Composite panels with adhesive and separate fragment layers
US11806972B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 13, 2022 |
| Grant date | Nov 7, 2023 |
| Priority date | — |
| Expiry date | Jan 13, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02W30/62
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A panel and a method for manufacturing thereof where the panel includes a first layer comprising a first blend of paper fragments and plastic fragments; a second layer comprising a second blend of paper fragments and plastic fragments, wherein the paper fragments and plastic fragments of the second blend are coated with an adhesive; and a third layer comprising the first blend of paper fragments and plastic fragments, wherein the second layer is disposed between the first layer and the third layer, and wherein the first layer, the second layer, and the third layer are combined to form the panel using heat and pressure. In another embodiment, the paper fragments and plastic fragments of the first blend, not the second blend, are coated with an adhesive.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.