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  • 专利标题:   Manufacture of graphene fibers used for e.g. wire, involves preparing and spinning source solution comprising graphene oxide, reducing graphene oxide fiber, Joule-heating graphene fiber by applying pulse current and crystallizing.
  • 专利号:   WO2019182351-A1, KR2019110471-A
  • 发明人:   HAN T, SUNG T, NOH S, HANTAEHEE, SUNG T H
  • 专利权人:   UNIV HANYANG IUCFHYU
  • 国际专利分类:   D01D005/06, D01F009/12, D06M010/00
  • 专利详细信息:   WO2019182351-A1 26 Sep 2019 D06M-010/00 201978 Pages: 58
  • 申请详细信息:   WO2019182351-A1 WOKR003243 20 Mar 2019
  • 优先权号:   KR031857

▎ 摘　　要

NOVELTY - Manufacture of graphene fiber involves preparing (S100) source solution comprising graphene oxide, spinning source solution into coagulation solution to produce (S200) graphene oxide fiber, reducing (S300) graphene oxide fiber to prepare graphene fiber (A), Joule-heating (S400) graphene fiber (B) by applying pulse current to graphene fiber (A) and crystallizing amorphous carbon in graphene fiber (A). USE - Manufacture of graphene fiber (claimed) used for forming wire, heating material and power transmission cable. ADVANTAGE - The method enables manufacture of graphene fiber having excellent electrical conductivity and surface properties. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for graphene fibers. DESCRIPTION OF DRAWING(S) - The drawing shows a flowchart of method for manufacture of graphene fiber. Preparing source solution (S100) Produce graphene oxide fiber (S200) Reducing graphene fiber (S300) Joule-heating graphene fiber (S400)