WO2013062306A3 - High purity graphene synthesis melted in water through photocatalytic reaction - Google Patents

High purity graphene synthesis melted in water through photocatalytic reaction Download PDF

Info

Publication number
WO2013062306A3
WO2013062306A3 PCT/KR2012/008756 KR2012008756W WO2013062306A3 WO 2013062306 A3 WO2013062306 A3 WO 2013062306A3 KR 2012008756 W KR2012008756 W KR 2012008756W WO 2013062306 A3 WO2013062306 A3 WO 2013062306A3
Authority
WO
WIPO (PCT)
Prior art keywords
high purity
melted
water
photocatalytic reaction
graphene synthesis
Prior art date
Application number
PCT/KR2012/008756
Other languages
French (fr)
Korean (ko)
Other versions
WO2013062306A2 (en
Inventor
이재성
장지욱
Original Assignee
포항공과대학교 산학협력단
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 포항공과대학교 산학협력단 filed Critical 포항공과대학교 산학협력단
Publication of WO2013062306A2 publication Critical patent/WO2013062306A2/en
Publication of WO2013062306A3 publication Critical patent/WO2013062306A3/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/063—Titanium; Oxides or hydroxides thereof
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/08—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor
    • B01J19/12—Processes employing the direct application of electric or wave energy, or particle radiation; Apparatus therefor employing electromagnetic waves
    • B01J19/122—Incoherent waves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00—Catalysts, in general, characterised by their form or physical properties
    • B01J35/30—Catalysts, in general, characterised by their form or physical properties characterised by their physical properties
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y40/00—Manufacture or treatment of nanostructures
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/15—Nano-sized carbon materials
    • C01B32/182—Graphene
    • C01B32/184—Preparation
    • C01B32/19—Preparation by exfoliation
    • C01B32/192—Preparation by exfoliation starting from graphitic oxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/15—Nano-sized carbon materials
    • C01B32/182—Graphene
    • C01B32/194—After-treatment
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/15—Nano-sized carbon materials
    • C01B32/182—Graphene
    • C01B32/198—Graphene oxide
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B32/00—Carbon; Compounds thereof
    • C01B32/20—Graphite
    • C01B32/21—After-treatment
    • C01B32/23—Oxidation
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B2204/00—Structure or properties of graphene
    • C01B2204/20—Graphene characterized by its properties
    • C01B2204/30—Purity
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/584—Recycling of catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Nanotechnology (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Composite Materials (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Manufacturing & Machinery (AREA)
  • Electromagnetism (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Catalysts (AREA)
  • Carbon And Carbon Compounds (AREA)

Abstract

The present invention relates to a method for manufacturing reduced graphene oxide, and more specifically, to a method for manufacturing high purity graphene oxide by reducing graphene oxide with a photocatalyst. A method according to the present invention is capable of producing the reduced high purity graphene oxide in bulk.
PCT/KR2012/008756 2011-10-24 2012-10-24 High purity graphene synthesis melted in water through photocatalytic reaction WO2013062306A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020110108999A KR101290690B1 (en) 2011-10-24 2011-10-24 Photocatalytic synthesis of pure and water soluble graphene nanosheets
KR10-2011-0108999 2011-10-24

Publications (2)

Publication Number Publication Date
WO2013062306A2 WO2013062306A2 (en) 2013-05-02
WO2013062306A3 true WO2013062306A3 (en) 2013-06-20

Family

ID=48168722

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2012/008756 WO2013062306A2 (en) 2011-10-24 2012-10-24 High purity graphene synthesis melted in water through photocatalytic reaction

Country Status (2)

Country Link
KR (1) KR101290690B1 (en)
WO (1) WO2013062306A2 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104785235B (en) * 2015-03-25 2017-03-01 中南大学 A kind of preparation method of modified graphene carried titanium dioxide composite photo-catalyst
CN105478101A (en) * 2015-11-24 2016-04-13 华南理工大学 Reduced graphene oxide/titanium dioxide composite wastewater treatment agent, and preparation method and application thereof
CN109906499A (en) 2016-08-30 2019-06-18 斯威本科技大学 Capacitor, electrode, redox graphene and the method and apparatus of manufacture
CN108339542B (en) * 2018-03-07 2020-08-14 首都师范大学 Preparation method of blue titanium dioxide

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110101668A (en) * 2010-03-09 2011-09-16 울산대학교 산학협력단 Manufacturing method of graphene compound with excellent dispersability in organic solvents

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20110101668A (en) * 2010-03-09 2011-09-16 울산대학교 산학협력단 Manufacturing method of graphene compound with excellent dispersability in organic solvents

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
AKHAVAN O. ET AL.: "Photodegradation of graphene oxide sheets by Ti02 Nanoparticles after a photocatalytic reduction.", J. PHYS. CHEM. C., vol. 114, July 2010 (2010-07-01), pages 12955 - 12959 *
DING Y. H. ET AL.: "A green approach to the synthesis of reduced graphene oxide nanosheets under UV irradiation", NANOTECHNOLOGY, vol. 22, March 2011 (2011-03-01), pages 215601, XP020190339, DOI: doi:10.1088/0957-4484/22/21/215601 *
SEN LIU ET AL.: "A method for the production of reduced graphene oxide using benzylamine as a reducing and stabilizing agent and its subsequent decoration with Ag nanoparticles for enzymeless hydrogen peroxide detection.", CARBON., vol. 49, March 2011 (2011-03-01), pages 3158 - 3164, XP028218071, DOI: doi:10.1016/j.carbon.2011.03.036 *

Also Published As

Publication number Publication date
KR20130044778A (en) 2013-05-03
WO2013062306A2 (en) 2013-05-02
KR101290690B1 (en) 2013-07-29

Similar Documents

Publication Publication Date Title
MY180098A (en) Novel process for preparing silicas
WO2010117204A3 (en) Production method for a metal nanostructure using an ionic liquid
EP2707323A4 (en) Process for biomass conversion to synthesis gas
WO2011101300A3 (en) Production of carbon nanotubes
EP2696971A4 (en) Process for producing catalyst for oxidation of ethylene to ethylene oxide
ZA201404090B (en) Process for producing reforming catalyst and reforming of methane
WO2012166472A3 (en) Production of propene
EP2636451A4 (en) Oxide catalyst, process for production of oxide catalyst, process for production of unsaturated acid, and process for production of unsaturated nitrile
RS60472B1 (en) Production of acetic acid with high conversion rate
GB2511265B (en) Process for the conversion of carbon dioxide to methanol
WO2012087628A3 (en) Production of polycrystalline silicon by the thermal decomposition of dichlorosilane in a fluidized bed reactor
ZA201309699B (en) Process for production of synthesis gas
WO2012025483A3 (en) Catalyst and method for the production of chlorine by gas phase oxidation
WO2012101429A3 (en) A pellet
ZA201306224B (en) Improved process for manufacture of a zeolite based catalyst for the conversion of methanol to olefins
WO2013002486A3 (en) Method for preparing lithium manganese oxides by solid state reaction
ZA201306225B (en) Process for manufacture of a zeolite based catalyst for the conversion of methanol to olefins
ZA201404092B (en) Process for producing methanation catalyst and process for methanation of synthesis gas
EP2736842A4 (en) Process of producing chlorine gas by catalytic oxidation of hydrogen chloride
WO2013062306A3 (en) High purity graphene synthesis melted in water through photocatalytic reaction
LT2723679T (en) Process for producing a syngas intermediate suitable for the production of hydrogen
PL2694205T3 (en) Catalysts for the conversion of synthesis gas to alcohols
WO2010058427A3 (en) Process for production and purification of polymyxin b sulfate
WO2013049314A3 (en) Production of polycrystalline silicon by the thermal decomposition of silane in a fluidized bed reactor
WO2012175255A3 (en) Method for the production of 2-ethylheptanoic acid

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 12843210

Country of ref document: EP

Kind code of ref document: A2

122 Ep: pct application non-entry in european phase

Ref document number: 12843210

Country of ref document: EP

Kind code of ref document: A2