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1. 发明申请

US20080027197A1 PROPYLENE RANDOM COPOLYMER AND PROCESS FOR THE PRODUCTION THEREOF 有权
标题翻译：丙烯无规共聚物及其生产方法
公开(公告)号：US20080027197A1
公开(公告)日：2008-01-31
申请号：US11836644
申请日：2007-08-09
申请人： Pirjo Jaaskelainen , Norbert Hafner , Paivi Pitkanen , Markus Gahleitner , Olli Tuominen , Wilfried Toltsch
发明人： Pirjo Jaaskelainen , Norbert Hafner , Paivi Pitkanen , Markus Gahleitner , Olli Tuominen , Wilfried Toltsch
IPC分类号： C08F297/08 , C08F210/06
CPC分类号： C08F297/083 , C08F10/00 , C08F210/06 , C08F210/16 , C08F297/08 , C08F4/6465 , C08F2/001 , C08F2500/12 , C08F2500/26 , C08F2500/17
摘要： The present invention relates to a process for preparing a propylene random copolymer comprising polymerisation of propylene with a comonomer, said comonomer being ethylene or an α-olefin comprising at least four carbon atoms, in the presence of a catalyst in a multistage process comprising polymerisation of propylene with a comonomer in a first reaction zone including at least one slurry reactor to give a first polymerisation product, transferring said first product to a second reaction zone including at least one gas phase reactor and polymerisations of propylene with a comonomer in said gas phase reactor in the presence of said first polymerisation product, wherein the temperature in the gas phase reactor is at least 10° C. higher than in the slurry reactor and to a polymer obtainable by this process. Furthermore, the invention relates to a propylene random copolymer prepared by copolymerisation of propylene with a comonomer wherein the distribution of the comonomer determined according to the TREF method is multimodal, preferably bimodal, a propylene random copolymer prepared by copolymerisation of propylene with a comonomer wherein the copolymer is having an elution interval determined according to the TREF method of 50° C. or more, a propylene random copolymer prepared by copolymerisation of propylene with a comonomer, wherein the random copolymer is a unimodal polymer and the elution interval determined by the TREF method is given by the equation Y≦4.5.m+16 wherein Y is the elution interval in ° C. and m is the percentage of ethylene in the copolymer in wt. %, and to the use of such a copolymers for the production of a film, of an article by blow moulding or injection moulding, of a fibre or of a pipe.
摘要翻译：本发明涉及一种制备丙烯无规共聚物的方法，其包括丙烯与共聚单体的聚合，所述共聚单体是乙烯或包含至少四个碳原子的α-烯烃，在多级方法的催化剂存在下，包括聚合丙烯与第一反应区中的共聚单体包括至少一个浆料反应器以产生第一聚合产物，将所述第一产物转移到包含至少一个气相反应器的第二反应区和丙烯与所述气相反应器中的共聚单体聚合在所述第一聚合产物存在下，其中气相反应器中的温度高于浆料反应器中的至少10℃，并且可通过该方法获得的聚合物。此外，本发明涉及通过丙烯与共聚单体共聚制备的丙烯无规共聚物，其中根据TREF法测定的共聚单体的分布是多峰的，优选双峰的，丙烯与共聚单体共聚制备的丙烯无规共聚物，其中，共聚物具有根据TREF法测定的洗脱间隔为50℃以上，通过丙烯与共聚单体共聚制备的丙烯无规共聚物，其中无规共聚物是单峰聚合物，并且通过TREF方法测定的洗脱间隔由方程Y <= 4.5.m + 16给出，其中Y是以℃计的洗脱间隔，m是共聚物中乙烯的百分比。以及使用这种共聚物来制造纤维或管子的通过吹塑或注射成型的制品的薄膜，制品。

2. 发明授权

US07579422B2 Propylene random copolymer and process for the production thereof 有权
标题翻译：丙烯无规共聚物及其制备方法
公开(公告)号：US07579422B2
公开(公告)日：2009-08-25
申请号：US11836644
申请日：2007-08-09
申请人： Pirjo Jaaskelainen , Norbert Hafner , Paivi Pitkanen , Markus Gahleitner , Olli Tuominen , Wilfried Toltsch
发明人： Pirjo Jaaskelainen , Norbert Hafner , Paivi Pitkanen , Markus Gahleitner , Olli Tuominen , Wilfried Toltsch
IPC分类号： C08F297/08 , C08F210/06
CPC分类号： C08F297/083 , C08F10/00 , C08F210/06 , C08F210/16 , C08F297/08 , C08F4/6465 , C08F2/001 , C08F2500/12 , C08F2500/26 , C08F2500/17
摘要： The present invention relates to a process for preparing a propylene random copolymer comprising polymerization of propylene with a comonomer, said comonomer being ethylene or an α-olefin comprising at least four carbon atoms, in the presence of a catalyst in a multistage process comprising polymerization of propylene with a comonomer in a first reaction zone including at least one slurry reactor to give a first polymerization product, transferring said first product to a second reaction zone including at least one gas phase reactor and polymerisations of propylene with a comonomer in said gas phase reactor in the presence of said first polymerization product, wherein the temperature in the gas phase reactor is at least 10° C. higher than in the slurry reactor and to a polymer obtainable by this process. Furthermore, the invention relates to a propylene random copolymer prepared by copolymerization of propylene with a comonomer wherein the distribution of the comonomer determined according to the TREF method is multimodal, preferably bimodal, a propylene random copolymer prepared by copolymerization of propylene with a comonomer wherein the copolymer is having an elution interval determined according to the TREF method of 50° C. or more, a propylene random copolymer prepared by copolymerization of propylene with a comonomer, wherein the random copolymer is a unimodal polymer and the elution interval determined by the TREF method is given by the equation Y≦4.5·m+16 wherein Y is the elution interval in ° C. and m is the percentage of ethylene in the copolymer in wt. %, and to the use of such a copolymers for the production of a film, of an article by blow moulding or injection moulding, of a fiber or of a pipe.
摘要翻译：本发明涉及一种制备丙烯无规共聚物的方法，其包括丙烯与共聚单体的聚合，所述共聚单体是乙烯或包含至少四个碳原子的α-烯烃，在催化剂存在下以多阶段方法包括聚合丙烯与第一反应区中的共聚单体包括至少一个浆料反应器以产生第一聚合产物，将所述第一产物转移到包含至少一个气相反应器的第二反应区和丙烯与所述气相反应器中的共聚单体聚合在所述第一聚合产物的存在下，其中气相反应器中的温度高于浆料反应器中的至少10℃，并且可通过该方法获得的聚合物。此外，本发明涉及通过丙烯与共聚单体共聚制备的丙烯无规共聚物，其中根据TREF法测定的共聚单体的分布是多峰的，优选双峰的，丙烯与共聚单体共聚制备的丙烯无规共聚物，其中，共聚物具有根据TREF法测定的洗脱间隔为50℃以上，通过丙烯与共聚单体共聚制备的丙烯无规共聚物，其中无规共聚物为单峰聚合物，并且通过TREF法测定的洗脱间隔由方程Y <= 4.5.m + 16给出，其中Y是以℃计的洗脱间隔，m是共聚物中乙烯的百分比。以及使用这种共聚物来制造纤维或管子的通过吹塑或注射成型的制品的薄膜，制品。

3. 发明申请

US20070287818A1 PROPYLENE RANDOM COPOLYMER AND PROCESS FOR THE PRODUCTION THEREOF 失效
标题翻译：丙烯无规共聚物及其生产方法
公开(公告)号：US20070287818A1
公开(公告)日：2007-12-13
申请号：US11836657
申请日：2007-08-09
申请人： Pirjo Jaaskelainen , Norbert Hafner , Paivi Pitkanen , Markus Gahleitner , Olli Tuominen , Wilfried Toltsch
发明人： Pirjo Jaaskelainen , Norbert Hafner , Paivi Pitkanen , Markus Gahleitner , Olli Tuominen , Wilfried Toltsch
IPC分类号： C08F297/08 , C08F210/06
CPC分类号： C08F297/083 , C08F10/00 , C08F210/06 , C08F210/16 , C08F297/08 , C08F4/6465 , C08F2/001 , C08F2500/12 , C08F2500/26 , C08F2500/17
摘要： The present invention relates to a process for preparing a propylene random copolymer comprising polymerisation of propylene with a comonomer, said comonomer being ethylene or an α-olefin comprising at least four carbon atoms, in the presence of a catalyst in a multistage process comprising polymerisation of propylene with a comonomer in a first reaction zone including at least one slurry reactor to give a first polymerisation product, transferring said first product to a second reaction zone including at least one gas phase reactor and polymerisations of propylene with a comonomer in said gas phase reactor in the presence of said first polymerisation product, wherein the temperature in the gas phase reactor is at least 10° C. higher than in the slurry reactor and to a polymer obtainable by this process. Furthermore, the invention relates to a propylene random copolymer prepared by copolymerisation of propylene with a comonomer wherein the distribution of the comonomer determined according to the TREF method is multimodal, preferably bimodal, a propylene random copolymer prepared by copolymerisation of propylene with a comonomer wherein the copolymer is having an elution interval determined according to the TREF method of 50° C. or more, a propylene random copolymer prepared by copolymerisation of propylene with a comonomer, wherein the random copolymer is a unimodal polymer and the elution interval determined by the TREF method is given by the equation Y≦4.5.m+16 wherein Y is the elution interval in ° C. and m is the percentage of ethylene in the copolymer in wt. %, and to the use of such a copolymers for the production of a film, of an article by blow moulding or injection moulding, of a fibre or of a pipe.
摘要翻译：本发明涉及一种制备丙烯无规共聚物的方法，其包括丙烯与共聚单体的聚合，所述共聚单体是乙烯或包含至少四个碳原子的α-烯烃，在多级方法的催化剂存在下，包括聚合丙烯与第一反应区中的共聚单体包括至少一个浆料反应器以产生第一聚合产物，将所述第一产物转移到包含至少一个气相反应器的第二反应区和丙烯与所述气相反应器中的共聚单体聚合在所述第一聚合产物存在下，其中气相反应器中的温度高于浆料反应器中的至少10℃，并且可通过该方法获得的聚合物。此外，本发明涉及通过丙烯与共聚单体共聚制备的丙烯无规共聚物，其中根据TREF法测定的共聚单体的分布是多峰的，优选双峰的，丙烯与共聚单体共聚制备的丙烯无规共聚物，其中，共聚物具有根据TREF法测定的洗脱间隔为50℃以上，通过丙烯与共聚单体共聚制备的丙烯无规共聚物，其中无规共聚物是单峰聚合物，并且通过TREF方法测定的洗脱间隔由方程Y <= 4.5.m + 16给出，其中Y是以℃计的洗脱间隔，m是共聚物中乙烯的百分比。以及使用这种共聚物来制造纤维或管子的通过吹塑或注射成型的制品的薄膜，制品。

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