EP 0812956 A4 20000517 - HIGH PERFORMANCE PAPER AND PROCESS FOR PRODUCING THE SAME
Title (en)
HIGH PERFORMANCE PAPER AND PROCESS FOR PRODUCING THE SAME
Title (de)
HOCHLEISTUNGSFÄHIGES PAPIER UND VERFAHREN ZUR HERSTELLUNG DESSELBEN
Title (fr)
PAPIER HAUTE QUALITE ET PROCEDE DE FABRICATION CORRESPONDANT
Publication
Application
Priority
- JP 9603838 W 19961226
- JP 34402795 A 19951228
- JP 19488296 A 19960724
- JP 21922496 A 19960731
- JP 26551996 A 19960913
Abstract (en)
[origin: WO9724489A1] A first invention relates to a method of making paper, in which paper is passed through a nip portion formed by metallic rolls, under a line pressure of 200 to 2500 kg/cm. A second invention relates to paper which is provided on both surfaces thereof with moistureproofing resin layers before or after the paper is passed through a nip portion formed by metallic rolls, under a line pressure of 200 to 2500 kg/cm. A third invention relates to paper which is passed through a nip portion formed by metallic rolls, under a line pressure of 200 to 2500 kg/cm before or after the paper is impregnated with a cellulose fiber cross-linking agent. A fourth invention relates to a method of making a laminate of two or more paper sheets, in which two or more sheets of paper are passed through a nip portion formed by metallic rolls, under a line pressure of 500 to 2500 kg/cm.
IPC 1-7
IPC 8 full level
D21G 1/00 (2006.01); D21H 21/16 (2006.01); D21H 21/20 (2006.01); D21H 25/00 (2006.01); D21H 17/06 (2006.01); D21H 17/07 (2006.01); D21H 17/37 (2006.01); D21H 17/47 (2006.01); D21H 19/14 (2006.01); D21H 19/18 (2006.01); D21H 19/40 (2006.01)
CPC (source: EP)
D21G 1/00 (2013.01); D21H 21/16 (2013.01); D21H 21/20 (2013.01); D21H 25/005 (2013.01); D21H 17/06 (2013.01); D21H 17/07 (2013.01); D21H 17/375 (2013.01); D21H 17/47 (2013.01); D21H 19/14 (2013.01); D21H 19/18 (2013.01); D21H 19/40 (2013.01)
Citation (search report)
- [XY] JP H06266045 A 19940922 - MITSUBISHI PAPER MILLS LTD
- [Y] EP 0391430 A2 19901010 - FUJI PHOTO FILM CO LTD [JP]
- [A] US 4642164 A 19870210 - HANHIKOSKI HANNU [FI], et al
- [A] US 4089738 A 19780516 - KANKAANPAA MATTI
- See references of WO 9724489A1
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
WO 9724489 A1 19970710; EP 0812956 A1 19971217; EP 0812956 A4 20000517
DOCDB simple family (application)
JP 9603838 W 19961226; EP 96943319 A 19961226