EP 1048424 A3 20010103 - Composite corkplate and method for the production thereof

Title (en)

Composite corkplate and method for the production thereof

Title (de)

Korkverbundplatte und Verfahren zur Herstellung einer solchen Verbundplatte

Title (fr)

Panneau sandwich en liège et son procédé de production

Publication

EP 1048424 A3 20010103 (DE)

Application

EP 00108679 A 20000420

Priority

DE 29907260 U 19990423
DE 19921019 A 19990506

Abstract (en)

[origin: EP1048424A2] Cork composite plate (A) comprises a carrier layer made of compacted, glued lignocellulose particles (I), especially wood ch or fibers, and at least one covering layer made from glued cork particles (II). The covering layer is bound to the carrier by simultaneous and mutual compression of glued (I) and (II). An Independent claim is also included for a multilayer (A) in which (II) form at least one of the exterior surfaces of the plate and (I) form a middle layer, with the plate having density 0.4-0.8 g/cc.

IPC 1-7

B27N 3/02

IPC 8 full level

B27N 3/02 (2006.01)

CPC (source: EP)

B27N 3/02 (2013.01)

Citation (search report)

[X] FR 1489279 A 19670721 - TABLEROS DE GERONA
[DY] EP 0788866 A2 19970813 - SCHLINGMANN GMBH & CO [DE]
[A] WO 9324719 A1 19931209 - TESCH GUENTER [CH]
[DA] EP 0012169 A1 19800625 - FRAUNHOFER GES FORSCHUNG [DE]
[XY] DATABASE WPI Section Ch Week 199443, Derwent World Patents Index; Class A81, AN 1994-347736, XP002146624
[X] DATABASE WPI Section Ch Week 198843, Derwent World Patents Index; Class A32, AN 1988-302645, XP002146625

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

DOCDB simple family (publication)

EP 1048424 A2 20001102; EP 1048424 A3 20010103

DOCDB simple family (application)

EP 00108679 A 20000420