Synthesis of phase transferable graphene sheets using ionic liquid polymers

Tae Young Kim, Hyun Wook Lee, Jong Eun Kim, Kwang S. Suh

    Research output: Contribution to journalArticlepeer-review

    242 Citations (Scopus)

    Abstract

    A practical route to the production of solution phase transferable graphene sheets using ionic liquid polymers (PIL) as a transferring medium is developed. Chemically converted graphene sheets decorated with PIL were found to be stable against the chemical reduction and well dispersed in the aqueous phase without any agglomeration. Upon the anion exchange of the PIL on graphene sheets, these PIL-modified graphene sheets in aqueous phase are readily transferred into the organic phase by changing their properties from hydrophilic to hydrophobic.

    Original languageEnglish
    Pages (from-to)1612-1618
    Number of pages7
    JournalACS nano
    Volume4
    Issue number3
    DOIs
    Publication statusPublished - 2010 Mar 23

    Keywords

    • Graphene oxide
    • Graphene sheets
    • Ionic liquid polymers
    • Phase transfer

    ASJC Scopus subject areas

    • General Materials Science
    • General Engineering
    • General Physics and Astronomy

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