JPWO2023074099A5 - - Google Patents
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- Publication number
- JPWO2023074099A5 JPWO2023074099A5 JP2023521875A JP2023521875A JPWO2023074099A5 JP WO2023074099 A5 JPWO2023074099 A5 JP WO2023074099A5 JP 2023521875 A JP2023521875 A JP 2023521875A JP 2023521875 A JP2023521875 A JP 2023521875A JP WO2023074099 A5 JPWO2023074099 A5 JP WO2023074099A5
- Authority
- JP
- Japan
- Prior art keywords
- secondary battery
- active material
- composite active
- battery according
- silicon particles
- 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
Links
- 239000002131 composite material Substances 0.000 claims 9
- 239000011149 active material Substances 0.000 claims 8
- 239000011856 silicon-based particle Substances 0.000 claims 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 6
- -1 silicate compound Chemical class 0.000 claims 6
- 239000011159 matrix material Substances 0.000 claims 3
- 239000000377 silicon dioxide Substances 0.000 claims 3
- 235000012239 silicon dioxide Nutrition 0.000 claims 3
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims 2
- 239000000391 magnesium silicate Substances 0.000 claims 2
- 229910052919 magnesium silicate Inorganic materials 0.000 claims 2
- 235000019792 magnesium silicate Nutrition 0.000 claims 2
- 239000002245 particle Substances 0.000 claims 2
- 238000002441 X-ray diffraction Methods 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 239000013078 crystal Substances 0.000 claims 1
- 229910052749 magnesium Inorganic materials 0.000 claims 1
- 239000011777 magnesium Substances 0.000 claims 1
- 239000000463 material Substances 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 238000001228 spectrum Methods 0.000 claims 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2023149177A JP7586255B2 (ja) | 2021-10-25 | 2023-09-14 | 二次電池用複合活物質および二次電池 |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021173871 | 2021-10-25 | ||
| JP2021173871 | 2021-10-25 | ||
| PCT/JP2022/031974 WO2023074099A1 (ja) | 2021-10-25 | 2022-08-25 | 二次電池用複合活物質および二次電池 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023149177A Division JP7586255B2 (ja) | 2021-10-25 | 2023-09-14 | 二次電池用複合活物質および二次電池 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2023074099A1 JPWO2023074099A1 (https=) | 2023-05-04 |
| JPWO2023074099A5 true JPWO2023074099A5 (https=) | 2023-09-28 |
| JP7364125B2 JP7364125B2 (ja) | 2023-10-18 |
Family
ID=86159336
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023521875A Active JP7364125B2 (ja) | 2021-10-25 | 2022-08-25 | 二次電池用複合活物質および二次電池 |
| JP2023149177A Active JP7586255B2 (ja) | 2021-10-25 | 2023-09-14 | 二次電池用複合活物質および二次電池 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023149177A Active JP7586255B2 (ja) | 2021-10-25 | 2023-09-14 | 二次電池用複合活物質および二次電池 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20250038172A1 (https=) |
| EP (1) | EP4425609A4 (https=) |
| JP (2) | JP7364125B2 (https=) |
| KR (1) | KR20240087834A (https=) |
| CN (1) | CN117957672A (https=) |
| TW (1) | TW202410513A (https=) |
| WO (1) | WO2023074099A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025177402A1 (ja) * | 2024-02-20 | 2025-08-28 | Tdk株式会社 | リチウムイオン二次電池用負極材、リチウムイオン二次電池用負極及びリチウムイオン二次電池 |
| CN119764340B (zh) * | 2024-11-18 | 2026-02-03 | 江苏正力新能电池技术股份有限公司 | 负极片及其制备方法和电池 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4533822B2 (ja) | 2005-08-24 | 2010-09-01 | 株式会社東芝 | 非水電解質電池および負極活物質 |
| US20160049639A1 (en) | 2013-03-22 | 2016-02-18 | Sanyo Electric Co., Ltd. | Nonaqueous electrolyte secondary battery |
| JP6430489B2 (ja) * | 2014-03-24 | 2018-11-28 | 株式会社東芝 | 非水電解質電池用負極活物質、非水電解質二次電池用負極、非水電解質二次電池及び電池パック |
| JP6797739B2 (ja) | 2016-09-30 | 2020-12-09 | 信越化学工業株式会社 | 負極活物質、混合負極活物質材料、及び負極活物質の製造方法 |
| KR101960855B1 (ko) | 2017-03-20 | 2019-03-21 | 대주전자재료 주식회사 | 리튬 이차전지 음극재용 실리콘 복합산화물 및 이의 제조방법 |
| JP2019043821A (ja) | 2017-09-06 | 2019-03-22 | パナソニックＩｐマネジメント株式会社 | 微粒子、微粒子の製造方法、及びリチウムイオン二次電池 |
| KR102250897B1 (ko) | 2018-01-30 | 2021-05-10 | 주식회사 엘지화학 | 리튬 이차전지용 음극 활물질, 이를 포함하는 음극 및 상기 음극을 포함하는 리튬 이온 이차 전지 |
| HUE070891T2 (hu) | 2018-01-31 | 2025-07-28 | Lg Energy Solution Ltd | Negatív elektróda aktív anyag, az azt tartalmazó negatív elektróda és az azt tartalmazó lítium szekunder akkumulátor |
| JP2019202914A (ja) | 2018-05-23 | 2019-11-28 | 株式会社豊田自動織機 | リチウムドープ層状シリコンの製造方法 |
| JPWO2023053631A1 (https=) | 2021-09-30 | 2023-04-06 |
-
2022
- 2022-08-25 CN CN202280060031.9A patent/CN117957672A/zh active Pending
- 2022-08-25 EP EP22886433.6A patent/EP4425609A4/en not_active Withdrawn
- 2022-08-25 JP JP2023521875A patent/JP7364125B2/ja active Active
- 2022-08-25 KR KR1020247011939A patent/KR20240087834A/ko active Pending
- 2022-08-25 US US18/700,404 patent/US20250038172A1/en active Pending
- 2022-08-25 WO PCT/JP2022/031974 patent/WO2023074099A1/ja not_active Ceased
-
2023
- 2023-03-03 TW TW112107823A patent/TW202410513A/zh unknown
- 2023-09-14 JP JP2023149177A patent/JP7586255B2/ja active Active
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