(19)
(11) EP 1 470 292 A1

(12)

(43) Date of publication:
27.10.2004 Bulletin 2004/44

(21) Application number: 03734931.3

(22) Date of filing: 22.01.2003
(51) International Patent Classification (IPC)7D21H 21/16, D21H 17/71, D21H 21/10
// (D21H17/42, 17:44)
(86) International application number:
PCT/SE2003/000112
(87) International publication number:
WO 2003/064767 (07.08.2003 Gazette 2003/32)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PT SE SI SK TR
Designated Extension States:
AL LT LV MK RO

(30) Priority: 31.01.2002 EP 02445012

(71) Applicants:
  • Akzo Nobel N.V.
    6800 SB Arnhem (NL)
  • Eka Chemicals AB
    445 80 Bohus (SE)

    SE 

(72) Inventors:
  • FRÖLICH, Sten
    S-436 39 Askim (SE)
  • SOLHAGE, Fredrik
    S-442 32 Kungälv (SE)
  • LINDGREN, Erik
    S-445 34 Bohus (SE)
  • JOHANSSON-VESTIN, Hans, E.
    S-442 33 Kungälv (SE)
  • ANDERSSON, Kjell
    S-411 18 Göteborg (SE)

(74) Representative: Vikholm, Tommy 
Eka Chemicals AB,Patent Department,P.O. Box 11556
100 61 Stockholm
100 61 Stockholm (SE)

   


(54) PROCESS FOR MANUFACTURING PAPER