PROCESS CHEMICAL FOR USE IN THE PRODUCTION OF PAPER OR BOARD - Patent 2147152

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EP 2 147 152 A1

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(43)	Date of publication:
	27.01.2010 Bulletin 2010/04

(21)	Application number: 08761689.2

(22)	Date of filing: 21.05.2008

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International Patent Classification (IPC):

D21H 17/33^(2006.01)

D21H 21/10^(2006.01)

(86)	International application number:
	PCT/FI2008/050293

(87)	International publication number:
	WO 2008/142209 (27.11.2008 Gazette 2008/48)

(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 MT NL NO PL PT RO SE SI SK TR
	Designated Extension States:
	AL BA MK RS

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Priority:

21.05.2007 FI 20070392

(71)	Applicant: Kemira OYJ
	00180 Helsinki (FI)

(72)	Inventors:
	CARCELLER, Rosa FI-02160 Espoo (FI) JUPPO, Ari FI-65230 Vaasa (FI)

(74)	Representative: Svensson, Johan Henrik
	Berggren Oy Ab P.O. Box 16 00101 Helsinki 00101 Helsinki (FI)

(54)	PROCESS CHEMICAL FOR USE IN THE PRODUCTION OF PAPER OR BOARD