| 摘要 |
1291186 Preparation of polyalkenamers FARBENFABRIKEN BAYER AG 14 April 1970 [15 April 1969] 17663/70 Heading C3P A monocyclic monoolefin is polymerized or copolymerized with a polydic olefin in the presence of a 1-olefin as comonomer and a Zeigler catalyst. The usual Zeigler polymerization conditions and purification methods may be employed. In examples, cyclopentene is homopolymerized in the presence of WCl 6 or BCl 3 / i-Bu, Al or Et 3 SnH or W(allyl) 4 /2-cyclopentenylhydroperoxide or 3,5-dichloro-1,2-dinitrobenzene (optional)/and 1-pentene, 1-butene or propylene.
|
