Article including a sol-gel coating equipped with a functional design and process for producing such an article
US8227072B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 25, 2011 |
| Grant date | Jul 24, 2012 |
| Priority date | — |
| Expiry date | Jul 25, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24926
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
This invention relates to an article (1) including a substrate (2) including two opposite faces (21, 22), and a sol-gel coating (3) covering at least one of the faces (21, 22) of said substrate (2), in which said sol-gel coating (3) is in the form of a continuous film of a material including a matrix formed by at least one metal polyalkoxylate and at least 5% by weight with respect to the total weight of the coating (3) of at least one metal oxide dispersed in said matrix. According to the invention, the sol-gel coating (3) is coated with a functional design (4) including at least one optically non-transparent chemical substance. This invention also relates to a process for producing an article.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.