A process for the production of a cycloolefin random copolymer comprises flash drying a solution in a hydrocarbon of a cycloolefin random copolymer obtained by copolymerization of ethylene and a specific cycloolefin in said hydrocarbon in the presence of a catalyst and a process for the production of a cycloolefin random copolymer which comprises copolymerizing ethylene with a specific cycloolefin in a hydrocarbon in the presence of a catalyst in a polymerization reactor in the substantial absence of a gas phase.
一种生产环烯烃无规共聚物的工艺,包括闪蒸干燥
乙烯与特定环烯烃在催化剂存在下在烃中共聚得到的环烯烃无规共聚物的烃溶液,以及一种生产环烯烃无规共聚物的工艺,该工艺包括
乙烯与特定环烯烃在催化剂存在下在聚合反应器中基本上无气相的烃中共聚。