JP2022508770A - 分散性端部官能化グラフェンプレートレット - Google Patents
分散性端部官能化グラフェンプレートレット Download PDFInfo
- Publication number
- JP2022508770A JP2022508770A JP2021546020A JP2021546020A JP2022508770A JP 2022508770 A JP2022508770 A JP 2022508770A JP 2021546020 A JP2021546020 A JP 2021546020A JP 2021546020 A JP2021546020 A JP 2021546020A JP 2022508770 A JP2022508770 A JP 2022508770A
- Authority
- JP
- Japan
- Prior art keywords
- graphene
- platelet
- graphite
- layer
- water
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 190
- 229910021389 graphene Inorganic materials 0.000 title claims abstract description 134
- 238000004519 manufacturing process Methods 0.000 claims abstract description 16
- 229910002804 graphite Inorganic materials 0.000 claims description 39
- 239000010439 graphite Substances 0.000 claims description 39
- 238000000034 method Methods 0.000 claims description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 239000007787 solid Substances 0.000 claims description 24
- 239000006185 dispersion Substances 0.000 claims description 20
- 239000000203 mixture Substances 0.000 claims description 19
- 239000000843 powder Substances 0.000 claims description 18
- 229910021645 metal ion Inorganic materials 0.000 claims description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 10
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 10
- 239000000706 filtrate Substances 0.000 claims description 10
- 229910001927 ruthenium tetroxide Inorganic materials 0.000 claims description 10
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 8
- 239000003960 organic solvent Substances 0.000 claims description 8
- 239000007800 oxidant agent Substances 0.000 claims description 8
- 239000006228 supernatant Substances 0.000 claims description 8
- 238000005406 washing Methods 0.000 claims description 8
- 239000011230 binding agent Substances 0.000 claims description 7
- 229920000642 polymer Polymers 0.000 claims description 7
- JQWHASGSAFIOCM-UHFFFAOYSA-M sodium periodate Chemical compound [Na+].[O-]I(=O)(=O)=O JQWHASGSAFIOCM-UHFFFAOYSA-M 0.000 claims description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- 239000002033 PVDF binder Substances 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 6
- YBCAZPLXEGKKFM-UHFFFAOYSA-K ruthenium(iii) chloride Chemical compound [Cl-].[Cl-].[Cl-].[Ru+3] YBCAZPLXEGKKFM-UHFFFAOYSA-K 0.000 claims description 6
- 229910052718 tin Inorganic materials 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 230000001590 oxidative effect Effects 0.000 claims description 5
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 5
- 229920001661 Chitosan Polymers 0.000 claims description 4
- 230000007935 neutral effect Effects 0.000 claims description 4
- FHVDTGUDJYJELY-UHFFFAOYSA-N 6-{[2-carboxy-4,5-dihydroxy-6-(phosphanyloxy)oxan-3-yl]oxy}-4,5-dihydroxy-3-phosphanyloxane-2-carboxylic acid Chemical group O1C(C(O)=O)C(P)C(O)C(O)C1OC1C(C(O)=O)OC(OP)C(O)C1O FHVDTGUDJYJELY-UHFFFAOYSA-N 0.000 claims description 3
- 229920000557 Nafion® Polymers 0.000 claims description 3
- 229920001609 Poly(3,4-ethylenedioxythiophene) Polymers 0.000 claims description 3
- 229920002873 Polyethylenimine Polymers 0.000 claims description 3
- 229940072056 alginate Drugs 0.000 claims description 3
- 229920000615 alginic acid Polymers 0.000 claims description 3
- 235000010443 alginic acid Nutrition 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 229920001601 polyetherimide Polymers 0.000 claims description 3
- 229920001223 polyethylene glycol Polymers 0.000 claims description 3
- 229920013657 polymer matrix composite Polymers 0.000 claims description 3
- 239000011160 polymer matrix composite Substances 0.000 claims description 3
- 239000004697 Polyetherimide Substances 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 2
- 235000013870 dimethyl polysiloxane Nutrition 0.000 claims description 2
- 150000002148 esters Chemical class 0.000 claims description 2
- 238000000265 homogenisation Methods 0.000 claims description 2
- 150000002825 nitriles Chemical class 0.000 claims description 2
- CXQXSVUQTKDNFP-UHFFFAOYSA-N octamethyltrisiloxane Chemical compound C[Si](C)(C)O[Si](C)(C)O[Si](C)(C)C CXQXSVUQTKDNFP-UHFFFAOYSA-N 0.000 claims description 2
- 238000004987 plasma desorption mass spectroscopy Methods 0.000 claims description 2
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 2
- 239000004814 polyurethane Substances 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- 125000000524 functional group Chemical group 0.000 abstract description 7
- 239000002131 composite material Substances 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 abstract description 3
- 239000010410 layer Substances 0.000 description 42
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 239000000725 suspension Substances 0.000 description 8
- 239000002904 solvent Substances 0.000 description 7
- 238000002474 experimental method Methods 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 5
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 5
- 238000001237 Raman spectrum Methods 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 238000001228 spectrum Methods 0.000 description 5
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 description 4
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 239000000523 sample Substances 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 239000011135 tin Substances 0.000 description 4
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 229910019891 RuCl3 Inorganic materials 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 238000004833 X-ray photoelectron spectroscopy Methods 0.000 description 3
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 3
- 235000019439 ethyl acetate Nutrition 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- 238000001069 Raman spectroscopy Methods 0.000 description 2
- 206010040844 Skin exfoliation Diseases 0.000 description 2
- 238000003917 TEM image Methods 0.000 description 2
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 2
- 238000000026 X-ray photoelectron spectrum Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000035618 desquamation Effects 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 239000002608 ionic liquid Substances 0.000 description 2
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000002064 nanoplatelet Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 238000001878 scanning electron micrograph Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000004448 titration Methods 0.000 description 2
- 229910009112 xH2O Inorganic materials 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
- 239000005751 Copper oxide Substances 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 229910021578 Iron(III) chloride Inorganic materials 0.000 description 1
- 239000005708 Sodium hypochlorite Substances 0.000 description 1
- 238000005411 Van der Waals force Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 238000013019 agitation Methods 0.000 description 1
- 230000001668 ameliorated effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910000431 copper oxide Inorganic materials 0.000 description 1
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 1
- 230000023753 dehiscence Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- -1 for example Polymers 0.000 description 1
- 238000007306 functionalization reaction Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002105 nanoparticle Substances 0.000 description 1
- 229940031182 nanoparticles iron oxide Drugs 0.000 description 1
- 239000002074 nanoribbon Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000001350 scanning transmission electron microscopy Methods 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- SUKJFIGYRHOWBL-UHFFFAOYSA-N sodium hypochlorite Chemical compound [Na+].Cl[O-] SUKJFIGYRHOWBL-UHFFFAOYSA-N 0.000 description 1
- 238000000527 sonication Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000002411 thermogravimetry Methods 0.000 description 1
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 description 1
- WRTMQOHKMFDUKX-UHFFFAOYSA-N triiodide Chemical compound I[I-]I WRTMQOHKMFDUKX-UHFFFAOYSA-N 0.000 description 1
- 238000003828 vacuum filtration Methods 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/58—Selection of substances as active materials, active masses, active liquids of inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy; of polyanionic structures, e.g. phosphates, silicates or borates
- H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
- H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
-
- 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
-
- 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
-
- 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
-
- 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
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/02—Elements
- C08K3/04—Carbon
- C08K3/042—Graphene or derivatives, e.g. graphene oxides
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/04—Processes of manufacture in general
- H01M4/0402—Methods of deposition of the material
- H01M4/0404—Methods of deposition of the material by coating on electrode collectors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/366—Composites as layered products
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/621—Binders
- H01M4/622—Binders being polymers
- H01M4/623—Binders being polymers fluorinated polymers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
-
- 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
- C01B2204/04—Specific amount of layers or specific thickness
-
- 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
- C01B2204/22—Electronic properties
-
- 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
- C01B2204/28—Solid content in solvents
-
- 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
-
- 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
- C01B2204/32—Size or surface area
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/80—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70
- C01P2002/82—Crystal-structural characteristics defined by measured data other than those specified in group C01P2002/70 by IR- or Raman-data
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/03—Particle morphology depicted by an image obtained by SEM
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/01—Particle morphology depicted by an image
- C01P2004/04—Particle morphology depicted by an image obtained by TEM, STEM, STM or AFM
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/20—Particle morphology extending in two dimensions, e.g. plate-like
- C01P2004/24—Nanoplates, i.e. plate-like particles with a thickness from 1-100 nanometer
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2006/00—Physical properties of inorganic compounds
- C01P2006/40—Electric properties
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/001—Conductive additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/011—Nanostructured additives
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K2201/00—Specific properties of additives
- C08K2201/014—Additives containing two or more different additives of the same subgroup in C08K
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Nanotechnology (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Composite Materials (AREA)
- Manufacturing & Machinery (AREA)
- Carbon And Carbon Compounds (AREA)
- Inert Electrodes (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
Description
本開示は、新規の端部官能化グラフェンプレートレット構造及びその製造方法に関する。
1原子層の厚さの炭素膜であるグラフェンは、高い熱及び電気伝導度、並びに高い機械強度などの多数の望ましい特性を有する。したがって、グラフェンは、エネルギー貯蔵、バイオセンシング及び濾過、並びに改良された電気及び医療デバイスなどの広範囲の用途のために有望な材料である。しかしながら、グラフェンの望ましい特性を維持しながら、工業規模での製造のためのナノプレートレット又はナノリボンなどの多量のグラフェン及びグラフェン誘導体を製造すること及び貯蔵することの難しさのため、現在、これらの用途におけるグラフェンの使用は限定されている。グラフェンという用語は、一般に、1~10原子層の厚さの炭素膜(及び関連材料)を指すものとして認められる。したがって、本明細書を通して、グラフェンは最高10層までの原子層の炭素膜を指すことは理解されるであろう。10層より多い原子層を有する炭素膜は、典型的に黒鉛と記載される。
一態様において、本発明は、グラフェンの基層と、基層上に積層された少なくとも1層の不連続グラフェン層とを含み、少なくとも1層の不連続が基層より小さい表面積を有し、且つ基層及び少なくとも1層の不連続層の端部領域が少なくとも部分的に官能化される、分散性グラフェンプレートレットを提供する。
a.有機ニトリル(アセトニトリルなど)、エステル(酢酸エチルなど)及び水を含有する溶液中に黒鉛又はグラフェンを懸濁させるステップと、
b.懸濁させた黒鉛又はグラフェンを含有する溶液を酸化剤(四酸化ルテニウムなど)と反応させて、黒鉛又はグラフェンの端部領域を少なくとも部分的に官能化させるステップと
を含む、分散性グラフェンプレートレットの製造方法が提供される。
分散性グラフェンプレートレットは、ミクロン規模のグラフェンの基層を含有する構造を有する。この基層の表面上に、基層より上に7~9層程度の高さで積層されていてもよい不規則なナノメートルサイズのグラフェン層が存在する。特に明記されない限り、この構造は、その上に少なくとも1つのグラフェンの不連続層が積層されたグラフェンの基層を含み、基層より上のグラフェンのそれぞれの層が、それが積層された層よりも小さい表面積を有する。基層及びそれに積層された不連続層の端部は、全て少なくとも部分的に官能化され、基層のためにグラフェン様特性、及びそれぞれのプレートレット上の官能基の量が増加することのために改善された分散性を有する構造が提供される。
Claims (32)
- グラフェンの基層と、
前記基層上に積層された少なくとも1層の不連続グラフェン層と
を含み、前記少なくとも1層の不連続層が前記基層より小さい表面積を有し、且つ前記基層及び前記少なくとも1層の不連続層の端部領域が少なくとも部分的に官能化される、分散性グラフェンプレートレット。 - 前記プレートレットが、最高700mg/mLまでの濃度で水中で安定な分散を形成することができる、請求項1に記載のプレートレット。
- 前記プレートレットの電気伝導度が約900S/cmである、請求項1又は2に記載のプレートレット。
- 前記プレートレットが、前記官能化された端部又は前記表面の少なくとも1つへの金属イオンへの添加によって、さらに官能化される、請求項1~3のいずれか一項に記載のプレートレット。
- 前記金属イオンが、Fe、Cu、Co及びSnから選択される、請求項4に記載のプレートレット。
- ポリマーと、
請求項1~5のいずれか一項に記載のグラフェンプレートレットと
を含む、ポリマー-マトリックス複合材料。 - 前記ポリマーが、アルギネート、キトサン、PVA、PEG、PU、PEI、PVDF、PDMS又はPEDOT PSSから選択される、請求項6に記載のポリマー-マトリックス複合材料。
- 請求項1~5のいずれか一項に記載のグラフェンプレートレットと、
バインダーと
を含む、電気化学プロセス用の電極。 - 前記バインダーが、ナフィオン及びPVDFから選択される、請求項8に記載の電極。
- 請求項1~5のいずれか一項に記載のグラフェンプレートレット、及びバインダーを含有する混合物を製造することと、
電極基材上に前記混合物をコーティングすることと
を含む、請求項8又は9のいずれか一項に記載の電極の製造方法。 - a.有機ニトリル(アセトニトリルなど)、エステル(酢酸エチルなど)及び水を含有する溶液中に黒鉛又はグラフェンを懸濁させるステップと、
b.懸濁させた黒鉛又はグラフェンを含有する前記溶液を酸化剤(四酸化ルテニウムなど)と反応させて、前記黒鉛又は前記グラフェンの端部領域を少なくとも部分的に官能化させるステップと
を含む、分散性グラフェンプレートレットの製造方法。 - ステップbにおいて結果として得られる前記溶液を氷浴室中で冷却するステップをさらに含む、請求項11に記載の方法。
- ステップbにおいて結果として得られる前記溶液を均質化するステップをさらに含む、請求項11又は12のいずれか一項に記載の方法。
- 前記均質化が、20000rpmにおいて最高2時間まで実行される、請求項13に記載の方法。
- ステップbにおいて結果として得られる前記溶液を超音波処理するステップをさらに含む、請求項11~14のいずれか一項に記載の方法。
- ステップbにおいて結果として得られる前記溶液を濾過して、濾過した固体を生じさせるステップをさらに含む、請求項11~15のいずれか一項に記載の方法。
- 前記濾過した固体を洗浄するステップをさらに含む、請求項16に記載の方法。
- 洗浄が、前記濾過した固体をHCl及び水で洗浄することを含む、請求項17に記載の方法。
- 前記濾過した固体を洗浄することによって生じる濾液が無色になるまで、前記濾過した固体をHClで洗浄し、次いで前記濾液が中性になるまで水で洗浄する、請求項18に記載の方法。
- 前記濾過した固体をエタノール又はアセトンなどの有機溶媒で洗浄する、請求項17又は18のいずれか一項に記載の方法。
- 前記濾過した固体を真空中で乾燥させて、乾燥粉末を生じさせる、請求項16~20のいずれか一項に記載の方法。
- 前記濾過した固体を凍結乾燥させて、乾燥粉末を生じさせる、請求項16~20のいずれか一項に記載の方法。
- 前記乾燥粉末を水中で分散させ、最高30分間まで超音波処理し、そして得られた混合物を最高48時間まで沈殿させて、固体及び上澄みを生じさせ、上澄みをデカンテーションし、濾過して、グラフェン粉末を生じさせる、請求項21又は22のいずれか一項に記載の方法。
- 前記グラフェン粉末を有機溶媒で洗浄し、乾燥させる、請求項23に記載の方法。
- 前記乾燥粉末を水中で分散させ、最高30分間まで超音波処理し、そして得られた混合物を遠心分離して、固体及び上澄みを生じさせる、請求項23又は24のいずれか一項に記載の方法。
- 前記酸化剤が四酸化ルテニウムである、請求項11~25のいずれか一項に記載の方法。
- 前記四酸化ルテニウムが、懸濁されたグラフェン又は黒鉛を含有する前記溶液に添加された塩化ルテニウムとの過ヨウ素酸ナトリウムの反応によって提供される、請求項26に記載の方法。
- 前記グラフェン又は黒鉛が、中間層間隔が増加している膨張黒鉛型で提供される、請求項11~27のいずれか一項に記載の方法。
- 次いで、金属イオンを含有する溶液中に前記濾過した固体を分散させ、金属イオンを前記プレートレットの表面又は官能化された端部の少なくとも1つに結合させる、請求項21~25のいずれか一項に記載の方法。
- 前記金属イオンが、Fe、Cu、Co及びSnから選択される、請求項29に記載の方法。
- 請求項11~30のいずれか一項に記載の方法によって製造される、請求項1~5のいずれか一項に記載の分散性グラフェンプレートレット。
- 溶液中に黒鉛又はグラフェンを懸濁させるステップと、
懸濁させた黒鉛又はグラフェンを含有する前記溶液を酸化剤と接触させて、前記黒鉛又は前記グラフェンの端部領域を少なくとも部分的に官能化させるステップと
を含む、分散性グラフェンプレートレットの製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2018903793 | 2018-10-08 | ||
AU2018903793A AU2018903793A0 (en) | 2018-10-08 | Dispersible edge functionalised graphene platelets | |
PCT/AU2019/051076 WO2020073081A1 (en) | 2018-10-08 | 2019-10-04 | Dispersible edge functionalised graphene platelets |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022508770A true JP2022508770A (ja) | 2022-01-19 |
JP7479390B2 JP7479390B2 (ja) | 2024-05-08 |
Family
ID=70163651
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021546020A Active JP7479390B2 (ja) | 2018-10-08 | 2019-10-04 | 分散性端部官能化グラフェンプレートレット |
Country Status (11)
Country | Link |
---|---|
US (1) | US20210328221A1 (ja) |
EP (1) | EP3863966A4 (ja) |
JP (1) | JP7479390B2 (ja) |
CN (1) | CN113165882A (ja) |
AU (3) | AU2019356795B2 (ja) |
BR (1) | BR112021006733A2 (ja) |
CA (1) | CA3115550A1 (ja) |
EA (1) | EA202190745A1 (ja) |
SG (1) | SG11202103501SA (ja) |
WO (1) | WO2020073081A1 (ja) |
ZA (1) | ZA202102668B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023182109A1 (ja) * | 2022-03-24 | 2023-09-28 | 富士フイルム株式会社 | 二次電池用バインダー組成物、非水二次電池用組成物、全固体二次電池用シート及び全固体二次電池、並びに、全固体二次電池用シート及び全固体二次電池の製造方法 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2022417289A1 (en) * | 2021-12-23 | 2024-08-01 | Sicona Battery Technologies Pty Ltd | Edge functionalised graphene thermal nanofluids |
CN114956065B (zh) * | 2022-05-30 | 2023-09-26 | 广东墨睿科技有限公司 | 氨基改性石墨烯及制备方法和氨基改性石墨烯涂料及应用 |
CN117923477A (zh) * | 2022-10-24 | 2024-04-26 | 中国石油化工股份有限公司 | 一种边缘接枝改性石墨烯及其水分散液和制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012500179A (ja) * | 2008-08-19 | 2012-01-05 | ウィリアム・マーシュ・ライス・ユニバーシティ | カーボンナノチューブからのグラフェンナノリボンの製造 |
JP2012527396A (ja) * | 2009-05-22 | 2012-11-08 | ウィリアム・マーシュ・ライス・ユニバーシティ | 高度に酸化されたグラフェン酸化物およびそれらの製造方法 |
JP2016175828A (ja) * | 2015-03-17 | 2016-10-06 | グラフェネア エス.エー.Graphenea S.A. | 酸化グラフェンの取得方法 |
WO2017130136A1 (en) * | 2016-01-27 | 2017-08-03 | Versalis S.P.A. | Composition containing graphene and graphene nanoplatelets and preparation process thereof |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9991391B2 (en) * | 2008-07-25 | 2018-06-05 | The Board Of Trustees Of The Leland Stanford Junior University | Pristine and functionalized graphene materials |
US8501318B2 (en) * | 2008-09-03 | 2013-08-06 | Nanotek Instruments, Inc. | Dispersible and conductive nano graphene platelets |
WO2010083378A2 (en) * | 2009-01-15 | 2010-07-22 | Board Of Regents, The University Of Texas System | Mixtures comprising graphite and graphene materials and products and uses thereof |
US8652687B2 (en) * | 2009-12-24 | 2014-02-18 | Nanotek Instruments, Inc. | Conductive graphene polymer binder for electrochemical cell electrodes |
US8795899B2 (en) * | 2010-08-19 | 2014-08-05 | Nanotek Instruments, Inc. | Lithium super-battery with a functionalized nano graphene cathode |
KR101216052B1 (ko) * | 2010-12-10 | 2012-12-27 | 국립대학법인 울산과학기술대학교 산학협력단 | 질소가 도핑된 그래핀의 제조 방법 및 이에 의하여 제조되는 질소가 도핑된 그래핀 |
CN102295913A (zh) * | 2011-06-14 | 2011-12-28 | 哈尔滨工程大学 | 吸收高频电磁波的石墨烯与四氧化三铁纳米材料及制法 |
IN2014DN02052A (ja) * | 2011-09-14 | 2015-05-15 | Univ Rice William M | |
KR101580561B1 (ko) * | 2014-02-17 | 2015-12-29 | 한국과학기술연구원 | 표면 기능화된 탄소재료 및 그 표면 기능화 방법 |
EP3230386B1 (en) * | 2014-12-09 | 2024-02-21 | NanoXplore Inc. | Large scale production of oxidized graphene |
KR20160071939A (ko) * | 2014-12-12 | 2016-06-22 | 주식회사 엘지화학 | 부분 산화 그래핀 및 이의 제조 방법 |
CN104617300A (zh) * | 2015-02-09 | 2015-05-13 | 天津师范大学 | 一种采用还原氧化石墨烯制备锂离子电池正负极材料的方法 |
-
2019
- 2019-10-04 SG SG11202103501SA patent/SG11202103501SA/en unknown
- 2019-10-04 CA CA3115550A patent/CA3115550A1/en active Pending
- 2019-10-04 EA EA202190745A patent/EA202190745A1/ru unknown
- 2019-10-04 WO PCT/AU2019/051076 patent/WO2020073081A1/en unknown
- 2019-10-04 AU AU2019356795A patent/AU2019356795B2/en active Active
- 2019-10-04 US US17/283,705 patent/US20210328221A1/en active Pending
- 2019-10-04 CN CN201980078897.0A patent/CN113165882A/zh active Pending
- 2019-10-04 EP EP19870913.1A patent/EP3863966A4/en active Pending
- 2019-10-04 JP JP2021546020A patent/JP7479390B2/ja active Active
- 2019-10-04 BR BR112021006733-7A patent/BR112021006733A2/pt unknown
-
2021
- 2021-04-21 ZA ZA2021/02668A patent/ZA202102668B/en unknown
-
2022
- 2022-04-29 AU AU2022202850A patent/AU2022202850A1/en not_active Abandoned
-
2024
- 2024-06-17 AU AU2024204111A patent/AU2024204111A1/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012500179A (ja) * | 2008-08-19 | 2012-01-05 | ウィリアム・マーシュ・ライス・ユニバーシティ | カーボンナノチューブからのグラフェンナノリボンの製造 |
JP2012527396A (ja) * | 2009-05-22 | 2012-11-08 | ウィリアム・マーシュ・ライス・ユニバーシティ | 高度に酸化されたグラフェン酸化物およびそれらの製造方法 |
JP2016175828A (ja) * | 2015-03-17 | 2016-10-06 | グラフェネア エス.エー.Graphenea S.A. | 酸化グラフェンの取得方法 |
WO2017130136A1 (en) * | 2016-01-27 | 2017-08-03 | Versalis S.P.A. | Composition containing graphene and graphene nanoplatelets and preparation process thereof |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2023182109A1 (ja) * | 2022-03-24 | 2023-09-28 | 富士フイルム株式会社 | 二次電池用バインダー組成物、非水二次電池用組成物、全固体二次電池用シート及び全固体二次電池、並びに、全固体二次電池用シート及び全固体二次電池の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
US20210328221A1 (en) | 2021-10-21 |
JP7479390B2 (ja) | 2024-05-08 |
AU2019356795B2 (en) | 2022-05-05 |
AU2019356795A1 (en) | 2021-05-13 |
ZA202102668B (en) | 2023-10-25 |
WO2020073081A1 (en) | 2020-04-16 |
AU2022202850A1 (en) | 2022-05-19 |
BR112021006733A2 (pt) | 2021-07-13 |
EP3863966A4 (en) | 2022-07-27 |
AU2024204111A1 (en) | 2024-07-04 |
CA3115550A1 (en) | 2020-04-16 |
EP3863966A1 (en) | 2021-08-18 |
EA202190745A1 (ru) | 2021-07-01 |
SG11202103501SA (en) | 2021-05-28 |
KR20210098961A (ko) | 2021-08-11 |
CN113165882A (zh) | 2021-07-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP2022508770A (ja) | 分散性端部官能化グラフェンプレートレット | |
Zhang et al. | Aqueous stabilization of graphene sheets using exfoliated montmorillonite nanoplatelets for multifunctional free-standing hybrid films via vacuum-assisted self-assembly | |
Ye et al. | A new graphene-modified protic ionic liquid-based composite membrane for solid polymer electrolytes | |
Ye et al. | Biocompatible reduced graphene oxide sheets with superior water dispersibility stabilized by cellulose nanocrystals and their polyethylene oxide composites | |
Liu et al. | Anisotropic conductive films based on highly aligned polyimide fibers containing hybrid materials of graphene nanoribbons and carbon nanotubes | |
Feng et al. | Core/shell-structured hyperbranched aromatic polyamide functionalized graphene nanosheets-poly (p-phenylene benzobisoxazole) nanocomposite films with improved dielectric properties and thermostability | |
WO2011041663A2 (en) | Exfoliation of graphite oxide in propylene carbonate and thermal reduction of resulting graphene oxide platelets | |
Heo et al. | Polyimide nanocomposites based on functionalized graphene sheets: Morphologies, thermal properties, and electrical and thermal conductivities | |
Lim et al. | Pyridine-functionalized graphene/polyimide nanocomposites; mechanical, gas barrier, and catalytic effects | |
Ye et al. | Enhanced ion transport in polymer–ionic liquid electrolytes containing ionic liquid-functionalized nanostructured carbon materials | |
Lin et al. | Effective solvothermal deoxidization of graphene oxide using solid sulphur as a reducing agent | |
Zhang et al. | A novel approach for transferring water-dispersible graphene nanosheets into organic media | |
Mallakpour et al. | Anionic clay intercalated by multi-walled carbon nanotubes as an efficient 3D nanofiller for the preparation of high-performance l-alanine amino acid containing poly (amide-imide) nanocomposites | |
US10894235B2 (en) | Composite membranes and applications thereof | |
Chouhan et al. | Graphene oxide-Laponite hybrid from highly stable aqueous dispersion | |
Jin et al. | Methylpiperidine-functionalized graphene oxide for efficient curing acceleration and gas barrier of polymer nanocomposites | |
Shi et al. | Self‐Assembled Polymeric Ionic Liquid‐Functionalized Cellulose Nano‐crystals: Constructing 3D Ion‐conducting Channels Within Ionic Liquid‐based Composite Polymer Electrolytes | |
Shin et al. | A facile synthesis method for highly water-dispersible reduced graphene oxide based on covalently linked pyridinium salt | |
Wang et al. | Magnetic field-induced fabrication of Fe 3 O 4/graphene nanocomposites for enhanced electrode performance in lithium-ion batteries | |
Xu et al. | Direct growth of SnO2 nanocrystallites on electrochemically exfoliated graphene for lithium storage | |
Wang et al. | Enhanced dielectric properties of acrylic resin elastomer based nanocomposite with thermally reduced graphene nanosheets | |
Zhang et al. | Reductant-and stabilizer-free synthesis of graphene–polyaniline aqueous colloids for potential waterborne conductive coating application | |
KR102706989B1 (ko) | 분산가능한 에지 관능화된 그래핀 플레이틀렛 | |
Wang et al. | Multifunctional hybrid films prepared by aqueous stabilization of graphene sheets viaing cellulose nanofibers and exfoliated montmorillonite system | |
Miao et al. | Reversible Functionalization: A Scalable Way to Deliver the Structure and Interface of Graphene for Different Macro Applications. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A711 | Notification of change in applicant |
Free format text: JAPANESE INTERMEDIATE CODE: A711 Effective date: 20220822 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A821 Effective date: 20220822 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20220921 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20231101 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20240126 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20240329 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20240423 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 7479390 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |