JPWO2022009572A5 - - Google Patents
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- Publication number
- JPWO2022009572A5 JPWO2022009572A5 JP2022534955A JP2022534955A JPWO2022009572A5 JP WO2022009572 A5 JPWO2022009572 A5 JP WO2022009572A5 JP 2022534955 A JP2022534955 A JP 2022534955A JP 2022534955 A JP2022534955 A JP 2022534955A JP WO2022009572 A5 JPWO2022009572 A5 JP WO2022009572A5
- Authority
- JP
- Japan
- Prior art keywords
- active material
- battery
- carbon
- composite
- less
- 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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- 239000011149 active material Substances 0.000 claims 15
- 239000002131 composite material Substances 0.000 claims 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims 4
- 229910052799 carbon Inorganic materials 0.000 claims 4
- 230000004580 weight loss Effects 0.000 claims 2
- 238000001237 Raman spectrum Methods 0.000 claims 1
- 229910004298 SiO 2 Inorganic materials 0.000 claims 1
- 229910004283 SiO 4 Inorganic materials 0.000 claims 1
- 229910003481 amorphous carbon Inorganic materials 0.000 claims 1
- 229910021417 amorphous silicon Inorganic materials 0.000 claims 1
- 239000003575 carbonaceous material Substances 0.000 claims 1
- 229910002804 graphite Inorganic materials 0.000 claims 1
- 239000010439 graphite Substances 0.000 claims 1
- 238000000655 nuclear magnetic resonance spectrum Methods 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 239000002245 particle Substances 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 239000002210 silicon-based material Substances 0.000 claims 1
- 239000011856 silicon-based particle Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020116972 | 2020-07-07 | ||
| JP2020116972 | 2020-07-07 | ||
| PCT/JP2021/021116 WO2022009572A1 (ja) | 2020-07-07 | 2021-06-03 | 電池用活物質、電池用複合活物質、及び二次電池 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2022009572A1 JPWO2022009572A1 (https=) | 2022-01-13 |
| JPWO2022009572A5 true JPWO2022009572A5 (https=) | 2022-10-04 |
| JP7201133B2 JP7201133B2 (ja) | 2023-01-10 |
Family
ID=79552377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022534955A Active JP7201133B2 (ja) | 2020-07-07 | 2021-06-03 | 電池用活物質、電池用複合活物質、及び二次電池 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20230125241A1 (https=) |
| EP (1) | EP4181233A4 (https=) |
| JP (1) | JP7201133B2 (https=) |
| KR (1) | KR20230030569A (https=) |
| CN (1) | CN115668544A (https=) |
| WO (1) | WO2022009572A1 (https=) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114975997B (zh) * | 2022-05-09 | 2024-04-30 | 东莞理工学院 | 一种锂离子电池负极材料及其制备方法 |
| JPWO2024004786A1 (https=) * | 2022-06-30 | 2024-01-04 | ||
| JP7473098B1 (ja) * | 2022-09-01 | 2024-04-23 | Dic株式会社 | 負極活物質前駆体、負極活物質、二次電池および負極活物質の製造方法 |
| EP4704176A1 (en) * | 2023-04-26 | 2026-03-04 | Panasonic Intellectual Property Management Co., Ltd. | Negative electrode material for secondary battery, secondary battery, and method for manufacturing negative electrode material for secondary battery |
| WO2025142544A1 (ja) * | 2023-12-26 | 2025-07-03 | 富士フイルム株式会社 | 再生正極活物質、これを含むリチウムイオン二次電池、及び再生正極活物質の製造方法 |
| CN119314569B (zh) * | 2024-10-18 | 2025-11-04 | 中国科学院青岛生物能源与过程研究所 | 一种基于分子动力学模拟获取非晶SiOC原子离位能的模拟方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3060077B2 (ja) | 1991-11-25 | 2000-07-04 | セイコーインスツルメンツ株式会社 | 非水電解質二次電池及びその活物質の製造方法 |
| JP3633557B2 (ja) | 2001-12-27 | 2005-03-30 | 株式会社東芝 | 非水電解質二次電池用負極活物質、その製造方法、および非水電解質二次電池 |
| JP4998662B2 (ja) | 2004-07-30 | 2012-08-15 | 信越化学工業株式会社 | Ｓｉ−Ｃ−Ｏ系コンポジット及びその製造方法並びに非水電解質二次電池用負極材 |
| JP5333820B2 (ja) | 2008-05-23 | 2013-11-06 | ソニー株式会社 | 二次電池用負極およびそれを備えた二次電池 |
| CN103137968B (zh) * | 2011-11-30 | 2015-06-10 | 北京有色金属研究总院 | 锂离子电池用的正极复合材料及其制备方法 |
| EP2869367A4 (en) * | 2012-06-27 | 2016-02-24 | Jnc Corp | NEGATIVE ACTIVE MATERIAL FOR SECONDARY BATTERY, METHOD OF MANUFACTURING THEREOF, AND NEGATIVE ELECTRODE AND LITHIUMION BATTERY MADE THEREFOR |
| US20150340695A1 (en) * | 2012-12-19 | 2015-11-26 | Dic Corporation | Active material for negative electrodes of nonaqueous secondary batteries, and nonaqueous secondary battery |
| CN104466142B (zh) | 2013-09-23 | 2016-05-18 | 国联汽车动力电池研究院有限责任公司 | 一种锂离子电池用硅/硅氧碳/石墨复合负极材料 |
| EP3018099A1 (en) * | 2014-11-06 | 2016-05-11 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | SiOC composite electrode material |
| JP6857879B2 (ja) * | 2016-12-22 | 2021-04-14 | Dic株式会社 | 非水性二次電池負極用活物質の製造方法、および非水性二次電池用負極の製造方法 |
| CN111406334A (zh) * | 2017-12-01 | 2020-07-10 | Dic株式会社 | 负极活性物质及其制造方法 |
| EP3597597A1 (en) * | 2018-07-17 | 2020-01-22 | Commissariat à l'Energie Atomique et aux Energies Alternatives | Spherical sioc particulate electrode material |
-
2021
- 2021-06-03 KR KR1020227041688A patent/KR20230030569A/ko active Pending
- 2021-06-03 JP JP2022534955A patent/JP7201133B2/ja active Active
- 2021-06-03 CN CN202180038571.2A patent/CN115668544A/zh active Pending
- 2021-06-03 WO PCT/JP2021/021116 patent/WO2022009572A1/ja not_active Ceased
- 2021-06-03 EP EP21837320.7A patent/EP4181233A4/en not_active Withdrawn
-
2022
- 2022-12-21 US US18/085,741 patent/US20230125241A1/en not_active Abandoned
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