JP2021190359A5 - - Google Patents
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- Publication number
- JP2021190359A5 JP2021190359A5 JP2020096311A JP2020096311A JP2021190359A5 JP 2021190359 A5 JP2021190359 A5 JP 2021190359A5 JP 2020096311 A JP2020096311 A JP 2020096311A JP 2020096311 A JP2020096311 A JP 2020096311A JP 2021190359 A5 JP2021190359 A5 JP 2021190359A5
- Authority
- JP
- Japan
- Prior art keywords
- cobalt
- lithium
- active material
- positive electrode
- electrode active
- 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.)
- Granted
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- 229910052744 lithium Inorganic materials 0.000 claims description 28
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 24
- 239000002131 composite material Substances 0.000 claims description 21
- 239000007774 positive electrode material Substances 0.000 claims description 20
- 150000001875 compounds Chemical class 0.000 claims description 18
- 239000002245 particle Substances 0.000 claims description 17
- CKFRRHLHAJZIIN-UHFFFAOYSA-N cobalt lithium Chemical compound [Li].[Co] CKFRRHLHAJZIIN-UHFFFAOYSA-N 0.000 claims description 15
- UBEWDCMIDFGDOO-UHFFFAOYSA-N cobalt(2+);cobalt(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[O-2].[Co+2].[Co+3].[Co+3] UBEWDCMIDFGDOO-UHFFFAOYSA-N 0.000 claims description 13
- 229910017052 cobalt Inorganic materials 0.000 claims description 4
- 239000010941 cobalt Substances 0.000 claims description 4
- 229910052719 titanium Inorganic materials 0.000 claims description 4
- 238000007580 dry-mixing Methods 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 2
- 229910052733 gallium Inorganic materials 0.000 claims description 2
- 229910052732 germanium Inorganic materials 0.000 claims description 2
- 238000007561 laser diffraction method Methods 0.000 claims description 2
- 229910052748 manganese Inorganic materials 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 229910052759 nickel Inorganic materials 0.000 claims description 2
- 229910052758 niobium Inorganic materials 0.000 claims description 2
- 229910052700 potassium Inorganic materials 0.000 claims description 2
- 239000011164 primary particle Substances 0.000 claims description 2
- 238000001878 scanning electron micrograph Methods 0.000 claims description 2
- 238000000790 scattering method Methods 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 229910052708 sodium Inorganic materials 0.000 claims description 2
- 229910052712 strontium Inorganic materials 0.000 claims description 2
- 229910052718 tin Inorganic materials 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 229910052726 zirconium Inorganic materials 0.000 claims description 2
- 239000010936 titanium Substances 0.000 claims 15
- 238000002441 X-ray diffraction Methods 0.000 claims 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims 1
- 229910052802 copper Inorganic materials 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 230000005855 radiation Effects 0.000 claims 1
- 229910000428 cobalt oxide Inorganic materials 0.000 description 2
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical group [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 description 2
- 229910020599 Co 3 O 4 Inorganic materials 0.000 description 1
- 239000006182 cathode active material Substances 0.000 description 1
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020096311A JP7252174B2 (ja) | 2020-06-02 | 2020-06-02 | 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 |
| PCT/JP2021/019534 WO2021246215A1 (ja) | 2020-06-02 | 2021-05-24 | 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 |
| TW110119301A TWI897968B (zh) | 2020-06-02 | 2021-05-27 | 鋰二次電池用正極活性物質、其製造方法及鋰二次電池 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020096311A JP7252174B2 (ja) | 2020-06-02 | 2020-06-02 | 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 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2021190359A JP2021190359A (ja) | 2021-12-13 |
| JP2021190359A5 true JP2021190359A5 (https=) | 2022-11-24 |
| JP7252174B2 JP7252174B2 (ja) | 2023-04-04 |
Family
ID=78831048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020096311A Active JP7252174B2 (ja) | 2020-06-02 | 2020-06-02 | 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 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP7252174B2 (https=) |
| TW (1) | TWI897968B (https=) |
| WO (1) | WO2021246215A1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2023115769A (ja) * | 2022-02-08 | 2023-08-21 | 堺化学工業株式会社 | 正極活物質用材料の製造方法 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000200605A (ja) | 1998-10-30 | 2000-07-18 | Sanyo Electric Co Ltd | 非水電解質電池およびその製造方法 |
| JP3806262B2 (ja) | 1999-03-18 | 2006-08-09 | セイミケミカル株式会社 | リチウム２次電池正極活物質用リチウム含有複合酸化物の製造方法 |
| AU2003264374A1 (en) * | 2002-09-03 | 2004-03-29 | Seimi Chemical Co., Ltd. | Process for producing lithium cobalt composite oxide for positive electrode of lithium secondary battery |
| JP5034366B2 (ja) | 2006-08-09 | 2012-09-26 | ソニー株式会社 | 非水電解質二次電池用正極活物質およびその製造方法、ならびに非水電解質二次電池 |
| JP2009266791A (ja) | 2008-03-31 | 2009-11-12 | Sanyo Electric Co Ltd | 非水電解質二次電池 |
| US20120040247A1 (en) * | 2010-07-16 | 2012-02-16 | Colorado State University Research Foundation | LAYERED COMPOSITE MATERIALS HAVING THE COMPOSITION: (1-x-y)LiNiO2(xLi2Mn03)(yLiCoO2), AND SURFACE COATINGS THEREFOR |
| US10256461B2 (en) | 2012-09-25 | 2019-04-09 | Sanyo Electric Co., Ltd. | Nonaqueous electrolyte secondary battery and positive electrode active material for nonaqueous electrolyte secondary batteries |
| JP2015201432A (ja) | 2014-03-31 | 2015-11-12 | 戸田工業株式会社 | 非水電解液二次電池用正極活物質粒子粉末及びその製造方法、並びに非水電解液二次電池 |
| CN106450270B (zh) | 2015-08-13 | 2020-08-11 | 中国科学院物理研究所 | 锂离子二次电池的正极活性材料及其制备方法和应用 |
| CN105449197B (zh) * | 2015-12-28 | 2019-05-07 | 中信国安盟固利电源技术有限公司 | 一种锂离子电池正极材料及其制备方法 |
| KR20170133949A (ko) * | 2016-05-27 | 2017-12-06 | 코스모신소재 주식회사 | 리튬 이차 전지용 양극 활물질 및 이를 포함하는 리튬 이차 전지 |
| KR102108283B1 (ko) | 2017-07-13 | 2020-05-07 | 삼성에스디아이 주식회사 | 리튬 이차 전지용 양극 활물질 및 이를 포함하는 리튬 이차 전지 |
| KR102400050B1 (ko) * | 2017-10-20 | 2022-05-19 | 비에이에스에프 산산 배터리 머터리얼즈 컴퍼니 리미티드 | 리튬 코발트 금속 산화물 분말, 이의 제조방법, 및 코발트(ii,iii) 산화물의 함량 결정 방법 |
-
2020
- 2020-06-02 JP JP2020096311A patent/JP7252174B2/ja active Active
-
2021
- 2021-05-24 WO PCT/JP2021/019534 patent/WO2021246215A1/ja not_active Ceased
- 2021-05-27 TW TW110119301A patent/TWI897968B/zh active
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