EP 0628108 B1 19951213 - PROCESS FOR TREATING AND SIZING PAPER SUBSTRATES
Title (en)
PROCESS FOR TREATING AND SIZING PAPER SUBSTRATES
Title (de)
VERFAHREN ZUR BEHANDLUNG UND LEIMUNG VON PAPIERSUBSTRATEN
Title (fr)
PROCEDE POUR TRAITER ET APPRETER DES SUBSTRATS DE PAPIER
Publication
Application
Priority
- EP 9300229 W 19930201
- US 84434692 A 19920302
Abstract (en)
[origin: WO9318228A1] Process for strengthening and sizing paper with isocyanate characterized in that the isocyanate does not contain water and the isocyanate is applied to the paper by means of a linear electrostatic spraying device. The process is an efficient way to apply water-free isocyanate to paper at low percentage levels in an environmentally safe manner.
IPC 1-7
IPC 8 full level
B05D 1/04 (2006.01); B05D 7/24 (2006.01); D21H 19/24 (2006.01); D21H 23/00 (2006.01); D21H 23/50 (2006.01)
CPC (source: EP)
D21H 19/24 (2013.01); D21H 23/50 (2013.01)
Designated contracting state (EPC)
BE DE DK ES FR GB IT NL SE
DOCDB simple family (publication)
WO 9318228 A1 19930916; AU 4807993 A 19931005; AU 668758 B2 19960516; CA 2130922 A1 19930916; DE 69301029 D1 19960125; DE 69301029 T2 19960530; DK 0628108 T3 19960506; EP 0628108 A1 19941214; EP 0628108 B1 19951213; ES 2080613 T3 19960201; HK 191196 A 19961025; JP 3176627 B2 20010618; JP H07504462 A 19950518
DOCDB simple family (application)
EP 9300229 W 19930201; AU 4807993 A 19930201; CA 2130922 A 19930201; DE 69301029 T 19930201; DK 93905232 T 19930201; EP 93905232 A 19930201; ES 93905232 T 19930201; HK 191196 A 19961017; JP 51527593 A 19930201