JPWO2022176650A5 - - Google Patents
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- JPWO2022176650A5 JPWO2022176650A5 JP2023500722A JP2023500722A JPWO2022176650A5 JP WO2022176650 A5 JPWO2022176650 A5 JP WO2022176650A5 JP 2023500722 A JP2023500722 A JP 2023500722A JP 2023500722 A JP2023500722 A JP 2023500722A JP WO2022176650 A5 JPWO2022176650 A5 JP WO2022176650A5
- Authority
- JP
- Japan
- Prior art keywords
- graphite particles
- particles
- circularity
- graphite
- rounder
- 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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Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021023988 | 2021-02-18 | ||
| JP2021023988 | 2021-02-18 | ||
| PCT/JP2022/004496 WO2022176650A1 (ja) | 2021-02-18 | 2022-02-04 | 非水電解質二次電池用負極、及び非水電解質二次電池 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2022176650A1 JPWO2022176650A1 (https=) | 2022-08-25 |
| JPWO2022176650A5 true JPWO2022176650A5 (https=) | 2023-11-09 |
| JP7748446B2 JP7748446B2 (ja) | 2025-10-02 |
Family
ID=82930862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023500722A Active JP7748446B2 (ja) | 2021-02-18 | 2022-02-04 | 非水電解質二次電池用負極、及び非水電解質二次電池 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20240145681A1 (https=) |
| EP (1) | EP4297120A4 (https=) |
| JP (1) | JP7748446B2 (https=) |
| CN (1) | CN116830292A (https=) |
| WO (1) | WO2022176650A1 (https=) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4443533A4 (en) * | 2021-11-30 | 2026-02-25 | Panasonic Ip Man Co Ltd | SECONDARY LITHIUM-ION BATTERY |
| JP7756682B2 (ja) * | 2023-06-09 | 2025-10-20 | プライムプラネットエナジー＆ソリューションズ株式会社 | 蓄電デバイス |
| WO2025070555A1 (ja) * | 2023-09-29 | 2025-04-03 | パナソニックＩｐマネジメント株式会社 | 非水電解質二次電池 |
| CN117855388A (zh) * | 2024-01-09 | 2024-04-09 | 浙江极氪智能科技有限公司 | 一种负极片及其制备方法、锂离子电池及汽车 |
| WO2026079122A1 (ja) * | 2024-10-10 | 2026-04-16 | パナソニックＩｐマネジメント株式会社 | 二次電池用負極及び二次電池 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009164013A (ja) * | 2008-01-08 | 2009-07-23 | Sony Corp | 負極および電池 |
| JP2009176494A (ja) * | 2008-01-23 | 2009-08-06 | Sony Corp | 負極および二次電池 |
| JP2011175842A (ja) | 2010-02-24 | 2011-09-08 | Hitachi Chem Co Ltd | リチウム電池用負極材、リチウム二次電池用負極及びリチウム電池 |
| JP5927823B2 (ja) | 2010-12-28 | 2016-06-01 | 日立化成株式会社 | リチウムイオン二次電池用負極材及びその製造方法、リチウムイオン二次電池用負極、並びにリチウムイオン二次電池 |
| JP5802513B2 (ja) * | 2011-10-14 | 2015-10-28 | 株式会社日立製作所 | 二次電池用負極、二次電池用負極を用いた非水電解質二次電池 |
| JP6422208B2 (ja) * | 2013-09-27 | 2018-11-14 | 三菱ケミカル株式会社 | 非水系二次電池負極用炭素材、それを用いた非水系二次電池用負極及び非水系二次電池 |
| JP6660581B2 (ja) * | 2015-09-24 | 2020-03-11 | 株式会社Ｇｓユアサ | 非水電解質二次電池用電極、及び非水電解質二次電池 |
| JPWO2018047939A1 (ja) * | 2016-09-09 | 2019-06-24 | 昭和電工株式会社 | リチウムイオン二次電池用負極材 |
| KR102308943B1 (ko) * | 2017-05-15 | 2021-10-01 | 주식회사 엘지에너지솔루션 | 이중층 구조의 활물질층을 포함하는 음극, 이의 제조방법 및 이를 포함하는 이차전지 |
| CN111344884B (zh) * | 2018-03-30 | 2023-09-29 | 松下控股株式会社 | 非水电解质二次电池用负极和非水电解质二次电池 |
-
2022
- 2022-02-04 JP JP2023500722A patent/JP7748446B2/ja active Active
- 2022-02-04 EP EP22755971.3A patent/EP4297120A4/en active Pending
- 2022-02-04 CN CN202280013532.1A patent/CN116830292A/zh active Pending
- 2022-02-04 WO PCT/JP2022/004496 patent/WO2022176650A1/ja not_active Ceased
- 2022-02-04 US US18/274,899 patent/US20240145681A1/en active Pending
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