EP 2668334 B1 20141119 - METHOD FOR PRODUCING HALF STUFF FOR THE PRODUCTION OF PAPER PRODUCTS
Title (en)
METHOD FOR PRODUCING HALF STUFF FOR THE PRODUCTION OF PAPER PRODUCTS
Title (de)
VERFAHREN ZUR HERSTELLUNG VON HALBSTOFFEN FÜR DIE PRODUKTION VON PAPIERERZEUGNISSEN
Title (fr)
PROCÉDÉ DE PRÉPARATION DE DEMI-PÂTES POUR LA PRODUCTION D'ARTICLES EN PAPIER
Publication
Application
Priority
- EP 11152058 A 20110125
- EP 2012051073 W 20120125
- EP 12703475 A 20120125
Abstract (en)
[origin: WO2012101138A2] The invention relates to a method for producing half stuff for the production of paper products, comprising the addition of methanesulfonic acid to an aqueous fiber suspension to adjust the pH.
IPC 8 full level
D21H 17/09 (2006.01); D21H 17/65 (2006.01)
CPC (source: EP)
D21H 17/09 (2013.01); D21H 17/65 (2013.01)
Designated contracting state (EPC)
AL 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 RS SE SI SK SM TR
DOCDB simple family (publication)
WO 2012101138 A2 20120802; WO 2012101138 A3 20121011; BR 112013019042 A2 20180710; CA 2825554 A1 20120802; CN 103392039 A 20131113; EP 2668334 A2 20131204; EP 2668334 B1 20141119
DOCDB simple family (application)
EP 2012051073 W 20120125; BR 112013019042 A 20120125; CA 2825554 A 20120125; CN 201280010362 A 20120125; EP 12703475 A 20120125