EP 1080270 B1 20041117 - A PROCESS FOR THE PRODUCTION OF PAPER
Title (en)
A PROCESS FOR THE PRODUCTION OF PAPER
Title (de)
EIN VERFAHREN ZUR HERSTELLUNG VON PAPIER
Title (fr)
PROCEDE DE PRODUCTION DE PAPIER
Publication
Application
Priority
- EP 99945723 A 19990408
- EP 98850061 A 19980423
- SE 9900574 W 19990408
- US 8278498 P 19980423
Abstract (en)
[origin: WO9954551A1] A process for the production of paper in which cellulosic fibres are treated with microparticles comprising shell-formed carbon allotrope particles, paper obtainable from this process, and a drainage or retention agent comprising at least partially hydrophilic, anionic mircroparticles comprising shell-formed carbon allotrope particles.
IPC 1-7
IPC 8 full level
D21H 21/10 (2006.01); D21H 21/54 (2006.01); D21H 17/06 (2006.01)
CPC (source: EP US)
D21H 21/10 (2013.01 - EP US); D21H 17/06 (2013.01 - EP); D21H 21/54 (2013.01 - EP)
Designated contracting state (EPC)
DE ES FI FR GB IT NL SE
DOCDB simple family (publication)
WO 9954551 A1 19991028; AU 4297699 A 19991108; DE 69921989 D1 20041223; DE 69921989 T2 20051124; EP 1080270 A1 20010307; EP 1080270 B1 20041117; ES 2229765 T3 20050416
DOCDB simple family (application)
SE 9900574 W 19990408; AU 4297699 A 19990408; DE 69921989 T 19990408; EP 99945723 A 19990408; ES 99945723 T 19990408