(19)
(11) EP 3 078 680 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
15.01.2025 Bulletin 2025/03

(45) Mention of the grant of the patent:
04.12.2024 Bulletin 2024/49

(21) Application number: 14867336.1

(22) Date of filing: 04.12.2014
(51) International Patent Classification (IPC): 
C08F 4/64(2006.01)
C08F 10/00(2006.01)
C08F 4/659(2006.01)
 C08F 4/6592(2006.01)
C08F 210/16(2006.01)
(52) Cooperative Patent Classification (CPC):
C08F 4/65912; C08F 4/65916; C08F 210/16
 
C-Sets:
  1. C08F 10/00, C08F 4/65925;
  2. C08F 210/16, C08F 210/14, C08F 2500/03;
(86) International application number:
PCT/BR2014/050029
(87) International publication number:
WO 2015/081409 (11.06.2015 Gazette 2015/23)

(54)

METALLOCENE CATALYST BASED ON A TRANSITION METAL OF GROUPS 4 OR 5 OF THE PERIODIC TABLE IMMOBILISED ON A SUPPORT MODIFIED WITH SOLUBLE HYBRID SILICA, METHOD FOR PRODUCING AND USING SAME

METALLOCENKATALYSATOR AUF BASIS EINES ÜBERGANGSMETALLS DER GRUPPE 4 ODER 5 DES PERIODENSYSTEMS, IMMOBILISIERT AUF EINEM MIT LÖSLICHER HYBRID-KIESELSÄURE MODIFIZIERTEN TRÄGER SOWIE VERFAHREN ZUR HERSTELLUNG UND VERWENDUNG DAVON

CATALYSEUR MÉTALLOCÈNE À BASE DE MÉTAL DE TRANSITION DES GROUPES 4 OU 5 DU TABLEAU PÉRIODIQUE IMMOBILISÉ SUR UN SUPPORT MODIFIÉ AVEC DE LA SILICE HYBRIDE SOLUBLE, PROCÉDÉ D'OBTENTION DE CELUI-CI ET SON UTILISATION

(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: 05.12.2013 US 201361912355 P

(43) Date of publication of application:
12.10.2016 Bulletin 2016/41

(73) Proprietor: Braskem S.A.
42810-000 Camaçari - BA (BR)

(72) Inventors:
  • BRAMBILLA, Rodrigo
    05477-000 São Paulo (BR)
  • MIRANDA, Márcia, Silva, Lacerda
    05477-000 São Paulo (BR)
  • MOREIRA, Ana Cristina, Fontes
    05477-000 São Paulo (BR)
  • ROCHA, Etienne, Marcos, De Almeida
    05477-000 São Paulo (BR)
  • GOLLMANN, Maria Angélica, Cardoso
    05477-000 São Paulo (BR)

(74) Representative: Eisenführ Speiser 
Patentanwälte Rechtsanwälte PartGmbB Postfach 10 60 78
28060 Bremen
28060 Bremen (DE)


(56) References cited: : 
EP-A1- 2 186 832
WO-A1-2014/078919
 EP-A1- 2 923 756
US-A1- 2006 019 821
   
  • IVAN GARCÍA-OROZCO ET AL: "Metallocene supported on a polyhedral oligomeric silsesquioxane-modified silica: Structural characterization and catalytic activity for ethylene polymerization", JOURNAL OF POLYMER SCIENCE, PART A: POLYMER CHEMISTRY, vol. 48, no. 24, 3 November 2010 (2010-11-03), pages 5938 - 5944, XP055384486, ISSN: 0887-624X, DOI: 10.1002/pola.24407
  • DANIELA BIANCHINI ET AL: "Metallocene supported on a polyhedral oligomeric silsesquioxane-modified silica with high catalytic activity for ethylene polymerization", JOURNAL OF POLYMER SCIENCE, PART A: POLYMER CHEMISTRY, vol. 43, no. 22, 15 November 2005 (2005-11-15), pages 5465 - 5476, XP055384483, ISSN: 0887-624X, DOI: 10.1002/pola.21049
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  • CASERANI, J. R. F. ET AL.: "Encapsulamento de alquilaluminios em sílica usando sol-gel nao hidrolitico", DISSERTAÇÃO DE MESTRADO, UNIVERSIDADE FEDERAL DO RIO GRANDE DO SUL, 31 December 2013 (2013-12-31), pages 19 - 31, XP008183715
  • A. FISCH ET AL.: "Immobilization of Zirconocene into Silica Prepared by Non-Hydrolytic Sol-Gel Method", MACROMOL. SYMP., vol. 245-246, no. 1, 1 December 2006 (2006-12-01), pages 77 - 86, XP055347781, DOI: 10.1002/MASY.200651311
  • A. G. FISCH ET AL.: "Investigation of silica particle structure containing metallocene immobilized by a sol-gel method", J. NON-CRYST. SOLIDS, vol. 354, no. 33, 1 September 2008 (2008-09-01), pages 3973 - 3979, XP023438581, DOI: 10.1016/J.JNONCRYSOL.2008.05.018
  • A. G. FISCH ET AL.: "Immobilization of metallocene within silica-titania by a non-hydrolytic sol-gel method", APPLIED CATALYSIS A: GENERAL, vol. 354, no. 1-2, 15 February 2009 (2009-02-15), pages 88 - 101, XP025879693, DOI: 10.1016/J.APCATA.2008.11.013
  • A. G. FISCH ET AL.: "Immobilization of zirconocene within silica-tungsten by entrapment:Tuning electronic effects of the support on the supported complex", APPLIED CATALYSIS A: GENERAL, vol. 370, no. 1-2, 30 November 2009 (2009-11-30), pages 114 - 122, XP026699934, DOI: 10.1016/J.APCATA.2009.09.032
  • F. SILVEIRA ET AL.: "Microporous and mesoporous supports and their effect on the performance of supported metallocene catalysts", JOURNAL OF MOLECULAR CATALYSIS A: CHEMICAL, vol. 315, no. 2, 2010, pages 213 - 220, XP026765056, DOI: 10.1016/J.MOLCATA.2009.09.014
  • F. SILVEIRA ET AL.: "Effect of the silica texture on grafting metallocene catalysts", JOURNAL OF MOLECULAR CATALYSIS A: CHEMICAL, vol. 265, no. 1-2, 2007, pages 167 - 176, XP005918558, DOI: 10.1016/J.MOLCATA.2006.10.008
   
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