EP 0640012 A4 19950517 - OLEFIN POLYMERIZATION CATALYST SYSTEM.
Title (en)
OLEFIN POLYMERIZATION CATALYST SYSTEM.
Title (de)
OLEFINPOLYMERISATIONSKATALYSATORSYSTEM.
Title (fr)
SYSTEME CATALYSEUR DE POLYMERISATION D'OLEFINES.
Publication
Application
Priority
- US 9304385 W 19930511
- US 88084192 A 19920511
Abstract (en)
[origin: WO9323162A1] The present invention is directed to a cocatalyst comprising an aluminum trialkyl and an alkoxysilane for use in preparing a catalyst system for the polymerization of olefins containing a titanium III component and an electron donor having an ultraviolet absorption wavelength of less than 250 nanometers.
IPC 1-7
IPC 8 full level
B01J 31/14 (2006.01); B01J 31/02 (2006.01); B01J 31/26 (2006.01); C08F 4/60 (2006.01); C08F 4/658 (2006.01); C08F 10/00 (2006.01)
CPC (source: EP KR)
B01J 31/0204 (2013.01 - EP KR); B01J 31/0274 (2013.01 - EP KR); B01J 31/0275 (2013.01 - EP KR); B01J 31/143 (2013.01 - EP KR); B01J 31/26 (2013.01 - EP KR); C08F 10/00 (2013.01 - EP KR)
Citation (search report)
- [X] EP 0170881 A2 19860212 - BASF AG [DE]
- [X] EP 0196585 A2 19861008 - SUMITOMO CHEMICAL CO [JP]
- [A] EP 0284287 A2 19880928 - CHISSO CORP [JP]
- [A] EP 0288109 A1 19881026 - SOLVAY [BE]
- See references of WO 9323162A1
Designated contracting state (EPC)
BE DE ES FR GB IT NL SE
DOCDB simple family (publication)
WO 9323162 A1 19931125; AU 4241193 A 19931213; BR 9306341 A 19980630; CA 2135401 A1 19931125; CN 1082058 A 19940216; EP 0640012 A1 19950301; EP 0640012 A4 19950517; FI 945294 A0 19941110; FI 945294 A 19950105; JP H07508062 A 19950907; KR 950701550 A 19950428; NO 944286 D0 19941110; NO 944286 L 19941110; RU 94046060 A 19960927; ZA 933286 B 19931122
DOCDB simple family (application)
US 9304385 W 19930511; AU 4241193 A 19930511; BR 9306341 A 19930511; CA 2135401 A 19930511; CN 93107071 A 19930511; EP 93911186 A 19930511; FI 945294 A 19941110; JP 50366994 A 19930511; KR 19940704024 A 19941110; NO 944286 A 19941110; RU 94046060 A 19941110; ZA 933286 A 19930511