KR100326445B1 - 리튬 이차 전지용 양극 활물질 및 그의 제조 방법 - Google Patents
리튬 이차 전지용 양극 활물질 및 그의 제조 방법 Download PDFInfo
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- KR100326445B1 KR100326445B1 KR1020000003548A KR20000003548A KR100326445B1 KR 100326445 B1 KR100326445 B1 KR 100326445B1 KR 1020000003548 A KR1020000003548 A KR 1020000003548A KR 20000003548 A KR20000003548 A KR 20000003548A KR 100326445 B1 KR100326445 B1 KR 100326445B1
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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
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- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G45/00—Compounds of manganese
- C01G45/12—Manganates manganites or permanganates
- C01G45/1221—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof
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- 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
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- C01G45/00—Compounds of manganese
- C01G45/12—Manganates manganites or permanganates
- C01G45/1221—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof
- C01G45/1242—Manganates or manganites with a manganese oxidation state of Mn(III), Mn(IV) or mixtures thereof of the type [Mn2O4]-, e.g. LiMn2O4, Li[MxMn2-x]O4
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- C—CHEMISTRY; METALLURGY
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- C01G51/00—Compounds of cobalt
- C01G51/40—Cobaltates
- C01G51/42—Cobaltates containing alkali metals, e.g. LiCoO2
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
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- C01G53/00—Compounds of nickel
- C01G53/40—Nickelates
- C01G53/42—Nickelates containing alkali metals, e.g. LiNiO2
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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
- H01M4/48—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
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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
- H01M4/48—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
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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
- H01M4/48—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
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- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/30—Three-dimensional structures
- C01P2002/32—Three-dimensional structures spinel-type (AB2O4)
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- C—CHEMISTRY; METALLURGY
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- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2002/00—Crystal-structural characteristics
- C01P2002/50—Solid solutions
- C01P2002/52—Solid solutions containing elements as dopants
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- 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
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- 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
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- 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
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
- C01P2004/00—Particle morphology
- C01P2004/30—Particle morphology extending in three dimensions
- C01P2004/32—Spheres
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- 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
- C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
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- 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
- C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
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- C—CHEMISTRY; METALLURGY
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- C01P2004/00—Particle morphology
- C01P2004/60—Particles characterised by their size
- C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
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- C01P2006/40—Electric properties
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- 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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- Inorganic Chemistry (AREA)
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- Electrochemistry (AREA)
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- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
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- Physics & Mathematics (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
- Compounds Of Iron (AREA)
Abstract
Description
Claims (7)
- 리튬염 및 코발트염을 염기성 수용액상에서 환류 반응시키는 단계를 포함하는 리튬 이차 전지용 양극 활물질의 제조 방법.
- 제 1 항에 있어서, 상기 양극 활물질은 하기 화학식 1 내지 3의 화합물로부터 선택되는 것인 제조 방법.[화학식 1]LixCoA2[화학식 2]LiCoO2-zAz[화학식 3]LixCo1-yMyA2(상기 식에서, 0.5 ≤ x ≤ 1.5, 0.01 ≤ y ≤ 0.1, 0.01 ≤ z ≤ 0.5이며, M은 Ni, Mn, Mg, Fe, Al, La, Ce, Sr 및 Y로 이루어진 군에서 선택되는 전이 금속 또는 란타나이드 금속 중 적어도 하나 이상의 금속이거나, 또는 Si, B, Ti, Ga 및 Ge로 이루어진 군에서 선택되는 반금속이고, A는 O, F, S 및 P로 이루어진 군에서 선택된다.)
- 제 1 항에 있어서, 상기 환류 반응은 100 내지 500℃의 온도에서 12 내지 96시간 동안 실시하는 것인 제조 방법.
- 제 1 항에 있어서, 상기 염기성 수용액의 pH는 7 내지 14인 제조 방법.
- 제 1 항에 있어서, 상기 염기성 수용액은 KOH 및 NaOH로 이루어진 군에서 선택되는 염기성 화합물을 물에 용해하여 제조된 것인 제조 방법.
- 하기 화학식 1 내지 3의 화합물로부터 선택되며, 구형 또는 유사 구형의 형상을 갖고, 10㎚ 내지 10㎛의 입도를 갖고, 0.1 내지 5㎡/g의 표면적을 갖는 리튬 이차 전지용 양극 활물질.[화학식 1]LixCoA2[화학식 2]LixCoO2-zAz[화학식 3]LixCo1-yMyA2(상기 식에서, 0.5 ≤ x ≤ 1.5, 0.01 ≤ y ≤ 0.1, 0.01 ≤ z ≤ 0.5이며, M은 Ni, Mn, Mg, Fe, Al, La, Ce, Sr 및 Y로 이루어진 군에서 선택되는 전이 금속또는 란타나이드 금속 중 적어도 하나 이상의 금속이거나, 또는 Si, B, Ti, Ga 및 Ge로 이루어진 군에서 선택되는 반금속이고, A는 O, F, S 및 P로 이루어진 군에서 선택된다.)
- 제 6 항에 있어서, 상기 양극 활물질은 리튬염 및 코발트염을 염기성 수용액상에서 환류 반응시키는 단계로 제조되는 것인 리튬 이차 전지용 양극 활물질.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000003548A KR100326445B1 (ko) | 2000-01-26 | 2000-01-26 | 리튬 이차 전지용 양극 활물질 및 그의 제조 방법 |
JP2001013860A JP4242079B2 (ja) | 2000-01-26 | 2001-01-22 | リチウム二次電池用正極活物質及びその製造方法 |
US09/767,552 US6589695B2 (en) | 2000-01-26 | 2001-01-22 | Positive active material for rechargeable lithium battery and method of preparing same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020000003548A KR100326445B1 (ko) | 2000-01-26 | 2000-01-26 | 리튬 이차 전지용 양극 활물질 및 그의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
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KR20010076428A KR20010076428A (ko) | 2001-08-16 |
KR100326445B1 true KR100326445B1 (ko) | 2002-02-28 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020000003548A KR100326445B1 (ko) | 2000-01-26 | 2000-01-26 | 리튬 이차 전지용 양극 활물질 및 그의 제조 방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6589695B2 (ko) |
JP (1) | JP4242079B2 (ko) |
KR (1) | KR100326445B1 (ko) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6872491B2 (en) * | 2001-01-23 | 2005-03-29 | Kabushiki Kaisha Toshiba | Positive electrode active material and lithium ion secondary battery |
KR100906929B1 (ko) * | 2002-08-06 | 2009-07-10 | 삼성코닝정밀유리 주식회사 | 결정성 금속산화물의 제조방법 |
US7033555B2 (en) * | 2003-05-06 | 2006-04-25 | Inco Limited | Low temperature lithiation of mixed hydroxides |
JP4089526B2 (ja) * | 2003-06-26 | 2008-05-28 | トヨタ自動車株式会社 | 正極活物質およびその製造方法ならびに電池 |
US7238619B2 (en) * | 2005-07-06 | 2007-07-03 | United Microelectronics Corp. | Method for eliminating bridging defect in via first dual damascene process |
US7939201B2 (en) * | 2005-08-08 | 2011-05-10 | A123 Systems, Inc. | Nanoscale ion storage materials including co-existing phases or solid solutions |
US8158090B2 (en) | 2005-08-08 | 2012-04-17 | A123 Systems, Inc. | Amorphous and partially amorphous nanoscale ion storage materials |
US8323832B2 (en) * | 2005-08-08 | 2012-12-04 | A123 Systems, Inc. | Nanoscale ion storage materials |
EP2629353A1 (en) * | 2012-02-17 | 2013-08-21 | Belenos Clean Power Holding AG | Non-aqueous secondary battery having a blended cathode active material |
JP6133720B2 (ja) * | 2013-07-24 | 2017-05-24 | 住友金属鉱山株式会社 | 非水電解質二次電池用正極活物質とその製造方法、並びに、非水電解質二次電池 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5961950A (en) * | 1993-05-14 | 1999-10-05 | Nec Moli Energy (Canada) Limited | Method for preparing solid solution materials such as lithium manganese oxide |
JPH07240200A (ja) * | 1994-02-28 | 1995-09-12 | Fuji Photo Film Co Ltd | 非水二次電池 |
JP3451763B2 (ja) | 1994-11-29 | 2003-09-29 | ソニー株式会社 | 正極活物質の製造方法 |
US6090506A (en) * | 1996-08-02 | 2000-07-18 | Fuji Photo Film Co. Ltd. | Nonaqueous secondary battery |
JPH10316431A (ja) * | 1997-05-14 | 1998-12-02 | Fuji Chem Ind Co Ltd | リチウムニッケル複合酸化物及びその製造方法並びにリチウム二次電池用正極活物質 |
-
2000
- 2000-01-26 KR KR1020000003548A patent/KR100326445B1/ko active IP Right Grant
-
2001
- 2001-01-22 JP JP2001013860A patent/JP4242079B2/ja not_active Expired - Lifetime
- 2001-01-22 US US09/767,552 patent/US6589695B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6589695B2 (en) | 2003-07-08 |
US20010016284A1 (en) | 2001-08-23 |
JP2001250556A (ja) | 2001-09-14 |
KR20010076428A (ko) | 2001-08-16 |
JP4242079B2 (ja) | 2009-03-18 |
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