Glazing panel
US6562490B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 20, 1999 |
| Grant date | May 13, 2003 |
| Priority date | — |
| Expiry date | Dec 20, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/265
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A glazing panel carrying a coating stack comprises in sequence at least:a glass substratea base antireflective layeran infra-red reflecting layer, anda top antireflective layerand is characterized in that at least one of the antireflective layers comprises at least one mixed oxide layer which comprises an oxide which is a mixture of Zn and at least one additional material X, in which the atomic ratio X/Zn is greater than or equal to 0.12 and in which X is one or more of the materials selected from the group comprising the elements of groups 2a, 3a, 5a, 4b, 5b, 6b of the periodic table. The glazing panel exhibits a combination of advantageous properties, particularly thermal stability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.