OLEFIN POLYMERIZATION CATALYST, PROCESS FOR PREPARING OLEFIN POLYMER, AND OLEFIN POLYMER

• Main Authors: JUNICHI IMITA, MASAYASU YOSHIDA, YASUSHI TOHI
• Format: Patent
• Language: English
• Published: 19.02.2002
• Edition: 7
• Subjects: ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM; CHEMISTRY; COMPOSITIONS BASED THEREON; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; METALLURGY; ORGANIC CHEMISTRY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP

An olefin polymerization catalyst comprising: (A-1) a Group IVB transition metal compound of formula (I), and (B) (B-1) an organoaluminum oxy-compound, and/or (B-2) a compound which reacts with the transition metal compound (A-1) to form an ion pair, wherein, inter alia, at least one R is aryl, aryl...