Process of making cathode material containing Ni-based lithium transition metal oxide
US7943111B2 · kind B2 · utility
5Cited by
14References
10Claims
0Family size
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Key dates
| Filing date | Feb 20, 2009 |
| Grant date | May 17, 2011 |
| Priority date | — |
| Expiry date | May 1, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/129
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention provides for a process of making a Ni-based lithium transition metal oxide cathode active materials used in lithium ion secondary batteries. The cathode active materials are substantially free of Li2CO3 impurity and soluble bases.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.