PROCESS FOR THE SYNTHESIS OF POLY (VINYL ALCOHOL) AND/OR POLY (VINYL ACETATE) WITH SPHERICAL MORPHOLOGY AND SHELL- AND-NUCLEUS STRUCTURE AND ITS USE IN VASCULAR EMBOLIZATION - Patent 1809677

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EP 1 809 677 A2

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(43)	Date of publication:
	25.07.2007 Bulletin 2007/30

(21)	Application number: 05807868.4

(22)	Date of filing: 10.11.2005

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International Patent Classification (IPC):

C08F 16/06^(2006.01)

C08F 18/08^(2006.01)

(86)	International application number:
	PCT/BR2005/000231

(87)	International publication number:
	WO 2006/050591 (18.05.2006 Gazette 2006/20)

(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
	Designated Extension States:
	AL BA HR MK YU

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Priority:

11.11.2004 BR PI0404994

(71)	Applicants:
	COPPE/UFRJ - COORDENACAO DOS PROGRAMAS DE POS GRADUACAO DE ENGENHARIA DA UNIVERSIDADE FEDERAL DO RIO DE JANEIRO CEP-21941-590 Ilha do Fundao, RJ (BR) FIRST LINE INDUSTRIA E COMERCIO S/A CEP-22775-904 Rio De Janeiro RJ (BR)

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Inventors:

COSTA DA SILVA PINTO, José Carlos
CEP-21940-375 Rio De Janeiro RJ (BR)
GALDÊNCIO ESPINOSA, Lopez
CEP-24210-205 Niter i RJ (BR)
DE NIEMEYER LIMEIRA, Mariana Araújo
CEP-20775-001 Rio De Janeiro (BR)
SILVA, Fabrício Machado Rua Flávio José da Costa
CEP- 21930-290 Rio De Janeiro (BR)
PRIAMO ALBUQUERQUE MELO, Júnior
CEP-21930-290 Rio De Janeiro (BR)
DE SOUZA, Márcio Nele
CEP-21930-290 Rio De Janeiro (BR)

(74)	Representative: Johansson, Lars-Erik
	Hynell Patenttjänst AB Patron Carls väg 2 683 40 Hagfors / Uddeholm 683 40 Hagfors / Uddeholm (SE)

(54)	PROCESS FOR THE SYNTHESIS OF POLY (VINYL ALCOHOL) AND/OR POLY (VINYL ACETATE) WITH SPHERICAL MORPHOLOGY AND SHELL- AND-NUCLEUS STRUCTURE AND ITS USE IN VASCULAR EMBOLIZATION