Process for the gas-phase (co-)polymerisation of olefins in fluidised bed reactor

• Main Authors: MURIEL ESTEBAN, CAROLINE MLADENOV
• Format: Patent
• Language: English
• Published: 15.04.2002
• Edition: 7
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVINGCARBON-TO-CARBON UNSATURATED BONDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP

A process for the gas-phase (co-)polymerization of olefins in a fluidised bed reactor using a Ziegler-Natta type catalyst characterised in that the polymerisation is performed in the presence of an additive having the formula R-Cl where R is an alkyl group of 2 to 7 carbon atoms.