Method of making thermoformably shaped fibreboard sandwich struc

Adhesive bonding and miscellaneous chemical manufacture – Methods – Surface bonding and/or assembly therefor

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Details

156221, 156245, 52144, 181292, 428116, 493966, B32B 3120

Patent

active

050229435

ABSTRACT:
A shaped panel and method of manufacture thereof comprises an open-cell core having multiple cells with cell walls extending perpendicularly to the opposite sides of the core. Linerboard covers one or both sides of the core with thermoplastic resin being provided as adhesive between the core and the one or more linerboards. The resulting sandwich structure is heated and shaped in a mold.

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