Lightweight wood-based board and process for producing it

The invention relates to a method for producing a sandwich panel, comprising the steps: providing an upper cover layer, providing a lower cover layer, providing an intermediate layer disposed between the upper and lower cover layers, compacting the upper and lower cover layers; foaming the intermedi...

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Bibliographische Detailangaben
Hauptverfasser:	JOHANNES WELLING, JAN LUDTKE, HEIKO THOMEN, MARIUS CATALIN BARBU
Format:	Patent
Sprache:	eng
Schlagworte:	AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUTORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTINGOF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL NAILING OR STAPLING MACHINES IN GENERAL PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL
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Beschreibung
Zusammenfassung:	The invention relates to a method for producing a sandwich panel, comprising the steps: providing an upper cover layer, providing a lower cover layer, providing an intermediate layer disposed between the upper and lower cover layers, compacting the upper and lower cover layers; foaming the intermediate layer, with no foaming of the intermediate layer occurring when compacting of the upper and lower cover layers begins.