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US 12,122,721 B2Granted
Panel for forming a floor covering and such floor covering
AssigneeChampion Link International Corporation
InventorsThomas Martine Baert, Tom Van Poyer, Sven Boon
Life of this patent
Estimating the term…
Abstract
Provided is a panel, in particular a floor panel, suitable for forming a floor covering. The panel has a substantially planar top side, a substantially planar bottom side, at least four substantially linear side edges each including at least one pair of opposite side edges, preferably provided with locking means.
Claims20
A panel comprising at least one core layer having a planar top side, and a planar bottom side, at least four linear side edges,
- wherein the at least one core layer comprises a magnesium oxide composition comprising at least a magnesium oxide and a magnesium salt,
- wherein said magnesium oxide composition comprises a magnesium crystal structure, and wherein the magnesium crystal structure comprises at least 50% by weight of at least one whisker-phase magnesium crystal structure,
- wherein the magnesium oxide composition comprises at least one compound comprising at least two hydroxyl groups selected from oxalic acid, formic acid, citric acid, phosphoric acid, boric acid or combinations thereof, and/or wherein the core layer comprises at least one filler material selected from perlite, polymer foam beads or combinations thereof.
Dependencies are inferred from the claim text.