JP5820221B2 - 電極用材料、蓄電装置及び電子機器 - Google Patents
電極用材料、蓄電装置及び電子機器 Download PDFInfo
- Publication number
- JP5820221B2 JP5820221B2 JP2011221044A JP2011221044A JP5820221B2 JP 5820221 B2 JP5820221 B2 JP 5820221B2 JP 2011221044 A JP2011221044 A JP 2011221044A JP 2011221044 A JP2011221044 A JP 2011221044A JP 5820221 B2 JP5820221 B2 JP 5820221B2
- Authority
- JP
- Japan
- Prior art keywords
- concentration
- ppm
- lithium
- less
- iron phosphate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
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
- H01M4/36—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
-
- 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
-
- 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
- H01M4/133—Electrodes based on carbonaceous material, e.g. graphite-intercalation compounds or CFx
-
- 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
- H01M4/58—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
- H01M4/583—Carbonaceous material, e.g. graphite-intercalation compounds or CFx
- H01M4/587—Carbonaceous material, e.g. graphite-intercalation compounds or CFx for inserting or intercalating light metals
-
- 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
- H01M4/624—Electric conductive fillers
- H01M4/625—Carbon or graphite
-
- 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
- C01P2002/77—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by unit-cell parameters, atom positions or structure diagrams
-
- 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
- H01M2004/021—Physical characteristics, e.g. porosity, surface area
-
- 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
- H01M4/362—Composites
- H01M4/366—Composites as layered products
-
- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Description
本実施の形態では、電極用材料の製造方法の一例について説明する。より具体的には、本実施の形態では、LiFePO4で表されるリン酸鉄リチウムを含む電極用材料の製造方法の一例について説明する。なお、以下では、固相法による電極用材料の製造方法を示すが、本実施の形態はこれに限られるものではなく、液相法を用いて電極用材料を製造しても良い。
本実施の形態では、上記実施の形態1に示す製造工程によって得られた電極用材料を正極活物質として用いたリチウムイオン二次電池について説明する。リチウムイオン二次電池の概要を図1に示す。
本実施の形態では、本発明の一態様に係る蓄電装置の応用形態について説明する。
101 正極活物質層
102 正極
105 負極集電体
106 負極活物質層
107 負極
110 セパレータ
111 電解液
120 筐体
121 電極
122 電極
3010 携帯電話機
3011 筐体
3012 表示部
3013 操作ボタン
3014 外部接続ポート
3015 スピーカー
3016 マイク
3017 操作ボタン
3030 電子書籍用端末
3031 筐体
3032 軸部
3033 筐体
3035 表示部
3037 表示部
3039 操作ボタン
3041 スピーカー
3043 電源
3050 電気自動車
3051 蓄電装置
3053 制御回路
3055 コンピュータ
3057 駆動装置
3070 車椅子
3073 制御部
3075 駆動部
3077 コントローラ
Claims (4)
- リン酸鉄リチウムを含む電極用材料であって、
前記リン酸鉄リチウムは、
a軸の格子定数が10.3254×10−10(m)以上10.3258×10−10(m)以下であり、
b軸の格子定数が6.0035×10−10(m)以上6.0052×10−10(m)以下であり、
c軸の格子定数が4.6879×10−10(m)以上4.69019×10−10(m)以下である電極用材料。 - リン酸鉄リチウムと、前記リン酸鉄リチウム表面に担持された炭素と、を含み、
前記リン酸鉄リチウムは、
a軸の格子定数が10.3254×10−10(m)以上10.3258×10−10(m)以下であり、
b軸の格子定数が6.0035×10−10(m)以上6.0052×10−10(m)以下であり、
c軸の格子定数が4.6879×10−10(m)以上4.69019×10−10(m)以下である電極用材料。 - 請求項1または請求項2に記載の電極用材料を、正極活物質として用いた蓄電装置。
- 請求項3に記載の蓄電装置を備えた電子機器。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011221044A JP5820221B2 (ja) | 2010-10-08 | 2011-10-05 | 電極用材料、蓄電装置及び電子機器 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010228657 | 2010-10-08 | ||
JP2010228657 | 2010-10-08 | ||
JP2011221044A JP5820221B2 (ja) | 2010-10-08 | 2011-10-05 | 電極用材料、蓄電装置及び電子機器 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2012099469A JP2012099469A (ja) | 2012-05-24 |
JP2012099469A5 JP2012099469A5 (ja) | 2014-10-23 |
JP5820221B2 true JP5820221B2 (ja) | 2015-11-24 |
Family
ID=45925394
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011221044A Active JP5820221B2 (ja) | 2010-10-08 | 2011-10-05 | 電極用材料、蓄電装置及び電子機器 |
Country Status (2)
Country | Link |
---|---|
US (1) | US20120088157A1 (ja) |
JP (1) | JP5820221B2 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8980126B2 (en) | 2010-10-08 | 2015-03-17 | Semiconductor Energy Laboratory Co., Ltd. | Electrode material and method for manufacturing power storage device |
US9118077B2 (en) | 2011-08-31 | 2015-08-25 | Semiconductor Energy Laboratory Co., Ltd. | Manufacturing method of composite oxide and manufacturing method of power storage device |
US9249524B2 (en) | 2011-08-31 | 2016-02-02 | Semiconductor Energy Laboratory Co., Ltd. | Manufacturing method of composite oxide and manufacturing method of power storage device |
KR20150034761A (ko) * | 2012-07-27 | 2015-04-03 | 도호 티타늄 가부시키가이샤 | 리튬란탄티탄 산화물 소결체, 상기 산화물을 포함하는 고체 전해질, 및 상기 고체 전해질을 구비한 리튬 공기 전지 및 전고체 리튬 전지 및 리튬란탄티탄 산화물 소결체의 제조 방법 |
JP2014053297A (ja) * | 2012-08-08 | 2014-03-20 | Nitto Denko Corp | 蓄電デバイス用正極、蓄電デバイスおよび蓄電デバイス正極用スラリーの製造方法 |
WO2014174952A1 (ja) * | 2013-04-24 | 2014-10-30 | 住友大阪セメント株式会社 | 電極材料および電極並びにリチウムイオン電池 |
US9735420B2 (en) * | 2013-04-26 | 2017-08-15 | Sharp Kabushiki Kaisha | Positive electrode for lithium ion secondary batteries and lithium ion secondary battery including the same |
GB201719637D0 (en) * | 2017-11-27 | 2018-01-10 | Johnson Matthey Plc | Cathode materials |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1261050A1 (en) * | 2001-05-23 | 2002-11-27 | n.v. Umicore s.a. | Lithium transition-metal phosphate powder for rechargeable batteries |
JP4187524B2 (ja) * | 2002-01-31 | 2008-11-26 | 日本化学工業株式会社 | リチウム鉄リン系複合酸化物炭素複合体、その製造方法、リチウム二次電池正極活物質及びリチウム二次電池 |
-
2011
- 2011-10-03 US US13/251,382 patent/US20120088157A1/en not_active Abandoned
- 2011-10-05 JP JP2011221044A patent/JP5820221B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
US20120088157A1 (en) | 2012-04-12 |
JP2012099469A (ja) | 2012-05-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR102599149B1 (ko) | 전극용 재료, 및 축전 장치의 제작 방법 | |
JP5820221B2 (ja) | 電極用材料、蓄電装置及び電子機器 | |
KR101900424B1 (ko) | 축전 장치용 정극 활물질의 제작 방법 | |
JP6590858B2 (ja) | リチウムイオン二次電池の作製方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20140905 |
|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20140905 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20150525 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20150609 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20150619 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20150908 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20151002 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5820221 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |