Method for manufacturing lithium hydroxide powder, method for manufacturing positive electrode active material for lithium secondary cell, and package
US11932548B2 · kind B2 · utility
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Key dates
| Filing date | Feb 28, 2019 |
| Grant date | Mar 19, 2024 |
| Priority date | — |
| Expiry date | May 4, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A method for manufacturing a lithium hydroxide powder includes a pulverizing step of pulverizing coarse particles of lithium hydroxide to obtain lithium hydroxide powder; and a carbonation-suppressing step of storing the lithium hydroxide powder in an airtight container in an atmosphere satisfying requirements (1) and (2).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.