Global Patent Index - EP 2393982 B1

EP 2393982 B1 20121024 - METHOD FOR PRODUCING PAPER, CARD AND BOARD WITH HIGH DRY STRENGTH

Title (en)

METHOD FOR PRODUCING PAPER, CARD AND BOARD WITH HIGH DRY STRENGTH

Title (de)

VERFAHREN ZUR HERSTELLUNG VON PAPIER, PAPPE UND KARTON MIT HOHER TROCKENFESTIGKEIT

Title (fr)

PROCÉDÉ DE FABRICATION DE PAPIER, DE CARTON-PÂTE ET DE CARTON PRÉSENTANT UNE GRANDE RÉSISTANCE À SEC

Publication

EP 2393982 B1 20121024 (DE)

Application

EP 10703443 A 20100204

Priority

  • EP 2010051330 W 20100204
  • EP 09152163 A 20090205
  • EP 10703443 A 20100204

Abstract (en)

[origin: WO2010089334A1] Method for producing paper, card and board with high dry strength by adding a water-soluble cationic polymer and an anionic polymer to a paper pulp, dewatering the paper pulp and drying the paper products, said anionic polymer comprising an aqueous dispersion of at least one anionic latex and at least one degraded starch.

IPC 8 full level

D21H 17/42 (2006.01); D21H 17/44 (2006.01); D21H 21/18 (2006.01)

CPC (source: EP US)

D21H 17/42 (2013.01 - EP US); D21H 17/44 (2013.01 - EP US); D21H 21/18 (2013.01 - EP US)

Designated contracting state (EPC)

AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR

DOCDB simple family (publication)

WO 2010089334 A1 20100812; CA 2750671 A1 20100812; CN 102369323 A 20120307; EP 2393982 A1 20111214; EP 2393982 B1 20121024; ES 2393909 T3 20121228; JP 2012516950 A 20120726; PT 2393982 E 20121206; US 2011308752 A1 20111222; US 8529732 B2 20130910

DOCDB simple family (application)

EP 2010051330 W 20100204; CA 2750671 A 20100204; CN 201080015380 A 20100204; EP 10703443 A 20100204; ES 10703443 T 20100204; JP 2011548678 A 20100204; PT 10703443 T 20100204; US 201013147623 A 20100204