Global Patent Index - EP 0928297 A1

EP 0928297 A1 19990714 - IMPROVED METHOD FOR PREPARING SUPPORTED METALLOCENE CATALYST SYSTEMS

Title (en)

IMPROVED METHOD FOR PREPARING SUPPORTED METALLOCENE CATALYST SYSTEMS

Title (de)

VERBESSERTES VERFAHREN ZUR HERSTELLUNG VON GETRÄGERTEN METALLOCENKATALYSATORSYSTEMEN

Title (fr)

PROCEDE AMELIORE DE PREPARATION DE SYSTEMES DE CATALYSEURS AUX METALLOCENES SUR SUPPORT

Publication

EP 0928297 A1 19990714 (EN)

Application

EP 97936513 A 19970819

Priority

  • US 9714533 W 19970819
  • US 2664496 P 19960924

Abstract (en)

[origin: WO9813393A1] This invention relates generally to supported metallocene catalyst systems and to methods for their production and use. Specifically, this invention relates to a method for preparing supported metallocene catalyst systems using an aliphatic solvent. The catalyst systems prepared by these methods exhibit increased activity.

IPC 1-7

C08F 4/642; C08F 10/00

IPC 8 full level

C08F 4/642 (2006.01); C08F 10/00 (2006.01); C08F 4/639 (2006.01); C08F 4/6392 (2006.01)

CPC (source: EP KR)

C08F 4/642 (2013.01 - KR); C08F 10/00 (2013.01 - EP); C08F 4/63912 (2013.01 - EP); C08F 4/63916 (2013.01 - EP); C08F 4/63927 (2013.01 - EP)

C-Set (source: EP)

C08F 10/00 + C08F 4/63916

Citation (search report)

See references of WO 9813393A1

Designated contracting state (EPC)

BE DE ES FR GB IT NL

DOCDB simple family (publication)

WO 9813393 A1 19980402; CA 2263081 A1 19980402; CN 1231678 A 19991013; EP 0928297 A1 19990714; JP 2001500921 A 20010123; KR 20000048478 A 20000725; TW 367339 B 19990821

DOCDB simple family (application)

US 9714533 W 19970819; CA 2263081 A 19970819; CN 97198171 A 19970819; EP 97936513 A 19970819; JP 51563798 A 19970819; KR 19997002347 A 19990319; TW 86112949 A 19970908