| 摘要 |
<p>The invention relates to a catalyst system for high-concentration cis-polybutadiene and process for obtaining polybutadiene by means of the catalyst system. According to the invention, the catalyst system includes a cobalt salt of the formula CoAx, where A is a monovalent or divalent anion and x is 1 or 2, an alkyl aluminium chloride compound of the structure R2AlCl, where R is an alkyl group containing 2...8 carbon atoms, a trialkyl aluminium compound of the formula R3Al, where R is an alkyl group containing 2...8 carbon atoms and a catalytic amount of water.</p> |
