JP6551878B2 - リチウムイオン電池の正極材料の製造方法及びこの方法で製造した電極材料 - Google Patents
リチウムイオン電池の正極材料の製造方法及びこの方法で製造した電極材料 Download PDFInfo
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- JP6551878B2 JP6551878B2 JP2015025824A JP2015025824A JP6551878B2 JP 6551878 B2 JP6551878 B2 JP 6551878B2 JP 2015025824 A JP2015025824 A JP 2015025824A JP 2015025824 A JP2015025824 A JP 2015025824A JP 6551878 B2 JP6551878 B2 JP 6551878B2
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- JP
- Japan
- Prior art keywords
- positive electrode
- active material
- ion battery
- lithium ion
- capacity
- 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.)
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- 229910001416 lithium ion Inorganic materials 0.000 title claims description 21
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims description 18
- 239000007774 positive electrode material Substances 0.000 title claims description 10
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 238000000034 method Methods 0.000 title description 10
- 239000007772 electrode material Substances 0.000 title description 2
- 239000011149 active material Substances 0.000 claims description 32
- 238000010438 heat treatment Methods 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 19
- 239000000843 powder Substances 0.000 claims description 16
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 15
- 229910052744 lithium Inorganic materials 0.000 claims description 15
- 239000006185 dispersion Substances 0.000 claims description 14
- 239000002994 raw material Substances 0.000 claims description 12
- ITHZDDVSAWDQPZ-UHFFFAOYSA-L barium acetate Chemical compound [Ba+2].CC([O-])=O.CC([O-])=O ITHZDDVSAWDQPZ-UHFFFAOYSA-L 0.000 claims description 6
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 claims description 6
- 229910002113 barium titanate Inorganic materials 0.000 claims description 6
- YHWCPXVTRSHPNY-UHFFFAOYSA-N butan-1-olate;titanium(4+) Chemical compound [Ti+4].CCCC[O-].CCCC[O-].CCCC[O-].CCCC[O-] YHWCPXVTRSHPNY-UHFFFAOYSA-N 0.000 claims description 6
- 238000001879 gelation Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 2
- 238000003756 stirring Methods 0.000 claims 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 30
- 239000000243 solution Substances 0.000 description 26
- 239000002245 particle Substances 0.000 description 23
- 239000002131 composite material Substances 0.000 description 19
- 239000000126 substance Substances 0.000 description 12
- 239000012071 phase Substances 0.000 description 11
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 10
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 9
- 230000000694 effects Effects 0.000 description 5
- 238000000851 scanning transmission electron micrograph Methods 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 238000002441 X-ray diffraction Methods 0.000 description 4
- 239000002105 nanoparticle Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 3
- 230000014759 maintenance of location Effects 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000010936 titanium Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 description 1
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 description 1
- 229910013870 LiPF 6 Inorganic materials 0.000 description 1
- 229910016722 Ni0.5Co0.2Mn0.3 Inorganic materials 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000006230 acetylene black Substances 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000002482 conductive additive Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- SXWUDUINABFBMK-UHFFFAOYSA-L dilithium;fluoro-dioxido-oxo-$l^{5}-phosphane Chemical compound [Li+].[Li+].[O-]P([O-])(F)=O SXWUDUINABFBMK-UHFFFAOYSA-L 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000002687 intercalation Effects 0.000 description 1
- 238000009830 intercalation Methods 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000011255 nonaqueous electrolyte Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000007784 solid electrolyte Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
Classifications
-
- 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
- Inorganic Compounds Of Heavy Metals (AREA)
- Battery Electrode And Active Subsutance (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015025824A JP6551878B2 (ja) | 2015-02-12 | 2015-02-12 | リチウムイオン電池の正極材料の製造方法及びこの方法で製造した電極材料 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015025824A JP6551878B2 (ja) | 2015-02-12 | 2015-02-12 | リチウムイオン電池の正極材料の製造方法及びこの方法で製造した電極材料 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2016149270A JP2016149270A (ja) | 2016-08-18 |
| JP2016149270A5 JP2016149270A5 (enrdf_load_stackoverflow) | 2018-01-11 |
| JP6551878B2 true JP6551878B2 (ja) | 2019-07-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015025824A Active JP6551878B2 (ja) | 2015-02-12 | 2015-02-12 | リチウムイオン電池の正極材料の製造方法及びこの方法で製造した電極材料 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP6551878B2 (enrdf_load_stackoverflow) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6760140B2 (ja) | 2017-03-06 | 2020-09-23 | トヨタ自動車株式会社 | リチウムイオン二次電池用正極材料の製造方法およびリチウムイオン二次電池用正極材料 |
| JP7103756B2 (ja) * | 2017-04-13 | 2022-07-20 | トヨタ自動車株式会社 | リチウムイオン二次電池用正極材料 |
| JP2019009252A (ja) * | 2017-06-23 | 2019-01-17 | 国立大学法人 岡山大学 | 強誘電体炭素複合材料及びその製造方法 |
| JP6919994B2 (ja) | 2017-12-12 | 2021-08-18 | トヨタ自動車株式会社 | 正極材料とこれを用いたリチウム二次電池 |
| JP7017392B2 (ja) | 2017-12-12 | 2022-02-08 | トヨタ自動車株式会社 | 正極材料とこれを用いたリチウム二次電池 |
| JP6791112B2 (ja) * | 2017-12-25 | 2020-11-25 | 日亜化学工業株式会社 | 非水系二次電池用正極材料の製造方法 |
| JP6776293B2 (ja) | 2018-03-22 | 2020-10-28 | 株式会社東芝 | 電極、二次電池、電池パック及び車両 |
| JP7085135B2 (ja) * | 2018-10-12 | 2022-06-16 | トヨタ自動車株式会社 | 正極活物質および該正極活物質を備える二次電池 |
| US11936036B2 (en) | 2019-11-28 | 2024-03-19 | Semiconductor Energy Laboratory Co., Ltd. | Positive electrode active material, secondary battery, and electronic device |
| CN115719810B (zh) * | 2021-08-26 | 2025-04-29 | 天津国安盟固利新材料科技股份有限公司 | 一种高电压钴酸锂正极材料及其制备方法和用途 |
| CN115939403B (zh) * | 2023-01-17 | 2025-03-04 | 西安交通大学 | 一种铁电体改性正极材料及其制备方法和二次电池 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3161471B2 (ja) * | 1991-06-04 | 2001-04-25 | 三菱マテリアル株式会社 | チタン酸バリウム薄膜の製造方法 |
| KR101032214B1 (ko) * | 2009-06-30 | 2011-05-02 | 주식회사 엘지화학 | 다공성 코팅층을 구비한 전극의 제조방법, 이로부터 형성된 전극 및 이를 구비한 전기화학소자 |
| JP2012028231A (ja) * | 2010-07-26 | 2012-02-09 | Samsung Electronics Co Ltd | 固体リチウムイオン二次電池 |
| JP2014116129A (ja) * | 2012-12-07 | 2014-06-26 | Samsung R&D Institute Japan Co Ltd | リチウムイオン二次電池及びリチウム二次電池用正極活物質合材の製造方法 |
-
2015
- 2015-02-12 JP JP2015025824A patent/JP6551878B2/ja active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP2016149270A (ja) | 2016-08-18 |
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