(19)
(11) EP 2 411 113 A1

(12)

(43) Date of publication:
01.02.2012 Bulletin 2012/05

(21) Application number: 10753772.2

(22) Date of filing: 16.03.2010
(51) International Patent Classification (IPC): 
B01D 39/16(2006.01)
 A24D 3/08(2006.01)
(86) International application number:
PCT/SE2010/050285
(87) International publication number:
WO 2010/107375 (23.09.2010 Gazette 2010/38)
(84) Designated Contracting States:
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 SE SI SK SM TR

(30) Priority: 16.03.2009 SE 0950156

(71) Applicants:
  • Protista International AB
    26722 Bjuv (SE)
  • Kumar, Ashok
    226 46 Lund (SE)
  • Sami, Haider
    U.P. 246749 (IN)
  • Srivastava, Akshay
    Kanpur (U. P.) 208004 (IN)
  • Ghatak, Animangsu
    West Bengal 721302 (IN)

(72) Inventors:
  • KUMAR, Ashok
    S-226 46 Lund (SE)
  • SAMI, Haider
    U.P. 246749 (IN)
  • SRIVASTAVA, Akshay
    Kanpur (U. P.) 208004 (IN)
  • GHATAK, Animangsu
    West Bengal 721302 (IN)

(74) Representative: Carlsson, Carl Fredrik Munk 
Bergenstråhle & Lindvall AB P.O. Box 17704
118 93 Stockholm
118 93 Stockholm (SE)

   


(54) CRYOTROPIC HYDROGELS AND THEIR USE AS FILTERS