US 12,168,877 B2
Panel and method of producing a panel
Thomas Luc Martine Baert, Sint-Martens-Latem (BE); Tom Van Poyer, Jiaxing (CN); and Sven Boon, Jiaxing (CN)
Assigned to Champion Link International Corporation, The Valley (AI)
Filed by Champion Link International Corporation, The Valley (AI)
Filed on Apr. 28, 2023, as Appl. No. 18/309,295.
Application 18/309,295 is a continuation of application No. 17/476,123, filed on Sep. 15, 2021, granted, now 11,649,641.
Application 18/309,295 is a continuation of application No. 16/817,866, filed on Mar. 13, 2020, granted, now 11,149,441.
Prior Publication US 2023/0265663 A1, Aug. 24, 2023
Int. Cl. E04F 13/14 (2006.01); E04B 1/84 (2006.01); E04F 15/08 (2006.01)
CPC E04F 13/147 (2013.01) [E04B 1/84 (2013.01); E04F 15/08 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A panel, wherein the panel is a floor panel, a wall panel, or a ceiling panel, comprising:
at least one core layer, wherein the core layer is an extruded layer, and wherein the extruded layer comprises a composite material comprising 40% by weight or less of a thermoplastic material and at least 20% by weight of a mineral material, the core layer having a top surface and a bottom surface, and
at least one decorative top layer provided at the top surface of the core layer;
wherein at least part of the bottom surface of the core layer comprises a plurality of sound-dampening cavities, wherein said cavities are formed via hot-pressing,
wherein the plurality of sound-dampening cavities is structured and arranged to form a repeated cavity pattern, and further wherein said cavities are positioned at a predetermined distance from an edge of the panel and do not extend through the outer edges of the panel.