JPWO2021186288A5 - - Google Patents

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Publication number
JPWO2021186288A5
JPWO2021186288A5 JP2022508604A JP2022508604A JPWO2021186288A5 JP WO2021186288 A5 JPWO2021186288 A5 JP WO2021186288A5 JP 2022508604 A JP2022508604 A JP 2022508604A JP 2022508604 A JP2022508604 A JP 2022508604A JP WO2021186288 A5 JPWO2021186288 A5 JP WO2021186288A5
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JP
Japan
Prior art keywords
region
transition metal
secondary battery
impurity layer
positive electrode
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Application number
JP2022508604A
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English (en)
Japanese (ja)
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JP7808025B2 (ja
JPWO2021186288A1 (https=
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Priority claimed from PCT/IB2021/051924 external-priority patent/WO2021186288A1/ja
Publication of JPWO2021186288A1 publication Critical patent/JPWO2021186288A1/ja
Publication of JPWO2021186288A5 publication Critical patent/JPWO2021186288A5/ja
Priority to JP2026006162A priority Critical patent/JP2026063222A/ja
Application granted granted Critical
Publication of JP7808025B2 publication Critical patent/JP7808025B2/ja
Active legal-status Critical Current
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JP2022508604A 2020-03-18 2021-03-09 二次電池、電子機器、及び車両 Active JP7808025B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2026006162A JP2026063222A (ja) 2020-03-18 2026-01-16 二次電池および電子機器

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020047990 2020-03-18
JP2020047990 2020-03-18
PCT/IB2021/051924 WO2021186288A1 (ja) 2020-03-18 2021-03-09 二次電池、電子機器、及び車両

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2026006162A Division JP2026063222A (ja) 2020-03-18 2026-01-16 二次電池および電子機器

Publications (3)

Publication Number Publication Date
JPWO2021186288A1 JPWO2021186288A1 (https=) 2021-09-23
JPWO2021186288A5 true JPWO2021186288A5 (https=) 2024-03-18
JP7808025B2 JP7808025B2 (ja) 2026-01-28

Family

ID=77770731

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2022508604A Active JP7808025B2 (ja) 2020-03-18 2021-03-09 二次電池、電子機器、及び車両
JP2026006162A Pending JP2026063222A (ja) 2020-03-18 2026-01-16 二次電池および電子機器

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2026006162A Pending JP2026063222A (ja) 2020-03-18 2026-01-16 二次電池および電子機器

Country Status (5)

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US (1) US20230130812A1 (https=)
JP (2) JP7808025B2 (https=)
KR (1) KR20220154707A (https=)
CN (1) CN115280554A (https=)
WO (1) WO2021186288A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117957685A (zh) * 2022-06-24 2024-04-30 宁德时代新能源科技股份有限公司 电池包和用电装置
US12191488B2 (en) * 2022-12-15 2025-01-07 Lg Energy Solution, Ltd. Positive electrode active material and positive electrode including the same

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2634148B1 (en) * 2012-03-01 2015-04-01 GS Yuasa International Ltd. Active material for non-aqueous electrolyte secondary battery, method for production of the active material, electrode for non-aqueous electrolyte secondary battery and non-aqueous electrolyte secondary battery
JP5871187B2 (ja) * 2012-03-01 2016-03-01 株式会社Ｇｓユアサ 非水電解質二次電池用活物質、その活物質の製造方法、非水電解質二次電池用電極及び非水電解質二次電池
KR101776896B1 (ko) * 2013-10-21 2017-09-08 주식회사 엘지화학 리튬 이차전지용 양극 활물질 및 그의 제조방법
KR101776895B1 (ko) * 2013-10-22 2017-09-08 주식회사 엘지화학 리튬 이차전지용 양극 활물질 및 그의 제조방법
KR101787631B1 (ko) * 2014-10-16 2017-10-18 주식회사 엘지화학 배리어 층을 포함하는 이차 전지용 양극 활물질 및 이의 제조 방법
KR101953155B1 (ko) * 2014-12-31 2019-02-28 주식회사 에코프로비엠 농도 구배를 나타내는 리튬 이차전지용 양극활물질 전구체 및 양극활물질을 제조하는 방법, 및 이에 의하여 제조된 농도 구배를 나타내는 리튬 이차전지용 양극활물질 전구체 및 양극활물질
JP6390915B2 (ja) * 2015-07-29 2018-09-19 トヨタ自動車株式会社 非水電解質二次電池用正極活物質
CN110352518B (zh) * 2017-02-06 2022-12-02 株式会社Lg化学 二次电池用正极活性材料、其制备方法以及包含其的锂二次电池
JP7163010B2 (ja) 2017-07-14 2022-10-31 株式会社半導体エネルギー研究所 正極活物質、正極、および二次電池

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