Graphene films from carbon sources
US12077437B2 · kind B2 · utility
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Key dates
| Filing date | Aug 25, 2021 |
| Grant date | Sep 3, 2024 |
| Priority date | — |
| Expiry date | Feb 4, 2042 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2004/03
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Methods and apparatuses for forming a graphene film, and graphene films produced thereby. A method of forming a graphene film includes depositing a carbon source onto a substrate within a deposition environment including a vacuum to form the graphene film on the substrate. The carbon source includes coal, a coal component, or a combination thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.