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Title: Enhanced graphene oxide membranes and methods for making same

Patent ·
OSTI ID:1429851

A method for making a graphene oxide membrane and a resulting free-standing graphene oxide membrane that provides desired qualities of water permeability and selectivity at larger sizes, thinner cross sections, and with increased ruggedness as compared to existing membranes and processes.

Research Organization:
Pacific Northwest National Laboratory (PNNL), Richland, WA (United States)
Sponsoring Organization:
USDOE
DOE Contract Number:
ACO5-76RL01830
Assignee:
Battelle Memorial Institute, Richland, WA
Patent Number(s):
9,919,264
Application Number:
15/187,305
OSTI ID:
1429851
Resource Relation:
Patent File Date: 2016 Jun 20
Country of Publication:
United States
Language:
English

References (20)

HIGH YIELD PREPARATION OF MACROSCOPIC GRAPHENE OXIDE MEMBRANES patent-application May 2012
Gas Separation Membrane and Method of Preparing the Same patent-application November 2013
Gas Separation Membrane and Method of Preparing the Same patent-application March 2014
Ultrathin, Molecular-Sieving Graphene Oxide Membranes for Separations Along with Their Methods of Formation and Use patent-application August 2014
Porous Materials and Methods including Nanoporous Materials for Water Filtration patent-application October 2014
Dryer and Water Recovery/Purification Unit Employing Graphene Oxide or Perforated Graphene Monolayer Membranes patent-application October 2014
Polymer Functionalized Graphene Oxide and Thermally Responsive Ion Permeable Membranes Made Therefrom patent-application November 2015
Nanocomposite with Nanochannels or Nanopores for Filtration of Waste Effluents patent-application January 2016
Composite Separation Membrane Including Graphene Oxide Coating Layer and Method for Manufacturing the Same patent-application March 2016
Novel Nano-Patterned Thin Film Membrane and Thin Film Composite Membranes, and Methods Using Same patent-application July 2016
Water Purification patent-application September 2016
Graphene-Based Membrane and Method of Preparation Thereof patent-application May 2017
Compositions and Methods for Improving the Anti-Fouling Properties of Polyethersulfone Membranes patent-application November 2017
Super-stretchable Graphene Oxide Macroscopic Fibers with Outstanding Knotability Fabricated by Dry Film Scrolling journal May 2014
Preparation of Graphitic Oxide journal March 1958
Hydration behavior and dynamics of water molecules in graphite oxide journal May 2006
Improved Synthesis of Graphene Oxide journal July 2010
Unimpeded Permeation of Water Through Helium-Leak-Tight Graphene-Based Membranes journal January 2012
Preparation and Characterization of Graphene Oxide journal January 2014
Efficient Preparation of Large-Area Graphene Oxide Sheets for Transparent Conductive Films journal August 2010