JPWO2021054467A5 - - Google Patents
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- Publication number
- JPWO2021054467A5 JPWO2021054467A5 JP2021546999A JP2021546999A JPWO2021054467A5 JP WO2021054467 A5 JPWO2021054467 A5 JP WO2021054467A5 JP 2021546999 A JP2021546999 A JP 2021546999A JP 2021546999 A JP2021546999 A JP 2021546999A JP WO2021054467 A5 JPWO2021054467 A5 JP WO2021054467A5
- Authority
- JP
- Japan
- Prior art keywords
- positive electrode
- electrode active
- active material
- less
- atomic
- 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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- 239000011163 secondary particle Substances 0.000 description 8
- 239000007774 positive electrode material Substances 0.000 description 7
- 239000002245 particle Substances 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 239000011572 manganese Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 239000011164 primary particle Substances 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000011247 coating layer Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000002425 crystallisation Methods 0.000 description 2
- 230000008025 crystallization Effects 0.000 description 2
- 229910052748 manganese Inorganic materials 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 1
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 235000011114 ammonium hydroxide Nutrition 0.000 description 1
- 229910000361 cobalt sulfate Inorganic materials 0.000 description 1
- 229940044175 cobalt sulfate Drugs 0.000 description 1
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000445 field-emission scanning electron microscopy Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 229940099596 manganese sulfate Drugs 0.000 description 1
- 239000011702 manganese sulphate Substances 0.000 description 1
- 235000007079 manganese sulphate Nutrition 0.000 description 1
- SQQMAOCOWKFBNP-UHFFFAOYSA-L manganese(II) sulfate Chemical compound [Mn+2].[O-]S([O-])(=O)=O SQQMAOCOWKFBNP-UHFFFAOYSA-L 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 1
- 229940053662 nickel sulfate Drugs 0.000 description 1
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 1
- 238000010899 nucleation Methods 0.000 description 1
- 230000006911 nucleation Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 230000001568 sexual effect Effects 0.000 description 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019170438 | 2019-09-19 | ||
| JP2019170438 | 2019-09-19 | ||
| PCT/JP2020/035589 WO2021054467A1 (ja) | 2019-09-19 | 2020-09-18 | リチウムイオン二次電池用正極活物質およびリチウムイオン二次電池 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2021054467A1 JPWO2021054467A1 (https=) | 2021-03-25 |
| JPWO2021054467A5 true JPWO2021054467A5 (https=) | 2022-05-30 |
| JP7235130B2 JP7235130B2 (ja) | 2023-03-08 |
Family
ID=74883622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2021546999A Active JP7235130B2 (ja) | 2019-09-19 | 2020-09-18 | リチウムイオン二次電池用正極活物質およびリチウムイオン二次電池 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US12381218B2 (https=) |
| EP (1) | EP4033565B1 (https=) |
| JP (1) | JP7235130B2 (https=) |
| CN (1) | CN114424369B (https=) |
| WO (1) | WO2021054467A1 (https=) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022170190A (ja) * | 2021-04-28 | 2022-11-10 | 日産自動車株式会社 | 二次電池用正極 |
| EP4228029A4 (en) * | 2021-12-28 | 2024-02-14 | Contemporary Amperex Technology Co., Limited | POSITIVE ELECTRODE MATERIAL, PRODUCTION METHOD THEREOF AND SECONDARY BATTERY THEREFOR |
| CN115403080B (zh) * | 2022-10-31 | 2023-03-24 | 宜宾锂宝新材料有限公司 | 一种单晶型镍钴铝锂氧化物正极材料及其制备方法 |
| JP2025027661A (ja) * | 2023-08-16 | 2025-02-28 | 住友金属鉱山株式会社 | 全固体リチウムイオン二次電池用正極活物質、及び、全固体リチウムイオン二次電池 |
| CN119092700B (zh) * | 2023-10-31 | 2025-10-17 | 贝特瑞新材料集团股份有限公司 | 负极材料及其制备方法、负极极片、锂离子电池 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010064504A1 (ja) * | 2008-12-05 | 2010-06-10 | 日鉱金属株式会社 | リチウムイオン電池用正極活物質、同正極活物質を用いた二次電池用正極及び二次電池正極を用いたリチウムイオン二次電池 |
| JP5822708B2 (ja) * | 2011-12-16 | 2015-11-24 | 住友金属鉱山株式会社 | 非水系電解質二次電池用正極活物質とその製造方法、および該正極活物質を用いた非水系電解質二次電池 |
| KR102203425B1 (ko) | 2013-05-10 | 2021-01-15 | 스미토모 긴조쿠 고잔 가부시키가이샤 | 전이 금속 복합 수산화물 입자와 그의 제조 방법, 비수전해질 이차 전지용 정극 활물질과 그의 제조 방법, 및 비수전해질 이차 전지 |
| WO2016140207A1 (ja) * | 2015-03-03 | 2016-09-09 | 住友金属鉱山株式会社 | 非水系電解質二次電池用正極活物質およびその製造方法 |
| JP6555636B2 (ja) | 2015-03-03 | 2019-08-07 | 住友金属鉱山株式会社 | 非水系電解質二次電池用正極活物質およびその製造方法 |
| CN109843811B (zh) * | 2016-07-29 | 2022-08-26 | 住友金属矿山株式会社 | 镍锰复合氢氧化物及其制造方法、非水系电解质二次电池用正极活性物质及其制造方法 |
| JP6895105B2 (ja) * | 2016-08-01 | 2021-06-30 | 住友金属鉱山株式会社 | ニッケルマンガン複合水酸化物粒子の製造方法、および非水系電解質二次電池用正極活物質の製造方法 |
| JP7087380B2 (ja) | 2016-12-27 | 2022-06-21 | 住友金属鉱山株式会社 | 遷移金属含有複合水酸化物粒子およびその製造方法、並びに、非水電解質二次電池用正極活物質およびその製造方法 |
| JP7027928B2 (ja) | 2018-02-07 | 2022-03-02 | 住友金属鉱山株式会社 | 非水系電解質二次電池用正極活物質、非水系電解質二次電池用正極活物質の製造方法、非水系電解質二次電池 |
| WO2019189421A1 (ja) | 2018-03-28 | 2019-10-03 | Ntn株式会社 | 車輪用軸受装置 |
-
2020
- 2020-09-18 WO PCT/JP2020/035589 patent/WO2021054467A1/ja not_active Ceased
- 2020-09-18 EP EP20864858.4A patent/EP4033565B1/en active Active
- 2020-09-18 JP JP2021546999A patent/JP7235130B2/ja active Active
- 2020-09-18 US US17/761,892 patent/US12381218B2/en active Active
- 2020-09-18 CN CN202080065825.5A patent/CN114424369B/zh active Active
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