(19)
(11) EP 1 831 462 A2

(12)

(88) Date of publication A3:
11.01.2007

(43) Date of publication:
12.09.2007 Bulletin 2007/37

(21) Application number: 05816382.5

(22) Date of filing: 15.12.2005
(51) International Patent Classification (IPC): 
D21H 23/04(2006.01)
D21H 21/24(2006.01)
 D21H 23/26(2006.01)
(86) International application number:
PCT/SE2005/001927
(87) International publication number:
WO 2006/071175 (06.07.2006 Gazette 2006/27)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

(30) Priority: 30.12.2004 EP 04107059

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

    SE 

(72) Inventors:
  • LIESEN, Jonas
    S-444 65 Jörlanda (SE)
  • ANDERSSON, Arne
    S-444 46 Stenungsund (SE)
  • MALMBORG-NYSTRÖM, Kerstin
    S-444 95 Ödsmål (SE)

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

   


(54) COMPOSITION AND ITS USE IN PAPERMAKING