Non-opaque arsenic-free beta-spodumene glass ceramic exhibiting brown-grey coloration
US9593040B2 · kind B2 · utility
4Cited by
7References
16Claims
0Family size
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Key dates
| Filing date | Feb 28, 2014 |
| Grant date | Mar 14, 2017 |
| Priority date | — |
| Expiry date | Feb 14, 2035 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF24C15/10
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Methods, compositions, and articles provide for LAS-type glass-ceramics having specific thermo-mechanical, optical and coloration characteristics to yield generally brown-grey products. The glass-ceramic materials may include as colorants iron oxide, vanadium oxide, chromium oxide, cobalt oxide, nickel oxide and/or cerium oxide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.