JP5477472B2 - 電極活物質およびそれを備えた非水電解質二次電池 - Google Patents
電極活物質およびそれを備えた非水電解質二次電池 Download PDFInfo
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- JP5477472B2 JP5477472B2 JP2012528637A JP2012528637A JP5477472B2 JP 5477472 B2 JP5477472 B2 JP 5477472B2 JP 2012528637 A JP2012528637 A JP 2012528637A JP 2012528637 A JP2012528637 A JP 2012528637A JP 5477472 B2 JP5477472 B2 JP 5477472B2
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- active material
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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
- H01M4/13—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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G53/00—Compounds of nickel
- C01G53/40—Complex oxides containing nickel and at least one other metal element
- C01G53/42—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2
- C01G53/44—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2 containing manganese
- C01G53/50—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2 containing manganese of the type (MnO2)n-, e.g. Li(NixMn1-x)O2 or Li(MyNixMn1-x-y)O2
-
- 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
- C01P2002/00—Crystal-structural characteristics
- C01P2002/50—Solid solutions
- C01P2002/52—Solid solutions containing elements as dopants
- C01P2002/54—Solid solutions containing elements as dopants one element 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
- C01P2002/74—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
- C01P2002/76—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by a space-group or by other symmetry indications
-
- 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)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Description
Claims (3)
- 空間群R3mに帰属する六方晶系の層状岩塩型の結晶構造を有するリチウムニッケルマンガンコバルト複合酸化物を含む電極活物質であって、
前記リチウムニッケルマンガンコバルト複合酸化物が、一般式Li1+α[NixMnyCoz]O2(式中、αは0.1<α<0.3、x、yおよびzはx+y+z=1、0.075<z<0.250、0.50<x/y<0.90を満たす)で表され、
前記リチウムニッケルマンガンコバルト複合酸化物の粉末について、CuKα線を用いて測定された粉末X線回折において、2θ=44.3±1.0°付近に観測される回折ピーク強度(B)に対する、2θ=18.6±0.2°付近に観測される回折ピーク強度(A)のピーク強度比(A/B)が、0を超え1.0未満である、電極活物質。 - タングステンを含み、ニッケルとマンガンとコバルトの含有量の合計に対するタングステンの含有量のモル比率が0.005以上0.03以下である、請求項1に記載の電極活物質。
- 請求項1または請求項2に記載の電極活物質を含む電極を備えた、非水電解質二次電池。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012528637A JP5477472B2 (ja) | 2010-08-09 | 2011-07-28 | 電極活物質およびそれを備えた非水電解質二次電池 |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010178502 | 2010-08-09 | ||
| JP2010178502 | 2010-08-09 | ||
| PCT/JP2011/067203 WO2012020647A1 (ja) | 2010-08-09 | 2011-07-28 | 電極活物質およびそれを備えた非水電解質二次電池 |
| JP2012528637A JP5477472B2 (ja) | 2010-08-09 | 2011-07-28 | 電極活物質およびそれを備えた非水電解質二次電池 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2012020647A1 JPWO2012020647A1 (ja) | 2013-10-28 |
| JP5477472B2 true JP5477472B2 (ja) | 2014-04-23 |
Family
ID=45567616
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012528637A Active JP5477472B2 (ja) | 2010-08-09 | 2011-07-28 | 電極活物質およびそれを備えた非水電解質二次電池 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US8728344B2 (ja) |
| JP (1) | JP5477472B2 (ja) |
| CN (1) | CN103069623B (ja) |
| WO (1) | WO2012020647A1 (ja) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6286855B2 (ja) * | 2012-04-18 | 2018-03-07 | 日亜化学工業株式会社 | 非水電解液二次電池用正極組成物 |
| CN103078099A (zh) * | 2012-12-27 | 2013-05-01 | 天津力神电池股份有限公司 | 一种锂离子电池正极材料及其制备方法 |
| CN104321908B (zh) | 2013-02-14 | 2018-05-25 | 株式会社Lg 化学 | 锂二次电池用正极活性材料和包含其的锂二次电池 |
| WO2014126416A1 (ko) * | 2013-02-14 | 2014-08-21 | 주식회사 엘지화학 | 리튬 이차 전지용 양극활물질 및 이를 포함하는 리튬 이차전지 |
| CN104241622A (zh) * | 2013-06-13 | 2014-12-24 | 苏州宝时得电动工具有限公司 | 正极材料及其制备方法 |
| WO2016170454A1 (en) * | 2015-04-23 | 2016-10-27 | Umicore | Cathode material for a lithium-ion rechargeable battery |
| HUE046075T2 (hu) * | 2015-08-26 | 2020-01-28 | Massachusetts Inst Technology | Kation-rendezetlen oxidok újratölthetõ lítium akkumulátorokhoz és más alkalmazásokhoz |
| US11830672B2 (en) | 2016-11-23 | 2023-11-28 | KYOCERA AVX Components Corporation | Ultracapacitor for use in a solder reflow process |
| JP7241287B2 (ja) * | 2017-07-27 | 2023-03-17 | パナソニックIpマネジメント株式会社 | 正極活物質、および、電池 |
| US12531239B2 (en) | 2020-02-26 | 2026-01-20 | Panasonic Intellectual Property Management Co., Ltd. | Positive electrode active material for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery |
| JP7225288B2 (ja) * | 2021-02-22 | 2023-02-20 | プライムプラネットエナジー&ソリューションズ株式会社 | 正極活物質およびリチウムイオン二次電池 |
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| JPH05290845A (ja) * | 1991-11-07 | 1993-11-05 | Sanyo Electric Co Ltd | リチウム電池 |
| JP3032757B1 (ja) * | 1999-02-18 | 2000-04-17 | 株式会社東芝 | 非水電解液二次電池 |
| JP4086654B2 (ja) | 2000-11-16 | 2008-05-14 | 日立マクセル株式会社 | リチウム含有複合酸化物およびその製造方法、並びに非水二次電池 |
| EP1372202B8 (en) * | 2001-03-14 | 2013-12-18 | GS Yuasa International Ltd. | Positive electrode active material and nonaqueous electrolyte secondary cell comprising the same |
| WO2002086993A1 (en) * | 2001-04-20 | 2002-10-31 | Yuasa Corporation | Anode active matter and production method therefor, non- aqueous electrolyte secondary battery-use anode, and non-aqueous electrolyte secondary battery |
| JP4635386B2 (ja) | 2001-07-13 | 2011-02-23 | 株式会社Gsユアサ | 正極活物質およびこれを用いた非水電解質二次電池 |
| JP3873717B2 (ja) * | 2001-11-09 | 2007-01-24 | ソニー株式会社 | 正極材料およびそれを用いた電池 |
| US7393476B2 (en) * | 2001-11-22 | 2008-07-01 | Gs Yuasa Corporation | Positive electrode active material for lithium secondary cell and lithium secondary cell |
| JPWO2004082046A1 (ja) * | 2003-03-14 | 2006-06-15 | セイミケミカル株式会社 | リチウム二次電池用正極活物質粉末 |
| KR100578877B1 (ko) * | 2004-03-12 | 2006-05-11 | 삼성에스디아이 주식회사 | 리튬 이차 전지 |
| CN101379637A (zh) * | 2006-04-07 | 2009-03-04 | 三菱化学株式会社 | 锂二次电池正极材料用锂过渡金属系化合物粉体及其制造方法、其喷雾干燥体及其煅烧前驱体、使用该锂过渡金属系化合物粉体的锂二次电池用正极及锂二次电池 |
| JP4613943B2 (ja) * | 2006-11-10 | 2011-01-19 | 三菱化学株式会社 | リチウム遷移金属系化合物粉体、その製造方法、及びその焼成前躯体となる噴霧乾燥体、並びに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 |
| US8067118B2 (en) * | 2006-12-27 | 2011-11-29 | Sanyo Electric Co., Ltd. | Nonaqueous electrolyte secondary battery and method of manufacturing the same |
| WO2008126370A1 (ja) * | 2007-03-30 | 2008-10-23 | Panasonic Corporation | 非水電解質二次電池用活物質およびその製造法 |
| JP5341325B2 (ja) * | 2007-07-25 | 2013-11-13 | 日本化学工業株式会社 | リチウム二次電池用正極活物質、その製造方法及びリチウム二次電池 |
| US8962195B2 (en) * | 2007-09-04 | 2015-02-24 | Mitsubishi Chemical Corporation | Lithium transition metal-based compound powder, method for manufacturing the same, spray-dried substance serving as firing precursor thereof, and lithium secondary battery positive electrode and lithium secondary battery using the same |
| CN101471441B (zh) * | 2007-12-27 | 2011-07-06 | 比亚迪股份有限公司 | 一种锂离子电池正极活性物质及其制备方法 |
| WO2010074314A1 (ja) * | 2008-12-24 | 2010-07-01 | 日本碍子株式会社 | リチウム二次電池の正極活物質用の板状粒子、リチウム二次電池の正極活物質膜、これらの製造方法、リチウム二次電池の正極活物質の製造方法、及びリチウム二次電池 |
| EP2485305B1 (en) * | 2009-09-30 | 2018-04-18 | Toda Kogyo Corp. | Positive electrode active material powder, method for producing same, and nonaqueous electrolyte secondary battery |
-
2011
- 2011-07-28 JP JP2012528637A patent/JP5477472B2/ja active Active
- 2011-07-28 WO PCT/JP2011/067203 patent/WO2012020647A1/ja not_active Ceased
- 2011-07-28 CN CN201180038830.8A patent/CN103069623B/zh active Active
-
2013
- 2013-02-08 US US13/762,730 patent/US8728344B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2012020647A1 (ja) | 2013-10-28 |
| WO2012020647A1 (ja) | 2012-02-16 |
| CN103069623B (zh) | 2015-07-22 |
| CN103069623A (zh) | 2013-04-24 |
| US20130146807A1 (en) | 2013-06-13 |
| US8728344B2 (en) | 2014-05-20 |
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