Process for the preparation of graphene

Research output: Patent

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Thee present invention provides a process for the preparation of graphene or graphene-like fragments of another layered structure, said process comprising the step of mixing and grinding graphite or said other layered structure with at least one ionic liquid. The invention also provides the use of grinding in ionic liquids in Such a process and products formed or formable by such methods.
Original languageEnglish
Patent numberUS 9,139,439 B2
Priority date7/09/12
Filing date1/03/12
Publication statusPublished (in print/issue) - 22 Sept 2015


  • graphene
  • ionic liquid assisted grinding exfoliation
  • ionic liquid exfoliation
  • 2D Materials
  • exfoliation


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