Asymmetrical laminate panel and method of manufacture
US11602919B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 31, 2020 |
| Grant date | Mar 14, 2023 |
| Priority date | — |
| Expiry date | Dec 2, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2111/52
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The present disclosure relates generally to plaster wall panels, for example, suitable for covering interior wall frames. The present disclosure relates more particularly to a plaster wall panel including a first plaster layer, a second plaster layer, and a damping layer disposed between the first and second plaster layers. The first plaster layer has a first thickness and is composed of a first plaster material that has a first material property. The second plaster layer has a second thickness and is composed of a second plaster material that has a second material property. The first thickness is smaller than the second thickness, and the first and second material properties are different.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.