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    • 4. 发明公开
    • 올레핀 중합용 다중 촉매 및 반응기 시스템, 및 이로부터제조되는 중합체
    • 用于烯烃聚合的多元催化剂和反应器系统及其生产的聚合物
    • KR1020070015579A
    • 2007-02-05
    • KR1020067023824
    • 2005-04-13
    • 엑손모빌 케미칼 패턴츠 인코포레이티드
    • 아브하리라민심스찰스엘지앙페이준존스루드데이빗알캐니치조앤엠
    • C08F4/64C08F10/00C08F210/06C08F297/08
    • C08F297/08C08F4/65908C08F4/65912C08F4/65927C08F10/00C08F110/06C08F210/06Y10S526/943C08F4/65904C08F2/001C08F2500/03C08F2500/09C08F2500/17C08F2500/20C08F210/16C08F210/14
    • This invention relates to a continuous process to produce a branched olefin polymer comprising: 1) selecting a first catalyst component capable of producing a polymer having an Mw of 100,000 or less and a crystallinity of 20% or less under selected polymerization conditions; 2) selecting a second catalyst component capable of producing polymer having an Mw of 100,000 or less and a crystallinity of 20% (preferably 40% or more) or more at the selected polymerization conditions; 3) contacting a catalyst component, one or more activators and one or more C2 to C40 olefins in a first reaction zone, at a temperature of greater than 70‹C, and at a residence time of 120 minutes or less; and 4) transferring the contents of the first reaction zone to a second reaction zone and further contacting the contents with a catalyst component, an activator and or one or more C2 to C40 olefins, at a temperature of greater than 70‹C, and at a residence time of 120 minutes or less; and 5) optionally, transferring the contents of the second reaction zone to a third reaction zone and further contacting the contents with a catalyst compound, an activator and or one or more C2 to C40 olefins, at a temperature of greater than 70‹C, and at a residence time of 120 minutes or less; and 6) recovering a branched olefin polymer comprising at least 50 o mole % of one or more C3 to C40 olefins, where the first catalyst component is present in at least one reaction zone and the second catalyst component is present in a second reaction zone and where in at least one reaction zone the C2 to C40 olefin is a C3 to C40 alpha-olefin. ® KIPO & WIPO 2007
    • 本发明涉及一种制备支链烯烃聚合物的连续方法,包括:1)选择能够在选择的聚合条件下产生Mw为100,000以下且结晶度为20%以下的聚合物的第一催化剂组分; 2)选择能够在选定的聚合条件下产生Mw为100,000以下且聚合度为20%(优选为40%以上)的聚合物的第二催化剂成分; 3)在大于70℃的温度和120分钟以下的停留时间,使第一反应区中的催化剂组分,一种或多种活化剂和一种或多种C 2至C 40烯烃接触; 和4)将第一反应区的内容物转移到第二反应区,并在大于70℃的温度下将内容物与催化剂组分,活化剂和/或一种或多种C 2至C 40烯烃进一步接触,并且在 停留时间为120分钟以下; 和5)任选地,将第二反应区的内容物转移到第三反应区,并且在大于70℃的温度下,使内容物与催化剂化合物,活化剂和/或一种或多种C 2至C 40烯烃进一步接触, 停留时间为120分钟以下; 和6)回收包含至少50摩尔%的一种或多种C 3至C 40烯烃的支链烯烃聚合物,其中第一催化剂组分存在于至少一个反应区域中,第二催化剂组分存在于第二反应区域中, 其中在至少一个反应区中,C 2至C 40烯烃为C 3至C 40α-烯烃。 ®KIPO&WIPO 2007