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US 12,109,790 B1Granted
Composite panels having a melamine impregnated protective layer
AssigneeColumbia Insurance Company
InventorsAnthony Drevet, Philippe Erramuzpe
Life of this patent
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Abstract
The disclosed panels generally comprise a protective layer composed of a paper impregnated with a melamine resin. The protective layer may be incorporated into a panel comprising a rigid composite core, such as a plastic composite core or a mineral composite core. Disclosed are also methods for manufacturing the panels.
Claims20
A panel comprising:
- (a) a single top layer comprising a paper impregnated with a melamine resin, an adhesive, and abrasion-resistant particles;
- and
- (b) a rigid core comprising:
- (i) magnesium oxide;
- (ii) magnesium salt;
- and
- (iii) 40% or less of wood fibers;
- (c) wherein the single top layer is directly laminated to an upper surface of the rigid core, and
- (d) wherein the single top layer comprises a topmost surface that further comprises the paper.
6 more elements
A panel comprising:
- (a) a single top layer comprising a paper impregnated with a melamine resin, an adhesive, and abrasion-resistant particles;
- and
- (b) a rigid core comprising:
- (i) magnesium oxychloride cement;
- and
- (ii) 40% or less of wood fibers;
- (c) wherein the single top layer is fully cured and directly laminated to an upper surface of the rigid core in a single process;
- (d) wherein the single top layer comprises a topmost surface that further comprises the paper.
5 more elements
Dependencies are inferred from the claim text.