Porous silicon and method of manufacture
US11780733B2 · kind B2 · utility
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12References
23Claims
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Key dates
| Filing date | May 17, 2021 |
| Grant date | Oct 10, 2023 |
| Priority date | — |
| Expiry date | Mar 31, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A method for manufacturing porous silicon can include reducing unpurified silica in the presence of a reducing agent to prepare a porous silicon material. A porous silicon material including silicon nanoparticles and clusters of silicon nanoparticles, where the pores are cooperatively defined by the nanoparticles within the clusters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.