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Positive Electrode Material For Rechargeable Lithium Ion Batteries
Abstract: a first lithium transition metal oxide based powder, comprising a material A having a layered crystal structure consisting of the elements Li, a transition metal based composition M and oxygen, the first powder having a particle size distribution with a span <1.0; and a second lithium transition metal oxide based powder having a monolithic morphology and a general formula Li1+bN"1-bO2, wherein -0.03=b=0.10, and N"=NixM"yCozEd, wherein 0.30=x=0.92 0.05=y=0.40, 0.05=z=0.40 and 0=d=0.10, with M" being either one or both of Mn or Al, and with E being a dopant different from M", the first powder having an average particle size D50 between 10 and 40 µ??, the second powder having an average particle size D50 between 2 and 4 µ??; and wherein the weight ratio of the second powder in the bimodal mixture is between 20 and 60 wt%.
Notices, Deadlines & Correspondence
Patent Information
Applicants
UMICORE
UMICORE KOREA LTD.
Inventors
1. KIM, Dae-Hyun
2. PAULSEN, Jens
3. KUMAKURA, Shinichi
4. LEE, YuRi
5. ZHU, Liang
6. YANG, TaeHyeon
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202047041640-STATEMENT OF UNDERTAKING (FORM 3) [25-09-2020(online)].pdf | 2020-09-25 |
| 2 | 202047041640-REQUEST FOR EXAMINATION (FORM-18) [25-09-2020(online)].pdf | 2020-09-25 |
| 3 | 202047041640-PRIORITY DOCUMENTS [25-09-2020(online)].pdf | 2020-09-25 |
| 4 | 202047041640-FORM 18 [25-09-2020(online)].pdf | 2020-09-25 |
| 5 | 202047041640-FORM 1 [25-09-2020(online)].pdf | 2020-09-25 |
| 6 | 202047041640-DRAWINGS [25-09-2020(online)].pdf | 2020-09-25 |
| 7 | 202047041640-DECLARATION OF INVENTORSHIP (FORM 5) [25-09-2020(online)].pdf | 2020-09-25 |
| 8 | 202047041640-COMPLETE SPECIFICATION [25-09-2020(online)].pdf | 2020-09-25 |
| 9 | 202047041640-Proof of Right [13-10-2020(online)].pdf | 2020-10-13 |
| 10 | 202047041640-FORM-26 [13-10-2020(online)].pdf | 2020-10-13 |
| 11 | 202047041640-Correspondence, Form-1 And POA _01-02-2021.pdf | 2021-02-01 |
| 12 | 202047041640-FORM 3 [01-03-2021(online)].pdf | 2021-03-01 |
| 13 | Abstract 202047041640.jpg | 2021-10-18 |
| 14 | 202047041640.pdf | 2021-10-18 |
| 15 | 202047041640-FER.pdf | 2021-10-18 |
Search Strategy
| 1 | Document4E_02-03-2021.pdf |
| 2 | 2021-03-0213-03-17E_02-03-2021.pdf |