Articles with textured surfaces and methods of making same
US10921860B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 14, 2018 |
| Grant date | Feb 16, 2021 |
| Priority date | — |
| Expiry date | Feb 19, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B1/3888
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
An article includes a substrate; a first layer disposed on the first major surface of the substrate, wherein the first layer has an adherence to the substrate of greater than or equal to 4B according to a cross hatch adhesion test set forth in ASTM D3359-17; and at least one ink layer disposed on the first layer having a surface roughness Ra greater than or equal 50 nm to provide a textured surface. Also disclosed is an article a substrate a coating disposed on the first major surface, wherein the coating has an adherence to the substrate of greater than or equal to 4B according to a cross hatch adhesion test set, a gauge hardness greater than or equal to 4H according to a pencil test, and a scratch hardness greater than or equal to 3H according to a pencil test set.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.