JPWO2024181132A5 - - Google Patents
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- Publication number
- JPWO2024181132A5 JPWO2024181132A5 JP2024529986A JP2024529986A JPWO2024181132A5 JP WO2024181132 A5 JPWO2024181132 A5 JP WO2024181132A5 JP 2024529986 A JP2024529986 A JP 2024529986A JP 2024529986 A JP2024529986 A JP 2024529986A JP WO2024181132 A5 JPWO2024181132 A5 JP WO2024181132A5
- Authority
- JP
- Japan
- Prior art keywords
- composite particle
- particle according
- elements
- silicon
- composite
- 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
- 239000011246 composite particle Substances 0.000 claims 16
- -1 silicate compound Chemical class 0.000 claims 8
- 239000011856 silicon-based particle Substances 0.000 claims 7
- 238000002441 X-ray diffraction Methods 0.000 claims 4
- 229910021645 metal ion Inorganic materials 0.000 claims 4
- 229910007562 Li2SiO3 Inorganic materials 0.000 claims 3
- 239000013078 crystal Substances 0.000 claims 3
- 239000002184 metal Substances 0.000 claims 3
- 229910052751 metal Inorganic materials 0.000 claims 3
- 229910052760 oxygen Inorganic materials 0.000 claims 3
- 238000001228 spectrum Methods 0.000 claims 3
- 239000011159 matrix material Substances 0.000 claims 2
- 239000007773 negative electrode material Substances 0.000 claims 2
- 229910052710 silicon Inorganic materials 0.000 claims 2
- 229910001556 Li2Si2O5 Inorganic materials 0.000 claims 1
- 229910014630 LixSiyOz Inorganic materials 0.000 claims 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 238000010304 firing Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 claims 1
- 239000000203 mixture Substances 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 239000002245 particle Substances 0.000 claims 1
- 229920001296 polysiloxane Polymers 0.000 claims 1
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 229910052814 silicon oxide Inorganic materials 0.000 claims 1
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2023031778 | 2023-03-02 | ||
| JP2023031778 | 2023-03-02 | ||
| PCT/JP2024/005138 WO2024181132A1 (ja) | 2023-03-02 | 2024-02-15 | 複合粒子、複合粒子の製造方法、二次電池用負極活物質、負極及び二次電池 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JPWO2024181132A1 JPWO2024181132A1 (https=) | 2024-09-06 |
| JPWO2024181132A5 true JPWO2024181132A5 (https=) | 2025-02-04 |
| JP7632757B2 JP7632757B2 (ja) | 2025-02-19 |
Family
ID=92589707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2024529986A Active JP7632757B2 (ja) | 2023-03-02 | 2024-02-15 | 複合粒子、複合粒子の製造方法、二次電池用負極活物質、負極及び二次電池 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7632757B2 (https=) |
| WO (1) | WO2024181132A1 (https=) |
Family Cites Families (5)
| 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 |
| JP5411780B2 (ja) | 2010-04-05 | 2014-02-12 | 信越化学工業株式会社 | 非水電解質二次電池用負極材及び非水電解質二次電池用負極材の製造方法並びにリチウムイオン二次電池 |
| JP6765997B2 (ja) * | 2017-03-13 | 2020-10-07 | 信越化学工業株式会社 | 負極材及びその負極材の製造方法、並びに混合負極材 |
| CN111602275B (zh) * | 2018-01-19 | 2023-06-09 | 三洋电机株式会社 | 非水电解质二次电池 |
| CN118891750A (zh) * | 2022-03-09 | 2024-11-01 | 松下新能源株式会社 | 二次电池用负极活性物质及二次电池 |
-
2024
- 2024-02-15 WO PCT/JP2024/005138 patent/WO2024181132A1/ja not_active Ceased
- 2024-02-15 JP JP2024529986A patent/JP7632757B2/ja active Active
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