Cathode material, and preparation method and application thereof
US11569505B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Sep 3, 2020 |
| Grant date | Jan 31, 2023 |
| Priority date | — |
| Expiry date | Apr 22, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A cathode material, containing a crystal with a superlattice structure, is provided. A chemical formula of the crystal is xLi2MO3.(1-x)LiNiaCobMn(1-a-b)O2, where 0<x≤0.1, 0.8≤a<1, b≤0.1, and M is selected from one or more of Mn, Co, and Ni. A preparation method of the cathode material and a battery or a capacitor containing the cathode material are also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.