Global Patent Index - EP 2897989 A1

EP 2897989 A1 20150729 - PRODUCTION OF VINYL TERMINATED POLYETHYLENE USING SUPPORTED CATALYST SYSTEM

Title (en)

PRODUCTION OF VINYL TERMINATED POLYETHYLENE USING SUPPORTED CATALYST SYSTEM

Title (de)

HERSTELLUNG VON VINYLTERMINIERTEM POLYETHYLEN DURCH VERWENDUNG EINES GESTÜTZTEN KATALYSATORSYSTEMS

Title (fr)

PRODUCTION DE POLYÉTHYLÈNE À TERMINAISON VINYLE À L'AIDE D'UN SYSTÈME DE CATALYSEUR SUPPORTÉ

Publication

EP 2897989 A1 20150729 (EN)

Application

EP 13839330 A 20130923

Priority

  • US 201261704606 P 20120924
  • EP 12196838 A 20121212
  • US 2013061140 W 20130923
  • EP 13839330 A 20130923

Abstract (en)

[origin: WO2014047538A1] This invention relates to processes to produce vinyl terminated polyethylene involving contacting ethylene with a supported metallocene catalyst system; wherein the supported catalyst system comprises a support material; an alumoxane activator; and a metallocene compound. A supported metallocene catalyst system is also disclosed. Processes to produce ethylene copolymers are also disclosed.

IPC 8 full level

B01J 31/14 (2006.01); B01J 31/16 (2006.01); B01J 31/22 (2006.01); C08F 4/659 (2006.01); C08F 4/6592 (2006.01); C08F 110/02 (2006.01)

CPC (source: EP)

B01J 31/143 (2013.01); B01J 31/1608 (2013.01); B01J 31/2295 (2013.01); B01J 2231/122 (2013.01); B01J 2531/48 (2013.01); C08F 4/65912 (2013.01); C08F 4/65916 (2013.01); C08F 110/02 (2013.01)

C-Set (source: EP)

  1. C08F 110/02 + C08F 4/65927
  2. C08F 110/02 + C08F 2500/10

Designated contracting state (EPC)

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

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

WO 2014047538 A1 20140327; CN 104640889 A 20150520; EP 2897989 A1 20150729; EP 2897989 A4 20160504

DOCDB simple family (application)

US 2013061140 W 20130923; CN 201380049290 A 20130923; EP 13839330 A 20130923