KR20040033599A - 리튬 이차 전지용 양극 활물질 및 그 제조 방법 - Google Patents
리튬 이차 전지용 양극 활물질 및 그 제조 방법 Download PDFInfo
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- KR20040033599A KR20040033599A KR1020020062751A KR20020062751A KR20040033599A KR 20040033599 A KR20040033599 A KR 20040033599A KR 1020020062751 A KR1020020062751 A KR 1020020062751A KR 20020062751 A KR20020062751 A KR 20020062751A KR 20040033599 A KR20040033599 A KR 20040033599A
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- Prior art keywords
- lithium
- active material
- secondary battery
- positive electrode
- mixture
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- 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
- H01M4/38—Selection of substances as active materials, active masses, active liquids of elements or alloys
-
- 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
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B25/00—Phosphorus; Compounds thereof
- C01B25/16—Oxyacids of phosphorus; Salts thereof
- C01B25/26—Phosphates
- C01B25/45—Phosphates containing plural metal, or metal and ammonium
-
- 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
- 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
- H01M4/5825—Oxygenated metallic salts or polyanionic structures, e.g. borates, phosphates, silicates, olivines
-
- 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
- H01M4/13—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
- 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
- H01M4/136—Electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
-
- 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
- H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
-
- 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
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
Claims (13)
- 하기의 화학식 7로 표현되는 디아도카이트를 포함하는 이차 전지용 양극 활물질:
Fe2(PO4)(SO4)(OH). - 제 1 항에 있어서, 상기 디아도카이트에 하기의 화학식 8과 같이 수분이 더 포함된 것을 특징으로 하는 이차 전지용 양극 활물질:
Fe2(PO4)(SO4)(OH)·6H2O. - 하기의 화학식 9로 표현되는 디아도카이트를 포함하는 이차 전지용 양극 활물질:
LiaFebMc(PO4)x(SO4)y(OH)z 상기 식에서 M은 Mg, Ti, Cr, Mn, Co, Ni, Cu, Zn, Al, Si으로 이루어진 군에서 선택되는 하나 이상의 원소이고, 0 ≤ a, c ≤ 0.5, 1 ≤ b ≤ 2, 0.5 ≤ x, y, z ≤ 1.5 이다. - 디아도카이트 분말, 리튬염 및 금속염을 용매에 혼합하여 혼합물을 형성하는 단계와,상기 혼합물을 건조시키는 단계와,상기 건조된 혼합물을 열처리하는 단계를 포함하는 것을 특징으로 하는 이차 전지용 양극 활물질 제조 방법.
- 디아도카이트 분말, 리튬염 및 금속 산화물을 용매에 혼합하는 단계와,상기 혼합물을 건조시키는 단계와,상기 건조된 혼합물을 고체상태반응법으로 반응시키는 단계를 포함하는 것을 특징으로 하는 이차 전지용 양극 활물질 제조 방법.
- 제 4 항에 있어서, 상기 리튬염은 리튬설페이트, 리튬아세테이트, 리튬카보네이트, 리튬하이드록사이드, 리튬나이트레이트 또는 리튬사이트레이트이며, 상기 금속염은 Mg, Ti, Cr, Mn, Co, Ni, Cu, Zn, Al 또는 Ga의 질산염, 아세트산염 또는 시트르산염인 것을 특징으로 하는 이차 전지용 양극 활물질 제조 방법.
- 제 4 항에 있어서, 상기 용매는 증류수, 메탄올, 에탄올 또는 아세톤인 것을 특징으로 하는 이차 전지용 양극 활물질 제조 방법.
- 제 4 항에 있어서, 상기 용매에 킬레이팅화제가 혼합되는 것을 특징으로 하는 이차 전지용 양극 활물질 제조 방법.
- 제 8 항에 있어서, 상기 킬레이팅화제는 금속 이온을 배위할 수 있는 -OH, -O- 또는 -COOH 기를 갖는 고분자인 것을 특징으로 하는 이차 전지용 양극 활물질 제조 방법.
- 제 8 항에 있어서, 상기 킬레이팅화제는 폴리에틸린글리콜(PEG)인 것을 특징으로 하는 이차 전지용 양극 활물질 제조 방법.
- 제 4 항에 있어서, 상기 열처리는 300 내지 600℃의 온도에서 실시되는 것을 특징으로 하는 이차 전지용 양극 활물질 제조 방법.
- 제 5 항에 있어서, 상기 리튬염은 리튬설페이트, 리튬아세테이트, 리튬카보네이트, 리튬하이드록사이드, 리튬나이트레이트 또는 리튬사이트레이트이며, 상기 용매는 아세톤 또는 에탄올인 것을 특징으로 하는 이차 전지용 양극 활물질 제조 방법.
- 제 5 항에 있어서, 상기 반응은 300 내지 600℃의 온도에서 이루어지는 것을 특징으로 하는 이차 전지용 양극 활물질 제조 방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0062751A KR100449073B1 (ko) | 2002-10-15 | 2002-10-15 | 리튬 이차 전지용 양극 활물질 및 그 제조 방법 |
JP2002368783A JP3848250B2 (ja) | 2002-10-15 | 2002-12-19 | リチウム二次電池用正極活物質及びその製造方法 |
US10/323,731 US6986968B2 (en) | 2002-10-15 | 2002-12-20 | Cathode active material for lithium secondary cell and method for manufacturing the same |
Applications Claiming Priority (1)
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KR10-2002-0062751A KR100449073B1 (ko) | 2002-10-15 | 2002-10-15 | 리튬 이차 전지용 양극 활물질 및 그 제조 방법 |
Publications (2)
Publication Number | Publication Date |
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KR20040033599A true KR20040033599A (ko) | 2004-04-28 |
KR100449073B1 KR100449073B1 (ko) | 2004-09-18 |
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KR10-2002-0062751A KR100449073B1 (ko) | 2002-10-15 | 2002-10-15 | 리튬 이차 전지용 양극 활물질 및 그 제조 방법 |
Country Status (3)
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US (1) | US6986968B2 (ko) |
JP (1) | JP3848250B2 (ko) |
KR (1) | KR100449073B1 (ko) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
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US5910382A (en) * | 1996-04-23 | 1999-06-08 | Board Of Regents, University Of Texas Systems | Cathode materials for secondary (rechargeable) lithium batteries |
US6514640B1 (en) * | 1996-04-23 | 2003-02-04 | Board Of Regents, The University Of Texas System | Cathode materials for secondary (rechargeable) lithium batteries |
US6777132B2 (en) * | 2000-04-27 | 2004-08-17 | Valence Technology, Inc. | Alkali/transition metal halo—and hydroxy-phosphates and related electrode active materials |
US8057769B2 (en) * | 2000-04-27 | 2011-11-15 | Valence Technology, Inc. | Method for making phosphate-based electrode active materials |
US6964827B2 (en) * | 2000-04-27 | 2005-11-15 | Valence Technology, Inc. | Alkali/transition metal halo- and hydroxy-phosphates and related electrode active materials |
US7524584B2 (en) * | 2000-04-27 | 2009-04-28 | Valence Technology, Inc. | Electrode active material for a secondary electrochemical cell |
US8367036B2 (en) * | 2000-04-27 | 2013-02-05 | Valence Technology, Inc. | Alkali/transition metal halo-and hydroxy-phosphates and related electrode active materials |
KR100564748B1 (ko) * | 2003-09-26 | 2006-03-27 | 한국전자통신연구원 | 리튬 이차전지용 양극 재료 및 그 제조 방법 |
US7060238B2 (en) * | 2004-03-04 | 2006-06-13 | Valence Technology, Inc. | Synthesis of metal phosphates |
JP2008515884A (ja) * | 2004-10-08 | 2008-05-15 | アストラゼネカ・アクチエボラーグ | 新規なヒドロキシメチルベンゾチアゾールアミド |
JP5011518B2 (ja) * | 2005-07-01 | 2012-08-29 | 国立大学法人九州大学 | 二次電池用正極材料の製造方法、および二次電池 |
RU2008126228A (ru) | 2005-11-30 | 2010-01-10 | Астеллас Фарма Инк. (Jp) | 2-аминобензамидное производное |
KR100759410B1 (ko) * | 2006-11-20 | 2007-09-19 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 음극 활물질, 그의 제조 방법 및 그를포함하는 리튬 이차 전지 |
KR100814880B1 (ko) | 2006-11-22 | 2008-03-18 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 음극 활물질, 이의 제조 방법 및 이를포함하는 리튬 이차 전지 |
KR100778450B1 (ko) | 2006-11-22 | 2007-11-28 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 음극 활물질, 이의 제조 방법 및 이를포함하는 리튬 이차 전지 |
KR100805123B1 (ko) | 2007-02-15 | 2008-02-21 | 삼성에스디아이 주식회사 | 리튬 이차 전지 |
KR100953615B1 (ko) * | 2007-04-13 | 2010-04-20 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 음극 활물질, 그의 제조 방법 및 그를포함하는 리튬 이차 전지 |
JP5511128B2 (ja) * | 2007-06-07 | 2014-06-04 | 三星エスディアイ株式会社 | 非水二次電池用負極材料及び非水二次電池 |
KR100898291B1 (ko) * | 2007-09-12 | 2009-05-18 | 삼성에스디아이 주식회사 | 리튬 이차 전지 |
CN102034962B (zh) * | 2009-09-30 | 2013-11-06 | 清华大学 | 一种锂离子电池正极物质的制备方法 |
EP2698345A1 (en) * | 2012-08-14 | 2014-02-19 | Clariant International Ltd. | Mixed sulphate containing lithium-iron phosphate |
EP2698346A1 (en) * | 2012-08-14 | 2014-02-19 | Clariant International Ltd. | Mixed sulphate containing lithium-manganese-metal phosphate |
US9159999B2 (en) * | 2013-03-15 | 2015-10-13 | Nano One Materials Corp. | Complexometric precursor formulation methodology for industrial production of fine and ultrafine powders and nanopowders for lithium metal oxides for battery applications |
RU2583049C1 (ru) * | 2014-12-02 | 2016-05-10 | Открытое акционерное общество "Новосибирский завод химконцентратов" (ОАО "НЗХК") | Способ получения поверхностно-модифицированного литированного оксида кобальта |
CN111874938A (zh) * | 2020-08-04 | 2020-11-03 | 安徽乐橙信息科技有限公司 | 一种镁铜羟基硫酸盐纳米花状材料的制备方法 |
CN114512660B (zh) * | 2020-11-17 | 2022-12-02 | 松山湖材料实验室 | 正极活性材料前驱体及其制备方法和正极活性材料 |
CN115911321B (zh) * | 2022-11-22 | 2023-09-05 | 中南大学 | 一种硅藻基复合材料及其制备方法和应用 |
CN116333327A (zh) * | 2023-02-20 | 2023-06-27 | 华中科技大学 | 一种水系钠离子电池负极材料及其制备方法与应用 |
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US2301103A (en) * | 1939-08-30 | 1942-11-03 | Monsanto Chemicals | Method of preparing normal ferric sulphate |
US5194241A (en) * | 1988-12-08 | 1993-03-16 | Eaglebrook International, Inc. | Manufacture of hydroxylated ferric sulphate compound |
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US5910382A (en) * | 1996-04-23 | 1999-06-08 | Board Of Regents, University Of Texas Systems | Cathode materials for secondary (rechargeable) lithium batteries |
JP3670401B2 (ja) * | 1996-07-09 | 2005-07-13 | 株式会社ユアサコーポレーション | アルカリ蓄電池用正極活物質及びその製造方法並びにアルカリ蓄電池用正極及びその製造方法 |
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US5908716A (en) * | 1997-04-15 | 1999-06-01 | Valence Technology, Inc. | Lithium--containing sulfates, method of preparation and uses thereof |
US6187192B1 (en) * | 1999-08-25 | 2001-02-13 | Watervisions International, Inc. | Microbiological water filter |
US6319632B1 (en) * | 1999-11-24 | 2001-11-20 | Japan Storage Battery Co., Ltd. | Active material for lithium batteries |
CA2320661A1 (fr) * | 2000-09-26 | 2002-03-26 | Hydro-Quebec | Nouveau procede de synthese de materiaux limpo4 a structure olivine |
CA2442257C (en) * | 2001-04-06 | 2013-01-08 | Valence Technology, Inc. | Sodium ion batteries |
JP4207434B2 (ja) * | 2002-02-14 | 2009-01-14 | ソニー株式会社 | 正極活物質及び非水電解質電池の製造方法 |
-
2002
- 2002-10-15 KR KR10-2002-0062751A patent/KR100449073B1/ko active IP Right Grant
- 2002-12-19 JP JP2002368783A patent/JP3848250B2/ja not_active Expired - Lifetime
- 2002-12-20 US US10/323,731 patent/US6986968B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
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US6986968B2 (en) | 2006-01-17 |
JP2004139947A (ja) | 2004-05-13 |
JP3848250B2 (ja) | 2006-11-22 |
KR100449073B1 (ko) | 2004-09-18 |
US20040072069A1 (en) | 2004-04-15 |
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