in simple manner.