Functional glazing provided with a permanent protective film
US11136263B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 28, 2018 |
| Grant date | Oct 5, 2021 |
| Priority date | — |
| Expiry date | Dec 31, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08J2369/00
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A glazing article, includes a substrate made of glass or made of organic substance, on the surface of which are deposited a layer or a stack of layers conferring, on the article, a functionality, in particular solar protection, thermal insulation or anticondensation properties, with a total thickness of between 5 nanometers and 400 nanometers, an organic film covering the layer or the stack of layers, the thickness of the polymer film being between 300 nanometers and 10 micrometers, wherein a texturing element is present under the layer or the stack of layers, the roughness of the surface of the texturing element being such that: the arithmetic mean deviation Ra is between 50 nm and 2 micrometers, limits included, the base length RSm is between 5 micrometers and 300 micrometers, limits included.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.