JPWO2020136865A1 - MXene粒子材料、それらの粒子材料の製造方法、及び、二次電池 - Google Patents
MXene粒子材料、それらの粒子材料の製造方法、及び、二次電池 Download PDFInfo
- Publication number
- JPWO2020136865A1 JPWO2020136865A1 JP2019522353A JP2019522353A JPWO2020136865A1 JP WO2020136865 A1 JPWO2020136865 A1 JP WO2020136865A1 JP 2019522353 A JP2019522353 A JP 2019522353A JP 2019522353 A JP2019522353 A JP 2019522353A JP WO2020136865 A1 JPWO2020136865 A1 JP WO2020136865A1
- Authority
- JP
- Japan
- Prior art keywords
- particle material
- layer
- interlayer distance
- alc
- particle
- 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
- 239000002245 particle Substances 0.000 title claims abstract description 150
- 239000000463 material Substances 0.000 title claims abstract description 137
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims description 34
- 239000010410 layer Substances 0.000 claims abstract description 153
- 239000011800 void material Substances 0.000 claims abstract description 50
- 239000011229 interlayer Substances 0.000 claims abstract description 48
- 239000000203 mixture Substances 0.000 claims abstract description 39
- 239000013078 crystal Substances 0.000 claims abstract description 28
- 239000007773 negative electrode material Substances 0.000 claims abstract description 18
- 239000000919 ceramic Substances 0.000 claims description 55
- 239000000843 powder Substances 0.000 claims description 51
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 36
- 239000002994 raw material Substances 0.000 claims description 19
- 239000007864 aqueous solution Substances 0.000 claims description 18
- 239000000126 substance Substances 0.000 claims description 18
- 238000002441 X-ray diffraction Methods 0.000 claims description 16
- 230000002378 acidificating effect Effects 0.000 claims description 12
- 150000004673 fluoride salts Chemical class 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 4
- 239000012071 phase Substances 0.000 description 68
- 239000011324 bead Substances 0.000 description 33
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 26
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 25
- 229910052799 carbon Inorganic materials 0.000 description 25
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 23
- 238000010306 acid treatment Methods 0.000 description 22
- 229910052757 nitrogen Inorganic materials 0.000 description 22
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 21
- 239000002002 slurry Substances 0.000 description 21
- 150000001875 compounds Chemical class 0.000 description 19
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 18
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 17
- 239000007858 starting material Substances 0.000 description 16
- 229910052782 aluminium Inorganic materials 0.000 description 15
- 239000011812 mixed powder Substances 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 11
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 10
- 238000004458 analytical method Methods 0.000 description 10
- 229910001415 sodium ion Inorganic materials 0.000 description 10
- 229910052719 titanium Inorganic materials 0.000 description 10
- 238000005119 centrifugation Methods 0.000 description 9
- 229910001416 lithium ion Inorganic materials 0.000 description 9
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 9
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 8
- 239000002253 acid Substances 0.000 description 8
- 238000010304 firing Methods 0.000 description 8
- 238000005259 measurement Methods 0.000 description 8
- 230000002093 peripheral effect Effects 0.000 description 6
- -1 ethanol Chemical compound 0.000 description 5
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 4
- 238000011049 filling Methods 0.000 description 4
- 125000000524 functional group Chemical group 0.000 description 4
- 239000013067 intermediate product Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 229910017604 nitric acid Inorganic materials 0.000 description 4
- 239000003960 organic solvent Substances 0.000 description 4
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 4
- 239000012488 sample solution Substances 0.000 description 4
- 238000001878 scanning electron micrograph Methods 0.000 description 4
- 238000010301 surface-oxidation reaction Methods 0.000 description 4
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
- 229910002804 graphite Inorganic materials 0.000 description 3
- 239000010439 graphite Substances 0.000 description 3
- 125000005843 halogen group Chemical group 0.000 description 3
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000010298 pulverizing process Methods 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 238000003746 solid phase reaction Methods 0.000 description 3
- 239000006228 supernatant Substances 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 235000013365 dairy product Nutrition 0.000 description 2
- 239000008187 granular material Substances 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000011260 aqueous acid Substances 0.000 description 1
- 238000010296 bead milling Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052733 gallium Inorganic materials 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910002077 partially stabilized zirconia Inorganic materials 0.000 description 1
- 239000011236 particulate material Substances 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B21/00—Nitrogen; Compounds thereof
- C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
- C01B21/0828—Carbonitrides or oxycarbonitrides of metals, boron or silicon
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/58—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides
- C04B35/58007—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on refractory metal nitrides
- C04B35/58014—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on refractory metal nitrides based on titanium nitrides, e.g. TiAlON
- C04B35/58021—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on borides, nitrides, i.e. nitrides, oxynitrides, carbonitrides or oxycarbonitrides or silicides based on refractory metal nitrides based on titanium nitrides, e.g. TiAlON based on titanium carbonitrides
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/56—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides
- C04B35/5607—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on refractory metal carbides
- C04B35/5611—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on refractory metal carbides based on titanium carbides
- C04B35/5618—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on refractory metal carbides based on titanium carbides based on titanium aluminium carbides
-
- 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
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/62605—Treating the starting powders individually or as mixtures
- C04B35/6261—Milling
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/62605—Treating the starting powders individually or as mixtures
- C04B35/62625—Wet mixtures
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/22—Electrodes
- H01G11/30—Electrodes characterised by their material
- H01G11/50—Electrodes characterised by their material specially adapted for lithium-ion capacitors, e.g. for lithium-doping or for intercalation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/84—Processes for the manufacture of hybrid or EDL capacitors, or components thereof
- H01G11/86—Processes for the manufacture of hybrid or EDL capacitors, or components thereof specially adapted for electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/054—Accumulators with insertion or intercalation of metals other than lithium, e.g. with magnesium or aluminium
-
- 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
-
- 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
-
- 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
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/60—Compounds characterised by their crystallite size
-
- 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
- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/74—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by peak-intensities or a ratio thereof only
-
- 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
- C01P2002/77—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by unit-cell parameters, atom positions or structure diagrams
-
- 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
- C01P2002/78—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by stacking-plane distances or stacking sequences
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
- C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
- C04B2235/38—Non-oxide ceramic constituents or additives
- C04B2235/3817—Carbides
- C04B2235/3839—Refractory metal carbides
- C04B2235/3843—Titanium carbides
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/54—Particle size related information
- C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
- C04B2235/5445—Particle size related information expressed by the size of the particles or aggregates thereof submicron sized, i.e. from 0,1 to 1 micron
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/50—Constituents or additives of the starting mixture chosen for their shape or used because of their shape or their physical appearance
- C04B2235/54—Particle size related information
- C04B2235/5418—Particle size related information expressed by the size of the particles or aggregates thereof
- C04B2235/5454—Particle size related information expressed by the size of the particles or aggregates thereof nanometer sized, i.e. below 100 nm
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/74—Physical characteristics
- C04B2235/76—Crystal structural characteristics, e.g. symmetry
- C04B2235/761—Unit-cell parameters, e.g. lattice constants
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
- C04B2235/74—Physical characteristics
- C04B2235/77—Density
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G11/00—Hybrid capacitors, i.e. capacitors having different positive and negative electrodes; Electric double-layer [EDL] capacitors; Processes for the manufacture thereof or of parts thereof
- H01G11/04—Hybrid capacitors
- H01G11/06—Hybrid capacitors with one of the electrodes allowing ions to be reversibly doped thereinto, e.g. lithium ion capacitors [LIC]
-
- 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
- H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
- H01M2004/027—Negative electrodes
-
- 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)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Ceramic Engineering (AREA)
- Organic Chemistry (AREA)
- Structural Engineering (AREA)
- Power Engineering (AREA)
- Nanotechnology (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Composite Materials (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Powder Metallurgy (AREA)
Abstract
Description
X線回折試験における、Ti2Al(C1−xNx)[0<x<1]の002面のピーク強度(A)を基準として、
Ti3Al(C1−xNx)2[0<x<1]の002面のピーク強度(B)の比率(B/A)が、0.03以上で0.07以下、
Ti2Al(C1−xNx)[0<x<1]及びTi3Al(C1−xNx)2[0<x<1]以外の結晶相のピーク強度(C)の比率(C/A)が0.10以下であり、
Ti2AlC(1−x)Nx[0<x<1]及びTi2Al(C1−xNx)[0<x<1]の少なくとも一方で表される組成を主成分とする粒子材料が挙げられる。
前記原料から上記(1)〜(3)の何れか1項に記載の粒子材料を製造する製造工程と
を有する粒子材料の製造方法が開示される。
結晶格子内の空隙層の層間距離が0.59nmから0.70nmである層を含むTi2Alx[C(1−y)Ny]z(xは0.02超、0<y<1.0、zは0.80から1.20)で表される組成を持つ粒子を含む粒子材料、又は、
結晶格子内の空隙層の層間距離が0.44nmから0.55nmである層を含むTi3Alx[C(1−y)Ny]z(xは0.02超、0<y<1.0、zは1.80から2.60)で表される組成を持つ粒子を含む粒子材料を製造する製造工程と
を有する粒子材料の製造方法が開示される。
実施形態のTi2層あるいはTi3層のMXene粒子材料は、所定の組成式を持つ層状化合物からなる。この層状化合物は酸処理によってAl層の一部が除去されて大きな空隙層を有する。Ti3層よりもTi2層の方が電池特性(電池容量)の観点から優れる。
(その1)
Ti2層のMXene粒子材料はTi2層のMAX相セラミックス粉末からなる原料を酸処理してAl層を一部溶解して得られる。原料として好適な粒子材料としては、Ti2AlC(1−x)Nx[0<x<1]及びTi2Al(C1−xNx)[0<x<1]の少なくとも一方で表される組成を主成分とする。
本実施形態の粒子材料の製造方法は、上述の粒子材料を製造するのに好適な方法である。Ti2層のMAX相セラミックス粉末について、例えば、TiCとTiNとAlとTiの混合原料をCIP又は一軸加圧により1トン/cm2から3トン/cm2の範囲で加圧処理し、その圧粉体破砕片を1300℃から1400℃以下の不活性雰囲気中で熱処理することにより高純度なTi2層のMAX相セラミックスであるTi2Al(C1−yNy)、yは0<y<1.0を得ることができる。Ti3層のMAX相セラミックス粉末について、例えば、TiCとTiNとAlとTiの混合原料をCIP又は一軸加圧により1トン/cm2から3トン/cm2の範囲で加圧処理した圧粉体破砕片を、あるいは加圧処理することなく、1450℃から1600℃以下の不活性雰囲気中で熱処理することにより高純度なTi3層のMAX相セラミックスであるTi3Al(C1−xNx)2、(0<x<1)を得ることができる。
剥離工程に供する原料は、MAX相セラミックス粉末に酸性物質を20℃から30℃に制御した温度にて接触させて、MAX相セラミックス粉末に含まれるAl元素の一部を除去することで製造することができる。前処理工程に供する原料は、Ti2層については、Ti2AlC(1−x)Nx、xは0<x<1.0、で表される組成を有するMAX相セラミックス粉末である。MAX相セラミックスは、X線回折試験におけるTi2Al(C1−xNx)、(0<x<1)の002面に対するTi3Al(C1−xNx)2、(0<x<1)の002面のピーク強度の比率Aが、0.03以上で0.07以下、Ti2Al(C1−xNx)、(0<x<1)とTi3Al(C1−xNx)2、(0<x<1)以外の結晶相のピーク強度の比率Bが0.10以下である、高純度なTi2層のMAX相セラミックス粉末を用いることが好ましい。Ti3層については、Ti3Al[C(1−x)Nx]2、(0<x<1)で表される組成を有するMAX相セラミックス粉末である。
1つの例として、剥離工程では剥離工程後に製造される薄片状の粒子が多く含まれる粒子材料が上述した粒子材料にて記載した形態になるようビーズ径、周速、スラリー送り速度、ビーズ充填量、スラリー粒子濃度を調節する。剥離工程は原料である層状化合物の層を剥離する工程である。10μm〜300μmの微小サイズのビーズを用いることで酸処理によってAl層の一部を除去した空隙層から剥離することが可能となる。微小サイズのビーズを層状化合物の層間に衝突させることによってナノレベルの厚みで剥離させることができる。
本実施形態の二次電池は上述の本実施形態の粒子材料を負極活物質として含有する。リチウムイオン二次電池やナトリウムイオン二次電池が例示できる。その他の構成としては特に限定されない。なお二次電池の負極活物質に用いる用途においては、Ti2系MXene粒子材料の方が、Ti3系MXene粒子材料より、電池の容量の点でより好適である。
(実施例1)
TiC(3μm、レアメタリック)、TiN(3μm、レアメタリック)、Ti(35μm、高純度化学)、Al(30μm、高純度化学)のそれぞれの粉末を混合して混合粉末(TiC:TiN:Ti:Al=0.5:0.5:1:1モル)とした。得られた混合粉末を、1トン/cm2で静水圧プレス(CIP)し、圧粉体破砕片を小型真空加圧焼結炉により、Ar気流中1350℃で固相反応させてTi2AlC0.5N0.5組成のMAX相セラミックスを作製した。
TiC:TiN:Ti:Al=0.9:0.1:1:1モルの混合粉末を出発原料として用いた以外は実施例1と同様に行った。得られた空隙層の層間距離、薄片の厚みと大きさ、組成を表2した。
TiC:TiN:Ti:Al=0.75:0.25:1:1モルの混合粉末を出発原料として用いた以外は実施例1と同様に行った。得られた空隙層の層間距離、薄片の厚みと大きさ、組成を表2に示した。
TiC:TiN:Ti:Al=0.25:0.75:1:1モルの混合粉末を出発原料として用いた以外は実施例1と同様に行った。得られた空隙層の層間距離、薄片の厚みと大きさ、組成を表2に示した。
TiC:TiN:Ti:Al=0.1:0.9:1:1モルの混合粉末を出発原料として用いた以外は実施例1と同様に行った。得られた空隙層の層間距離、薄片の厚みと大きさ、組成を表2に示した。
TiC(3μm、レアメタリック)、TiN(3μm、レアメタリック)、Ti(35μm、高純度化学)、Al(30μm、高純度化学)のそれぞれの粉末を混合して混合粉末(TiC:TiN:Ti:Al=1:1:1:1モル)とした。得られた混合粉末を、CIP2t/cm2処理し、圧粉体破砕片をAr気流中1550℃で固相反応させてMAX相セラミックスを作製した。得られたMAX相セラミックスをアルミナ乳鉢で解砕した後、イソプロピルアルコール(IPA)中で直径5mmジルコニアボールを用いたボールミル粉砕(24h)、さらに直径0.5mmジルコニアボールを用いた遊星ボールミル粉砕(45分)を行った。
TiC:TiN:Ti:Al=1.8:0.2:1:1モルの混合粉末を出発原料として用いた以外は実施例6と同様に行った。得られた空隙層の層間距離、薄片の厚みと大きさ、組成を表3に示した。
TiC:TiN:Ti:Al=1.5:0.5:1:1モルの混合粉末を出発原料として用いた以外は実施例6と同様に行った。得られた空隙層の層間距離、薄片の厚みと大きさ、組成を表3に示した。
TiC:TiN:Ti:Al=0.5:1.5:1:1モルの混合粉末を出発原料として用いた以外は実施例6と同様に行った。得られた空隙層の層間距離、薄片の厚みと大きさ、組成を表3に示した。
TiC:TiN:Ti:Al=0.2:1.8:1:1モルの混合粉末を出発原料として用いた以外は実施例6と同様に行った。得られた空隙層の層間距離、薄片の厚みと大きさ、組成を表3に示した。
TiC:TiN:Ti:Al=1:0.0:1:1モルの混合粉末を出発原料として用いた以外は実施例1と同様に行った。剥離した状態を示すSEM像を図2に示した。得られたTi2層のMAX相セラミックス及びTi2層のMXene粒子材料のXRDプロファイルを図4に示す。また得られた空隙層の層間距離、薄片の厚みと大きさ、組成を表2に示した。
TiC:TiN:Ti:Al=2:0.0:1:1モルの混合粉末を出発原料として用いた以外は実施例6と同様に行った。得られたTi3層のMAX相セラミックス及びTi3層のMXene粒子材料のXRDプロファイルを図7に示す。また得られた空隙層の層間距離、薄片の厚みと大きさ、組成を表3に示した。
(実施例11)
焼成温度を1300℃とした以外は実施例1と同様にしてMAX相セラミックス粒子材料を作製した。実施例1と同様にXRD分析し結果を表1に示した。プロファイルを図5に示した。
焼成温度を1250℃とした以外は実施例1と同様にしてMAX相セラミックス粒子材料を作製した。実施例1と同様にXRD分析し結果を表1に示した。プロファイルを図5に示した。
焼成温度を1400℃とした以外は実施例1と同様にしてMAX相セラミックス粒子材料を作製した。実施例1と同様にXRD分析し結果を表1に示した。プロファイルを図5に示した。
焼成温度を1450℃とした以外は実施例1と同様にしてMAX相セラミックス粒子材料を作製した。実施例1と同様にXRD分析し結果を表1に示した。プロファイルを図5に示した。
(1)Ti2層のMAX相セラミックスの作製方法について
(a)Ti2層のMAX相セラミックスの代表例であるTi2AlCを例に反応メカニズムを説明する。出発原料にTiC、Ti、Al粉末を用い、その混合原料を不活性雰囲気中で1250℃以上の温度で焼成するとTi2AlCが得られる。1300℃以下では、中間生成物であるTi3AlCやTiCが残留する。しかし、1300℃ではTi2AlCの大部分が分解してTi3AlC2が形成される。高純度であるTi2AlCを得るためには、反応性を良くするために混合原料を1t/cm2から3t/cm2の圧力範囲でCIP処理や一軸加圧した圧粉体を作製した後、その破砕片を不活性雰囲気で熱処理する方法があるが、効果的ではなく、高純度であるTi2AlCが得られなかった。また、理論量よりもTiやAl粉末を増量した、例えば理論量の1.2倍量に増量すると、理論量よりも高純度化されるが、十分に高純度化されたTi2AlCが得られなかった。
酸処理を行う前処理工程において、20℃から30℃で制御した水溶液温度範囲で、10%以上のHF水溶液に24時間以上浸漬するとAlは完全に除去された(従来技術)。また35℃あるいは45℃で、LiF+HClあるいはKF+HCl水溶液に、24時間以上浸漬してもAlは完全に除去された(従来技術)。いずれも酸処理工程で一部表面酸化が進行し、電気抵抗が増加した。
剥離する方法として従来は超音波照射やローラーによる方法を用いていた。超音波照射による剥離方法について検討を行うと、剥離して薄片状の粒子材料を製造するのは困難であることが分かった。超音波照射によって層間を剥離する速度は極めて遅い上に、超音波照射によっては剥離しない場合もあった。またローラーによる方法では剥離は十分に進行しなかった。
Claims (7)
- 結晶格子内の空隙層の層間距離が0.59nmから0.70nmである層を含むTi2Alx[C(1−y)Ny]z(式中、xは0.02超、0<y<1.0、zは0.80から1.20)で表される組成を持つ粒子材料。
- 結晶格子内の空隙層の層間距離が0.44nmから0.55nmである層を含むTi3Alx[C(1−y)Ny]z(xは0.02超、yは0<y<1.0、zは1.80から2.60)で表される組成を持つ粒子材料。
- 厚みの平均値が3.5nm以上20nm以下、大きさ[(長辺+短辺)/2]の平均値が50nm以上300nm以下である請求項1又は2に記載の粒子材料。
- X線回折試験における、Ti2Al(C1−xNx)[0<x<1]の002面のピーク強度(A)を基準として、
Ti3Al(C1−xNx)2[0<x<1]の002面のピーク強度(B)の比率(B/A)が、0.03以上で0.07以下、
Ti2Al(C1−xNx)[0<x<1]及びTi3Al(C1−xNx)2[0<x<1]以外の結晶相のピーク強度(C)の比率(C/A)が0.10以下であり、
Ti2AlC(1−x)Nx[0<x<1]及びTi2Al(C1−xNx)[0<x<1]の少なくとも一方で表される組成を主成分とする粒子材料。 - 請求項4に記載の粒子材料に対し、フッ化塩と塩酸との組み合わせでなる酸性物質を20℃から30℃の水溶液温度で反応させて、含有するAl元素の一部を除去することで原料を製造する前処理工程と、
前記原料から請求項1〜3の何れか1項に記載の粒子材料を製造する製造工程と
を有する粒子材料の製造方法。 - MAX相セラミックス粉末に対し、フッ化塩と塩酸との組み合わせでなる酸性物質を20℃から30℃の水溶液温度で反応させて、含有するAl元素の一部を除去することで原料を製造する前処理工程と、
(1)結晶格子内の空隙層の層間距離が0.59nmから0.70nmである層を含むTi2Alx[C(1−y)Ny]z(xは0.02超、0<y<1.0、zは0.80から1.20)で表される組成を持つ粒子を含む粒子材料、又は、
(2)結晶格子内の空隙層の層間距離が0.44nmから0.55nmである層を含むTi3Alx[C(1−y)Ny]z(xは0.02超、0<y<1.0、zは1.80から2.60)で表される組成を持つ粒子を含む粒子材料を製造する製造工程と
を有する粒子材料の製造方法。 - 請求項1〜3うちの何れか1項に記載の粒子材料を含む負極活物質を有する二次電池。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2018/048449 WO2020136865A1 (ja) | 2018-12-28 | 2018-12-28 | MXene粒子材料、それらの粒子材料の製造方法、及び、二次電池 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP6564553B1 JP6564553B1 (ja) | 2019-08-21 |
JPWO2020136865A1 true JPWO2020136865A1 (ja) | 2021-02-15 |
Family
ID=67692189
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019522353A Active JP6564553B1 (ja) | 2018-12-28 | 2018-12-28 | MXene粒子材料、それらの粒子材料の製造方法、及び、二次電池 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10947161B2 (ja) |
JP (1) | JP6564553B1 (ja) |
KR (1) | KR102154947B1 (ja) |
CN (1) | CN110972477A (ja) |
TW (1) | TWI694971B (ja) |
WO (1) | WO2020136865A1 (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7001207B2 (ja) * | 2019-08-05 | 2022-01-19 | 株式会社村田製作所 | 導電性材料、導電性フィルム、電気化学キャパシタ、導電性材料の製造方法および導電性フィルムの製造方法 |
CN114804883B (zh) * | 2021-01-27 | 2023-11-10 | 中国科学院金属研究所 | 一种基于Ti2CTx迈科烯的高倍率锂离子电池负极材料制备方法 |
CN112928342B (zh) * | 2021-02-08 | 2022-06-03 | 安徽大学 | 一种多功能锌离子微型电池及其制备方法与应用 |
JPWO2022239209A1 (ja) * | 2021-05-13 | 2022-11-17 | ||
JPWO2022239210A1 (ja) * | 2021-05-13 | 2022-11-17 | ||
CN115367754B (zh) * | 2021-05-21 | 2023-11-14 | 北京航空航天大学 | 由MXene转化制备MAX相材料的方法及用途 |
CN116715527A (zh) * | 2021-05-21 | 2023-09-08 | 北京航空航天大学 | 含氮高熵MXene二维材料及其用途、电池隔膜、复合铝箔、正极片和电池 |
WO2023089739A1 (ja) * | 2021-11-18 | 2023-05-25 | 株式会社アドマテックス | 複合粒子材料及びその製造方法、並びに電極 |
CN114472914B (zh) * | 2022-01-06 | 2022-11-25 | 中山大学 | 一种多枝状银纳米线的制备方法 |
CN114361570B (zh) * | 2022-01-11 | 2023-09-01 | 山东大学 | 一种钠电池及其制备方法 |
WO2023223780A1 (ja) * | 2022-05-16 | 2023-11-23 | 株式会社村田製作所 | 導電性2次元粒子およびその製造方法、導電性膜、導電性ペースト、ならびに導電性複合材料 |
KR102685290B1 (ko) * | 2022-06-02 | 2024-07-17 | 주식회사 엘오티아이 | 저산소 맥스 상 합성 방법 |
KR20240115363A (ko) | 2023-01-18 | 2024-07-25 | 대구가톨릭대학교산학협력단 | 전이금속이 코팅된 맥신막을 갖는 하이브리드 태양전지 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3827443B2 (ja) * | 1998-03-30 | 2006-09-27 | 日本特殊陶業株式会社 | 表面被覆工具 |
CN102933519B (zh) * | 2010-04-30 | 2014-09-10 | 独立行政法人物质·材料研究机构 | 取向性max相陶瓷及其制造方法 |
US9193595B2 (en) * | 2011-06-21 | 2015-11-24 | Drexel University | Compositions comprising free-standing two-dimensional nanocrystals |
CN104056591B (zh) * | 2014-07-01 | 2016-02-03 | 西华师范大学 | 磁性有机污染废水处理剂及其制备方法和用途 |
JP2016063171A (ja) * | 2014-09-22 | 2016-04-25 | 国立大学法人 東京大学 | 層状化合物を含む電極材料 |
CN107001051B (zh) | 2014-09-25 | 2020-02-07 | 德雷塞尔大学 | 表现出新的电学和光学特性的MXene材料的物理形式 |
KR102373455B1 (ko) | 2015-09-24 | 2022-03-11 | 삼성전자주식회사 | 멕신(MXene) 나노시트 및 그 제조방법 |
JP2017076739A (ja) * | 2015-10-16 | 2017-04-20 | 国立大学法人 東京大学 | 層状化合物を含む電気化学キャパシタ用電極材料の製造方法 |
CN108615871B (zh) * | 2018-04-25 | 2020-10-09 | 山东大学 | 一种锂电池负极材料MXene的制备方法及其应用 |
CN108811478B (zh) * | 2018-06-12 | 2019-08-09 | 西北工业大学 | 一种三维层状MXene电磁屏蔽泡沫及制备方法 |
CN108987674B (zh) * | 2018-07-25 | 2020-06-05 | 山东大学 | 一种柔性MXene自支撑膜/金属复合材料及其制备方法、应用 |
-
2018
- 2018-12-28 CN CN201880027612.6A patent/CN110972477A/zh active Pending
- 2018-12-28 JP JP2019522353A patent/JP6564553B1/ja active Active
- 2018-12-28 KR KR1020197034392A patent/KR102154947B1/ko active IP Right Grant
- 2018-12-28 WO PCT/JP2018/048449 patent/WO2020136865A1/ja active Application Filing
-
2019
- 2019-10-04 TW TW108135980A patent/TWI694971B/zh active
-
2020
- 2020-03-18 US US16/822,161 patent/US10947161B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
KR20200083379A (ko) | 2020-07-08 |
TW202026245A (zh) | 2020-07-16 |
US20200255343A1 (en) | 2020-08-13 |
WO2020136865A1 (ja) | 2020-07-02 |
US10947161B2 (en) | 2021-03-16 |
KR102154947B1 (ko) | 2020-09-10 |
CN110972477A (zh) | 2020-04-07 |
TWI694971B (zh) | 2020-06-01 |
JP6564553B1 (ja) | 2019-08-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6564553B1 (ja) | MXene粒子材料、それらの粒子材料の製造方法、及び、二次電池 | |
JP6564552B1 (ja) | MXene粒子材料、スラリー、二次電池、透明電極、MXene粒子材料の製造方法 | |
JP5801317B2 (ja) | アルカリ金属オキシアニオン電極材料の電気化学性能を改善するための方法、及びそれにより得られたアルカリ金属オキシアニオン電極材料 | |
Jankovský et al. | Towards highly electrically conductive and thermally insulating graphene nanocomposites: Al 2 O 3–graphene | |
JP2011173761A (ja) | 電極用酸化チタン系化合物及びそれを用いたリチウム二次電池 | |
WO2016084723A1 (ja) | 板状アルミナ粉末の製法及び板状アルミナ粉末 | |
US12049402B2 (en) | Method for the manufacture of graphene oxide from electrode graphite scrap | |
WO2021224637A1 (en) | Lithium-ion conductive ceramic material and process | |
WO2013039108A1 (ja) | シュウ酸バリウムチタニルの製造方法及びチタン酸バリウムの製造方法 | |
TWI692443B (zh) | 板狀氧化鋁粉末的製法 | |
Wongmaneerung et al. | Effects of milling method and calcination condition on phase and morphology characteristics of Mg4Nb2O9 powders | |
JP2022052817A (ja) | リチウムイオン二次電池用正極活物質、及びその製造方法、並びにリチウムイオン二次電池 | |
KR102298897B1 (ko) | 폐 태양광 셀을 이용한 SiC 합성 방법 | |
WO2022239209A1 (ja) | 複合粉末材料及びその製造方法、並びに電極材料 | |
WO2022239210A1 (ja) | 新規なMXeneナノシートからなる粒子材料、その粒子材料を含有する分散液、及びその製造方法 | |
WO2023243347A1 (ja) | リチウムコバルト系複合酸化物粒子及びその製造方法、リチウムコバルト系複合酸化物粒子組成物及びそれらの製造方法 | |
JP2015143167A (ja) | 細長い粒子形状を有するアルミン酸リチウムの製造方法 | |
JP2023184449A (ja) | リチウムコバルト系複合酸化物粒子及びその製造方法、リチウムコバルト系複合酸化物粒子組成物及びそれらの製造方法 | |
JP2024523223A (ja) | ガリア粒子、及びガリア粒子の製造方法 | |
JP2024103101A (ja) | リチウムコバルト系複合酸化物粒子及びその製造方法 | |
KR20200130054A (ko) | 실리콘 분말 소재 제조방법 | |
WO2023057906A1 (en) | Mxene compound having novel crystalline morphology, and process for fabricating a compound of max phase type for synthesis of said mxene compound | |
JP2022071326A (ja) | 金属系粉体及びその製造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20190424 |
|
A871 | Explanation of circumstances concerning accelerated examination |
Free format text: JAPANESE INTERMEDIATE CODE: A871 Effective date: 20190424 |
|
A975 | Report on accelerated examination |
Free format text: JAPANESE INTERMEDIATE CODE: A971005 Effective date: 20190604 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20190611 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20190701 |
|
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: 20190718 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20190726 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 6564553 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313117 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |