Gallium containing zinc oxide
US7651640B2 · kind B2 · utility
3Cited by
0References
19Claims
0Family size
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Key dates
| Filing date | Feb 23, 2006 |
| Grant date | Jan 26, 2010 |
| Priority date | — |
| Expiry date | Sep 21, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC23C14/32
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A gallium containing zinc oxide with an improved heat ray shielding function while keeping high transparency to visible light rays is provided. A gallium containing zinc oxide, which has a heat ray shielding function, a gallium content in the range of 0.25 to 25 % by weight, and a carrier electron density ne of 2×1020/ cm3 or higher.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.