(19)
(11) EP 2 688 915 A1

(12)

(43) Date of publication:
29.01.2014 Bulletin 2014/05

(21) Application number: 12719408.2

(22) Date of filing: 21.03.2012
(51) International Patent Classification (IPC): 
C08B 15/02(2006.01)
C08B 15/08(2006.01)
 C08B 15/04(2006.01)
(86) International application number:
PCT/FI2012/050269
(87) International publication number:
WO 2012/127110 (27.09.2012 Gazette 2012/39)
(84) Designated Contracting States:
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

(30) Priority: 21.03.2011 FI 20115274

(71) Applicant: UPM-Kymmene Corporation
00130 Helsinki (FI)

(72) Inventors:
  • NUOPPONEN, Markus
    FI-00550 Helsinki (FI)
  • MERILUOTO, Anne
    FI-02210 Espoo (FI)
  • KONTTURI, Eero
    FI-00180 Helsinki (FI)

(74) Representative: Hämäläinen, Jaana Hannele et al
Boco IP Oy Ab Itämerenkatu 5
00180 Helsinki
00180 Helsinki (FI)

   


(54) PROCESS FOR PREPARING MICRO- AND NANOCRYSTALLINE CELLULOSE