EP 0856607 A3 19991117 - Multilayered paper
Title (en)
Multilayered paper
Title (de)
Mehrschichtiges Papier
Title (fr)
Papier multicouche
Publication
Application
Priority
DE 19703466 A 19970131
Abstract (en)
[origin: EP0856607A2] The multilayer paper has a base layer of unbleached fibres or fibres from used paper materials. The covering layer is a white or coloured coating instead of a white fibre layer. Also claimed is a production process where the fibre layer is produced without an additional bleached cellulose covering layer, to be passed to an application station for coating.
IPC 1-7
IPC 8 full level
D21F 11/04 (2006.01); D21H 19/66 (2006.01); D21H 27/38 (2006.01); D21H 11/14 (2006.01); D21H 23/24 (2006.01)
CPC (source: EP US)
D21F 11/04 (2013.01 - EP US); D21H 19/66 (2013.01 - EP US); D21H 27/38 (2013.01 - EP US); D21H 11/14 (2013.01 - EP US); D21H 23/24 (2013.01 - EP US)
Citation (search report)
- [XY] WO 8803871 A1 19880602 - UNITED STATES GYPSUM CO [US]
- [X] EP 0417368 A1 19910320 - WESTVACO CORP [US]
- [XY] FR 2641011 A1 19900629 - ARJOMARI PRIOUX [FR]
Designated contracting state (EPC)
AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
EP 0856607 A2 19980805; EP 0856607 A3 19991117; DE 19703466 A1 19980806; US 6299728 B1 20011009
DOCDB simple family (application)
EP 97122892 A 19971224; DE 19703466 A 19970131; US 1558898 A 19980129