JP7415007B2 - 二次電池正極材の製造方法 - Google Patents
二次電池正極材の製造方法 Download PDFInfo
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- JP7415007B2 JP7415007B2 JP2022538301A JP2022538301A JP7415007B2 JP 7415007 B2 JP7415007 B2 JP 7415007B2 JP 2022538301 A JP2022538301 A JP 2022538301A JP 2022538301 A JP2022538301 A JP 2022538301A JP 7415007 B2 JP7415007 B2 JP 7415007B2
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- JP
- Japan
- Prior art keywords
- powder
- positive electrode
- secondary battery
- rotary kiln
- manufacturing
- Prior art date
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- 238000004519 manufacturing process Methods 0.000 title claims description 35
- 239000010406 cathode material Substances 0.000 title description 13
- 239000007774 positive electrode material Substances 0.000 claims description 50
- 239000000843 powder Substances 0.000 claims description 48
- 238000010304 firing Methods 0.000 claims description 29
- 239000011812 mixed powder Substances 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 26
- 229910018068 Li 2 O Inorganic materials 0.000 claims description 24
- 239000002243 precursor Substances 0.000 claims description 17
- KFDQGLPGKXUTMZ-UHFFFAOYSA-N [Mn].[Co].[Ni] Chemical compound [Mn].[Co].[Ni] KFDQGLPGKXUTMZ-UHFFFAOYSA-N 0.000 claims description 7
- 239000012298 atmosphere Substances 0.000 claims description 7
- 239000008187 granular material Substances 0.000 claims description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 239000011247 coating layer Substances 0.000 claims description 6
- 238000002156 mixing Methods 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 239000012299 nitrogen atmosphere Substances 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims description 4
- 239000004484 Briquette Substances 0.000 claims description 3
- 238000010298 pulverizing process Methods 0.000 claims description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 28
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 18
- 229910052759 nickel Inorganic materials 0.000 description 14
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 10
- 229910002092 carbon dioxide Inorganic materials 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 239000001569 carbon dioxide Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 229910052744 lithium Inorganic materials 0.000 description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 229910001882 dioxygen Inorganic materials 0.000 description 3
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 3
- 229910013100 LiNix Inorganic materials 0.000 description 2
- 238000001354 calcination Methods 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 229910052808 lithium carbonate Inorganic materials 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- FUJCRWPEOMXPAD-UHFFFAOYSA-N Li2O Inorganic materials [Li+].[Li+].[O-2] FUJCRWPEOMXPAD-UHFFFAOYSA-N 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method 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
- SEVNKUSLDMZOTL-UHFFFAOYSA-H cobalt(2+);manganese(2+);nickel(2+);hexahydroxide Chemical compound [OH-].[OH-].[OH-].[OH-].[OH-].[OH-].[Mn+2].[Co+2].[Ni+2] SEVNKUSLDMZOTL-UHFFFAOYSA-H 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- XUCJHNOBJLKZNU-UHFFFAOYSA-M dilithium;hydroxide Chemical compound [Li+].[Li+].[OH-] XUCJHNOBJLKZNU-UHFFFAOYSA-M 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000010517 secondary reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G53/00—Compounds of nickel
- C01G53/40—Nickelates
- C01G53/42—Nickelates containing alkali metals, e.g. LiNiO2
- C01G53/44—Nickelates containing alkali metals, e.g. LiNiO2 containing manganese
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G53/00—Compounds of nickel
- C01G53/40—Nickelates
- C01G53/42—Nickelates containing alkali metals, e.g. LiNiO2
- C01G53/44—Nickelates containing alkali metals, e.g. LiNiO2 containing manganese
- C01G53/50—Nickelates containing alkali metals, e.g. LiNiO2 containing manganese of the type [MnO2]n-, e.g. Li(NixMn1-x)O2, Li(MyNixMn1-x-y)O2
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
- C01D15/00—Lithium compounds
- C01D15/02—Oxides; Hydroxides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G53/00—Compounds of nickel
- C01G53/006—Compounds containing, besides nickel, two or more other elements, with the exception of oxygen or hydrogen
-
- 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
- H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
- H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
-
- 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
-
- 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
-
- 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
- H01M2004/028—Positive 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)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Description
CL 耐火物コーティング層
SB 螺旋状バッフル
Claims (4)
- Li2CO3粉末からCO2を分離してLi2O粉末を製造する段階;
前記Li2O粉末をNCM(ニッケル-コバルト-マンガン)前駆体粉末と混合して混合粉末を成形する段階;および
前記混合粉末をロータリーキルンを利用して焼成する段階
を含み、
前記混合粉末を成形する段階は、窒素雰囲気の密閉空間で行われる、二次電池正極材の製造方法。 - 前記Li2O粉末を製造する段階は、
前記Li2CO3粉末を高温雰囲気の焼成炉内部に装入する段階;および
前記焼成炉内部に空気または酸素を供給して前記Li2CO3粉末から前記CO2を分離する段階
を含む、請求項1に記載の二次電池正極材の製造方法。 - 前記混合粉末を成形する段階は、
前記Li2O粉末を粉砕する段階;
前記Li2O粉末を前記NCM前駆体粉末と混合する段階;および
前記混合粉末をグラニュール(granule)またはブリケット(briquette)形態で成形する段階
を含む、請求項1または2に記載の二次電池正極材の製造方法。 - 前記混合粉末をロータリーキルンを利用して焼成する段階は、
内面に耐火物コーティング層が形成され、内部に螺旋状バッフル(spiral baffle)が設けられた高温雰囲気の前記ロータリーキルンの内部に前記混合粉末を装入する段階;および
前記ロータリーキルンの内部で前記混合粉末を焼成する段階
を含む、請求項1~3のいずれか一項に記載の二次電池正極材の製造方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2019-0172484 | 2019-12-20 | ||
KR1020190172484A KR102406391B1 (ko) | 2019-12-20 | 2019-12-20 | 이차 전지 양극재 제조 방법 |
PCT/KR2020/018387 WO2021125759A1 (ko) | 2019-12-20 | 2020-12-15 | 이차 전지 양극재 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2023508018A JP2023508018A (ja) | 2023-02-28 |
JP7415007B2 true JP7415007B2 (ja) | 2024-01-16 |
Family
ID=76476638
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022538301A Active JP7415007B2 (ja) | 2019-12-20 | 2020-12-15 | 二次電池正極材の製造方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20230073531A1 (ja) |
EP (1) | EP4079692A4 (ja) |
JP (1) | JP7415007B2 (ja) |
KR (1) | KR102406391B1 (ja) |
CN (1) | CN114845959A (ja) |
WO (1) | WO2021125759A1 (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005276502A (ja) | 2004-03-23 | 2005-10-06 | Mitsubishi Chemicals Corp | リチウム二次電池正極活物質用リチウム遷移金属複合酸化物粉体及びその製造方法、その前駆体及びその製造方法、それを用いたリチウム二次電池正極、並びにリチウム二次電池 |
JP2006190556A (ja) | 2005-01-06 | 2006-07-20 | Nec Corp | リチウム二次電池用活物質材料、その製造方法及びこれに用いる原材料並びにリチウム二次電池 |
JP2012121780A (ja) | 2010-12-10 | 2012-06-28 | Sumitomo Metal Mining Co Ltd | 酸化リチウムの製造方法 |
JP2016121860A (ja) | 2014-12-25 | 2016-07-07 | 株式会社島川製作所 | ロータリーキルン |
JP2019175699A (ja) | 2018-03-28 | 2019-10-10 | 住友金属鉱山株式会社 | 非水系電解質二次電池用正極活物質の製造方法、成形体、及び、非水系電解質二次電池の製造方法 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7238447B2 (en) * | 2000-11-17 | 2007-07-03 | Toshiba Battery Co., Ltd. | Enclosed nickel-zinc primary battery its anode and production methods for them |
JP5401211B2 (ja) * | 2009-08-21 | 2014-01-29 | 日清エンジニアリング株式会社 | 二次電池用正極材料の製造方法 |
JP6479632B2 (ja) * | 2015-11-30 | 2019-03-06 | ユミコア | ニッケルリチウム金属複合酸化物の製造方法 |
KR101992760B1 (ko) * | 2016-03-31 | 2019-06-26 | 주식회사 엘지화학 | 리튬 이차전지용 양극활물질 및 이를 포함하는 양극 |
KR101797147B1 (ko) * | 2016-09-30 | 2017-11-15 | 휴먼에너지(주) | 로터리 킬른 |
CA3045961A1 (en) * | 2016-12-21 | 2018-06-28 | Albemarle Germany Gmbh | Method for producing lithium oxide |
KR102288291B1 (ko) * | 2018-04-12 | 2021-08-10 | 주식회사 엘지화학 | 양극 활물질의 제조방법 |
KR20190131842A (ko) * | 2018-05-17 | 2019-11-27 | 주식회사 엘지화학 | 이차전지용 양극 활물질, 그 제조방법 및 이를 포함하는 리튬 이차전지 |
-
2019
- 2019-12-20 KR KR1020190172484A patent/KR102406391B1/ko active IP Right Grant
-
2020
- 2020-12-15 EP EP20901242.6A patent/EP4079692A4/en active Pending
- 2020-12-15 JP JP2022538301A patent/JP7415007B2/ja active Active
- 2020-12-15 CN CN202080088874.0A patent/CN114845959A/zh active Pending
- 2020-12-15 US US17/787,737 patent/US20230073531A1/en active Pending
- 2020-12-15 WO PCT/KR2020/018387 patent/WO2021125759A1/ko unknown
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005276502A (ja) | 2004-03-23 | 2005-10-06 | Mitsubishi Chemicals Corp | リチウム二次電池正極活物質用リチウム遷移金属複合酸化物粉体及びその製造方法、その前駆体及びその製造方法、それを用いたリチウム二次電池正極、並びにリチウム二次電池 |
JP2006190556A (ja) | 2005-01-06 | 2006-07-20 | Nec Corp | リチウム二次電池用活物質材料、その製造方法及びこれに用いる原材料並びにリチウム二次電池 |
JP2012121780A (ja) | 2010-12-10 | 2012-06-28 | Sumitomo Metal Mining Co Ltd | 酸化リチウムの製造方法 |
JP2016121860A (ja) | 2014-12-25 | 2016-07-07 | 株式会社島川製作所 | ロータリーキルン |
JP2019175699A (ja) | 2018-03-28 | 2019-10-10 | 住友金属鉱山株式会社 | 非水系電解質二次電池用正極活物質の製造方法、成形体、及び、非水系電解質二次電池の製造方法 |
Also Published As
Publication number | Publication date |
---|---|
EP4079692A1 (en) | 2022-10-26 |
CN114845959A (zh) | 2022-08-02 |
KR102406391B1 (ko) | 2022-06-07 |
US20230073531A1 (en) | 2023-03-09 |
EP4079692A4 (en) | 2024-01-31 |
KR20210080091A (ko) | 2021-06-30 |
WO2021125759A1 (ko) | 2021-06-24 |
JP2023508018A (ja) | 2023-02-28 |
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