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Title: Methods for preparation of concentrated graphene ink compositions and related composite materials

A rapid, scalable methodology for graphene dispersion and concentration with a polymer-organic solvent medium, as can be utilized without centrifugation, to enhance graphene concentration.
Inventors:
; ; ; ; ; ; ;
Issue Date:
OSTI Identifier:
1423454
Assignee:
Northwestern University (Evanston, IL), President and Fellows of Harvard College (Cambridge, MA) CHO
Patent Number(s):
9,902,866
Application Number:
14/756,304
Contract Number:
FG02-03ER15457
Resource Relation:
Patent File Date: 2015 Aug 24
Research Org:
Northwestern University (Evanston, IL); President and Fellows of Harvard College (Cambridge, MA)
Sponsoring Org:
USDOE
Country of Publication:
United States
Language:
English

Other works cited in this record:

Method of producing exfoliated graphite, flexible graphite, and nano-scaled graphene platelets
patent-application, November 2008
Nano graphene platelet-based conductive inks
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Mixtures Comprising Graphite And Graphene Materials And Products And Uses Thereof
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Coatings Containing Functionalized Graphene Sheets And Articles Coated Therewith
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Crosslinked Graphene and Graphite Oxide
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Production Of Mechanically Exfoliated Graphene And Nanoparticle Composites Comprising Same
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Method For Manufacturing Graphene
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Methods for preparation of concentrated graphene ink compositions and related composite materials
patent-application, March 2015
Highly Concentrated Graphene Solutions via Polymer Enhanced Solvent Exfoliation and Iterative Solvent Exchange
journal, December 2010
  • Liang, Yu Teng; Hersam, Mark C.
  • Journal of the American Chemical Society, Vol. 132, Issue 50, p. 17661-17663
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Inkjet Printing of High Conductivity, Flexible Graphene Patterns
journal, March 2013
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High-yield production of graphene by liquid-phase exfoliation of graphite
journal, August 2008
  • Hernandez, Yenny; Nicolosi, Valeria; Lotya, Mustafa
  • Nature Nanotechnology, Vol. 3, Issue 9, p. 563-568
  • DOI: 10.1038/nnano.2008.215
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journal, July 2009
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Solution Phase Production of Graphene with Controlled Thickness via Density Differentiation
journal, December 2009
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Measurement of Multicomponent Solubility Parameters for Graphene Facilitates Solvent Discovery
journal, March 2010
  • Hernandez, Yenny; Lotya, Mustafa; Rickard, David
  • Langmuir, Vol. 26, Issue 5, p. 3208-3213
  • DOI: 10.1021/la903188a
Aqueous-phase exfoliation of graphite in the presence of polyvinylpyrrolidone for the production of water-soluble graphenes
journal, December 2009
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Fabrication of High-Concentration and Stable Aqueous Suspensions of Graphene Nanosheets by Noncovalent Functionalization with Lignin and Cellulose Derivatives
journal, February 2010
  • Yang, Qiang; Pan, Xuejun; Huang, Fang
  • The Journal of Physical Chemistry C, Vol. 114, Issue 9, p. 3811-3816
  • DOI: 10.1021/jp910232x

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