Composite board composed of wood material with a middle layer made of plywood
US10828874B2 · kind B2 · utility
0Cited by
2References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 18, 2017 |
| Grant date | Nov 10, 2020 |
| Priority date | — |
| Expiry date | Jan 18, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB32B2307/75
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
The invention relates to a composite board composed of wood material, comprising a middle layer composed of plywood, wherein the middle layer is connected to at least one outer layer composed of fiberboard. In order to provide an economically producible composite board having improved strength properties, an artificial resin-impregnated paper according to the invention is arranged between the middle layer and the outer layer. The invention further relates to a method for producing the composite board composed of wood material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.