KR102561871B1 - 전극 합제, 전극 합제의 제조방법, 전극 구조체, 전극 구조체의 제조방법 및 이차전지 - Google Patents
전극 합제, 전극 합제의 제조방법, 전극 구조체, 전극 구조체의 제조방법 및 이차전지 Download PDFInfo
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- KR102561871B1 KR102561871B1 KR1020207033834A KR20207033834A KR102561871B1 KR 102561871 B1 KR102561871 B1 KR 102561871B1 KR 1020207033834 A KR1020207033834 A KR 1020207033834A KR 20207033834 A KR20207033834 A KR 20207033834A KR 102561871 B1 KR102561871 B1 KR 102561871B1
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- electrode mixture
- electrode
- vinylidene fluoride
- active material
- current collector
- Prior art date
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- 239000000203 mixture Substances 0.000 title claims abstract description 197
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- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 claims abstract description 75
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- 239000007772 electrode material Substances 0.000 claims abstract description 56
- 239000011230 binding agent Substances 0.000 claims abstract description 44
- 229910021450 lithium metal oxide Inorganic materials 0.000 claims abstract description 44
- 239000000178 monomer Substances 0.000 claims abstract description 42
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 36
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- 125000004432 carbon atom Chemical group C* 0.000 claims description 16
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- 125000000217 alkyl group Chemical group 0.000 claims description 11
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- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
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- BLTXWCKMNMYXEA-UHFFFAOYSA-N 1,1,2-trifluoro-2-(trifluoromethoxy)ethene Chemical compound FC(F)=C(F)OC(F)(F)F BLTXWCKMNMYXEA-UHFFFAOYSA-N 0.000 description 1
- AVQQQNCBBIEMEU-UHFFFAOYSA-N 1,1,3,3-tetramethylurea Chemical compound CN(C)C(=O)N(C)C AVQQQNCBBIEMEU-UHFFFAOYSA-N 0.000 description 1
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- SBWOBTUYQXLKSS-UHFFFAOYSA-N 3-(2-methylprop-2-enoyloxy)propanoic acid Chemical compound CC(=C)C(=O)OCCC(O)=O SBWOBTUYQXLKSS-UHFFFAOYSA-N 0.000 description 1
- CYUZOYPRAQASLN-UHFFFAOYSA-N 3-prop-2-enoyloxypropanoic acid Chemical compound OC(=O)CCOC(=O)C=C CYUZOYPRAQASLN-UHFFFAOYSA-N 0.000 description 1
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- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- 229910003901 Li1.0Ni0.8Co0.2O2 Inorganic materials 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 229910017069 Ni0.6Co0.2Mn0.2O Inorganic materials 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
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- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- DTGWMJJKPLJKQD-UHFFFAOYSA-N butyl 2,2-dimethylpropaneperoxoate Chemical compound CCCCOOC(=O)C(C)(C)C DTGWMJJKPLJKQD-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
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- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical compound FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 description 1
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 1
- 239000006232 furnace black Substances 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNOIPBMMFNIUFM-UHFFFAOYSA-N hexamethylphosphoric triamide Chemical compound CN(C)P(=O)(N(C)C)N(C)C GNOIPBMMFNIUFM-UHFFFAOYSA-N 0.000 description 1
- 239000001866 hydroxypropyl methyl cellulose Substances 0.000 description 1
- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 description 1
- UFVKGYZPFZQRLF-UHFFFAOYSA-N hydroxypropyl methyl cellulose Chemical compound OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC2C(C(O)C(OC3C(C(O)C(O)C(CO)O3)O)C(CO)O2)O)C(CO)O1 UFVKGYZPFZQRLF-UHFFFAOYSA-N 0.000 description 1
- 235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000003273 ketjen black Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
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- 238000002156 mixing Methods 0.000 description 1
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- 229910021382 natural graphite Inorganic materials 0.000 description 1
- 229910052758 niobium Inorganic materials 0.000 description 1
- 238000000655 nuclear magnetic resonance spectrum Methods 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- BWJUFXUULUEGMA-UHFFFAOYSA-N propan-2-yl propan-2-yloxycarbonyloxy carbonate Chemical compound CC(C)OC(=O)OOC(=O)OC(C)C BWJUFXUULUEGMA-UHFFFAOYSA-N 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- DQWPFSLDHJDLRL-UHFFFAOYSA-N triethyl phosphate Chemical compound CCOP(=O)(OCC)OCC DQWPFSLDHJDLRL-UHFFFAOYSA-N 0.000 description 1
- WVLBCYQITXONBZ-UHFFFAOYSA-N trimethyl phosphate Chemical compound COP(=O)(OC)OC WVLBCYQITXONBZ-UHFFFAOYSA-N 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 229910052726 zirconium Inorganic materials 0.000 description 1
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
- H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
- H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
-
- 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
-
- 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
- H01M4/04—Processes of manufacture in general
- H01M4/0471—Processes of manufacture in general involving thermal treatment, e.g. firing, sintering, backing particulate active material, thermal decomposition, pyrolysis
-
- 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
- H01M4/139—Processes of manufacture
- H01M4/1391—Processes of manufacture of electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
-
- 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
- H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
- H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
- H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
-
- 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
-
- 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
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Battery Electrode And Active Subsutance (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| PCT/JP2018/047007 WO2019220676A1 (ja) | 2018-05-15 | 2018-12-20 | 電極合剤、電極合剤の製造方法、電極構造体、電極構造体の製造方法および二次電池 |
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| US12199286B2 (en) | 2020-03-17 | 2025-01-14 | Kuraray Co., Ltd. | Additive for electrochemical element positive electrode, composition for electrochemical element positive electrode including said additive, and electrochemical element |
| KR102837860B1 (ko) * | 2020-08-31 | 2025-07-23 | 가부시끼가이샤 구레하 | 바인더, 전극 합제, 전극 및 비수 전해질 이차전지 |
| CN114142031A (zh) * | 2020-09-04 | 2022-03-04 | 大金工业株式会社 | 电极合剂、二次电池以及组合物 |
| TWI877500B (zh) * | 2021-06-29 | 2025-03-21 | 日商大金工業股份有限公司 | 電極形成用組成物、電極及二次電池 |
| CN115340624A (zh) * | 2022-10-17 | 2022-11-15 | 宁德时代新能源科技股份有限公司 | 聚合物、导电浆料、正极极片、二次电池和用电装置 |
| WO2025182505A1 (ja) * | 2024-02-28 | 2025-09-04 | 株式会社クレハ | フッ化ビニリデン系重合体、バインダー、電極合剤、電極、および電池 |
| WO2025182506A1 (ja) * | 2024-02-28 | 2025-09-04 | 株式会社クレハ | フッ化ビニリデン系重合体、バインダー、電極合剤、電極、および電池 |
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| JP2002249589A (ja) * | 2001-02-23 | 2002-09-06 | Nippon Mektron Ltd | ゲル組成物 |
| TW200410439A (en) * | 2002-11-22 | 2004-06-16 | Kureha Chemical Ind Co Ltd | Binder composition for electrode of nonaqueous electrolyte battery, and use thereof |
| JP2010074041A (ja) | 2008-09-22 | 2010-04-02 | Victor Co Of Japan Ltd | フォトダイオード及びそれを備えた集積化受光素子 |
| US9441054B2 (en) * | 2010-12-22 | 2016-09-13 | Solvay Specialty Polymers Italy S.P.A. | Vinylidene fluoride copolymers |
| JP5797206B2 (ja) * | 2010-12-28 | 2015-10-21 | 株式会社クレハ | フッ化ビニリデン系共重合体、および該共重合体の用途 |
| JP2014007088A (ja) | 2012-06-26 | 2014-01-16 | Hitachi Maxell Ltd | 非水電解質二次電池およびその製造方法 |
| PL3358662T3 (pl) * | 2015-09-30 | 2021-04-19 | Kureha Corporation | Kompozycja środka wiążącego, elektroda baterii wtórnej z elektrolitem niewodnym oraz bateria wtórna z elektrolitem niewodnym |
| JP2019140914A (ja) * | 2016-06-27 | 2019-08-29 | 公立大学法人大阪府立大学 | 伝熱プレート、ウェルプレートユニット、及び、細胞剥離装置 |
| JP6819859B2 (ja) * | 2016-10-27 | 2021-01-27 | 住友金属鉱山株式会社 | 非水系電解質二次電池用正極材料、該正極材料を用いた非水系電解質二次電池、および非水系電解質二次電池用正極材料の製造方法。 |
| WO2018092675A1 (ja) * | 2016-11-15 | 2018-05-24 | 株式会社クレハ | フッ化ビニリデン共重合体、バインダー組成物、電極合剤、電極及び非水電解質二次電池 |
| KR102255875B1 (ko) * | 2016-11-15 | 2021-05-25 | 가부시끼가이샤 구레하 | 전극 합제, 전극 합제의 제조 방법, 전극 구조체, 전극 구조체의 제조 방법 및 이차전지 |
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| WO2018003448A1 (ja) * | 2016-06-30 | 2018-01-04 | 日立金属株式会社 | リチウム二次電池用正極材料、それを用いたリチウム二次電池用正極及びリチウム二次電池 |
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| Publication number | Publication date |
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| CN112005406A (zh) | 2020-11-27 |
| WO2019220676A1 (ja) | 2019-11-21 |
| CN112005406B (zh) | 2024-02-09 |
| JP2019200894A (ja) | 2019-11-21 |
| JP7017468B2 (ja) | 2022-02-08 |
| KR20210002633A (ko) | 2021-01-08 |
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