JP2021048070A5 - - Google Patents
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- Publication number
- JP2021048070A5 JP2021048070A5 JP2019170441A JP2019170441A JP2021048070A5 JP 2021048070 A5 JP2021048070 A5 JP 2021048070A5 JP 2019170441 A JP2019170441 A JP 2019170441A JP 2019170441 A JP2019170441 A JP 2019170441A JP 2021048070 A5 JP2021048070 A5 JP 2021048070A5
- Authority
- JP
- Japan
- Prior art keywords
- less
- composite oxide
- lithium
- particles
- transition metal
- 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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- 239000011148 porous material Substances 0.000 claims description 25
- 239000002245 particle Substances 0.000 claims description 18
- 239000002131 composite material Substances 0.000 claims description 13
- 239000007774 positive electrode material Substances 0.000 claims description 10
- 239000011247 coating layer Substances 0.000 claims description 7
- 229910052723 transition metal Inorganic materials 0.000 claims description 6
- 230000001186 cumulative effect Effects 0.000 claims description 3
- 238000005259 measurement Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 239000011163 secondary particle Substances 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 2
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 2
- 239000011164 primary particle Substances 0.000 claims 4
- 239000000654 additive Substances 0.000 claims 3
- 230000000996 additive effect Effects 0.000 claims 3
- 229910052782 aluminium Inorganic materials 0.000 claims 2
- 229910052751 metal Inorganic materials 0.000 claims 2
- 229910052750 molybdenum Inorganic materials 0.000 claims 2
- 229910052758 niobium Inorganic materials 0.000 claims 2
- 229910052719 titanium Inorganic materials 0.000 claims 2
- 229910052721 tungsten Inorganic materials 0.000 claims 2
- 229910052726 zirconium Inorganic materials 0.000 claims 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims 1
- 229910052791 calcium Inorganic materials 0.000 claims 1
- 229910052804 chromium Inorganic materials 0.000 claims 1
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 239000013078 crystal Substances 0.000 claims 1
- 238000002149 energy-dispersive X-ray emission spectroscopy Methods 0.000 claims 1
- 239000010419 fine particle Substances 0.000 claims 1
- 229910052735 hafnium Inorganic materials 0.000 claims 1
- 229910001416 lithium ion Inorganic materials 0.000 claims 1
- 229910052749 magnesium Inorganic materials 0.000 claims 1
- 229910052748 manganese Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 239000002905 metal composite material Substances 0.000 claims 1
- 229910052759 nickel Inorganic materials 0.000 claims 1
- 229910052710 silicon Inorganic materials 0.000 claims 1
- 235000002639 sodium chloride Nutrition 0.000 claims 1
- 239000011780 sodium chloride Substances 0.000 claims 1
- 229910052715 tantalum Inorganic materials 0.000 claims 1
- 229910052720 vanadium Inorganic materials 0.000 claims 1
- 238000010304 firing Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019170441A JP7347061B2 (ja) | 2019-09-19 | 2019-09-19 | リチウムイオン二次電池用正極活物質およびリチウムイオン二次電池 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019170441A JP7347061B2 (ja) | 2019-09-19 | 2019-09-19 | リチウムイオン二次電池用正極活物質およびリチウムイオン二次電池 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2021048070A JP2021048070A (ja) | 2021-03-25 |
| JP2021048070A5 true JP2021048070A5 (enExample) | 2022-09-28 |
| JP7347061B2 JP7347061B2 (ja) | 2023-09-20 |
Family
ID=74876509
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019170441A Active JP7347061B2 (ja) | 2019-09-19 | 2019-09-19 | リチウムイオン二次電池用正極活物質およびリチウムイオン二次電池 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP7347061B2 (enExample) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102833611B1 (ko) * | 2021-01-21 | 2025-07-14 | 주식회사 엘지화학 | 양극 활물질의 제조방법 및 양극 활물질 |
| WO2022254871A1 (ja) * | 2021-05-31 | 2022-12-08 | パナソニックＩｐマネジメント株式会社 | 被覆活物質、電極材料および電池 |
| JP7417135B2 (ja) * | 2021-07-21 | 2024-01-18 | 日亜化学工業株式会社 | 非水電解質二次電池用正極活物質及びその製造方法 |
| JPWO2023037816A1 (enExample) * | 2021-09-13 | 2023-03-16 | ||
| CN117882211A (zh) * | 2021-09-13 | 2024-04-12 | 松下知识产权经营株式会社 | 被覆活性物质、电极材料和电池 |
| JP7284244B1 (ja) | 2021-12-08 | 2023-05-30 | 住友化学株式会社 | リチウム二次電池用正極活物質、リチウム二次電池用正極及びリチウム二次電池 |
| KR102872623B1 (ko) * | 2022-12-16 | 2025-10-20 | 포스코홀딩스 주식회사 | 전고체 전지용 양극 활물질, 이의 제조방법 및 이를 포함하는 전고체 전지 |
| WO2025005746A1 (ko) * | 2023-06-30 | 2025-01-02 | 주식회사 엘지에너지솔루션 | 양극 활물질, 이를 포함하는 양극 및 리튬 이차 전지 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001151511A (ja) | 1999-11-24 | 2001-06-05 | Mitsubishi Chemicals Corp | リチウムマンガン複合酸化物及びこれを用いたリチウム二次電池 |
| JP7055587B2 (ja) | 2015-09-25 | 2022-04-18 | 住友金属鉱山株式会社 | 非水系電解質二次電池用正極活物質の製造方法 |
| JP6378246B2 (ja) | 2016-05-09 | 2018-08-22 | トヨタ自動車株式会社 | 正極活物質、及び、当該正極活物質を用いたリチウムイオン二次電池 |
| JP6949297B2 (ja) | 2016-12-13 | 2021-10-13 | 住友金属鉱山株式会社 | 遷移金属含有複合水酸化物とその製造方法、および、非水電解質二次電池用正極活物質とその製造方法 |
| JP7260249B2 (ja) | 2018-01-11 | 2023-04-18 | 住友金属鉱山株式会社 | 遷移金属含有複合水酸化物粒子とその製造方法、非水電解質二次電池用正極活物質とその製造方法、および非水電解質二次電池 |
| CN108598379A (zh) | 2018-02-08 | 2018-09-28 | 中南大学 | 一种钨酸锂包覆镍钴铝酸锂复合材料及其制备方法和应用 |
| JP6523508B1 (ja) | 2018-03-30 | 2019-06-05 | 住友化学株式会社 | リチウム複合金属化合物、リチウム二次電池用正極活物質、リチウム二次電池用正極、リチウム二次電池、及びリチウム複合金属化合物の製造方法 |
-
2019
- 2019-09-19 JP JP2019170441A patent/JP7347061B2/ja active Active
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