Ultrathin glass ceramic article and method for producing an ultrathin glass ceramic article
US12116305B2 · kind B2 · utility
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18Claims
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Key dates
| Filing date | Apr 9, 2021 |
| Grant date | Oct 15, 2024 |
| Priority date | — |
| Expiry date | Oct 26, 2042 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC03C21/002
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
An ultrathin glass-ceramic article is provided having an article thickness (t) of equal to or less than 0.3 mm and an outer surface followed towards the inside of the article by an outer layer and a central part. The glass-ceramic has a crystal phase and an amorphous phase and the outer layer includes the crystal phase. The article has a gradient structure or a layered structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.