Process for producing panels with footfall and ambient sound deadening
US9725913B2 · kind B2 · utility
0Cited by
5References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 12, 2014 |
| Grant date | Aug 8, 2017 |
| Priority date | — |
| Expiry date | Aug 3, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24612
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A panel has an upper side facing the room in the use position and a lower side facing the floor. The lower side is coated, at least in sections, with a bonding layer composed of polymer. The bonding layer has an uneven surface on the outer side facing away from the panel, and has been coated at least in sections with a damping layer composed of polymer. A covering composed of panels, a process and an apparatus for producing the panels are also described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.