High voltage positive active material and method for preparing the same
US10658656B2 · kind B2 · utility
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Key dates
| Filing date | Nov 24, 2014 |
| Grant date | May 19, 2020 |
| Priority date | — |
| Expiry date | Jul 3, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed herein is a high voltage cathode active material and a method for preparing the same. The cathode active material includes particles of a spinel-type compound having a composition represented by Formula (1) and a carbon-based material present on surfaces of the particles of the spinel-type compound: Li1+aMxMn2−xO4−zAz (1)
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.