-
公开(公告)号：US4542198A
公开(公告)日：1985-09-17
申请号：US554705
申请日：1983-11-23
申请人： Adolfo Mayr , Umberto Giannini , Ermanno Susa , Paolo Longi , Ettore Giachetti , Domenico DeLuca
发明人： Adolfo Mayr , Umberto Giannini , Ermanno Susa , Paolo Longi , Ettore Giachetti , Domenico DeLuca
CPC分类号： C08F4/022 , C08F10/00 , Y10S526/906 , Y10S526/908 , Y10S526/909
摘要： Highly active catalysts for the polymerization of olefins are disclosed. The catalysts are prepared by mixing a hydride or organometallic compound of a metal belonging to Groups I, II or III of the Mendelyeev Periodic Table with the product obtained by contacting an oxygenated Ti compound in which one or more Ti atoms are bound through oxygen atoms to organic radicals with an activated anhydrous Mg dihalide. The polymerization of ethylene by means of said catalysts is also disclosed.
摘要翻译： 公开了用于烯烃聚合的高活性催化剂。 通过将属于门多利夫周期表第I，II或III族的金属的氢化物或有机金属化合物与通过氧原子结合的氧化Ti化合物与氧原子结合获得的产物 有机基团与活化的无水Mg二卤化物。 还公开了通过所述催化剂聚合乙烯。
-
公开(公告)号：US4542197A
公开(公告)日：1985-09-17
申请号：US553060
申请日：1983-11-18
申请人： Umberto Giannini , Paolo Longi , Domenico Deluca , Bruno Pivotto
发明人： Umberto Giannini , Paolo Longi , Domenico Deluca , Bruno Pivotto
CPC分类号： C08F10/00 , C08F4/022 , Y10S526/906
摘要： Polymerization catalysts, particularly catalysts for the polymerization of olefins, are disclosed. The catalysts are prepared by mixing hydrides of organometallic compounds of metals belonging to Groups I to III of the Mendelyeev Periodic Table with products obtained by contacting (1) titanium compounds of the formulaMpTi.sub.m X.sub.(n. m) +pin which M is an alkaline metal or the group NR.sub.4 in which the valences of the quaternary nitrogen atom are satisfied by hydrogen and/or by hydrocarbon groups or is part of a heterocyclic ring; X.sub.n. m substituents are NR.sub.2 group in which the Rs represent hydrogen, and/or hydrocarbon groups or, in part, halogen atoms; n is the titanium valence; m is a whole number from 1 to 3 inclusive; and p is zero or a whole number from 1 to 3, inclusive; with (2) carriers consisting of anhydrous Mg halides which are in active form or converted to active form by the conditions under which the carriers are contacted with the titanium compounds. The catalysts are particularly effective in the polymerization of ethylene and the copolymerization thereof with higher alpha-olefins and/or diolefins.
摘要翻译： 公开了聚合催化剂，特别是用于烯烃聚合的催化剂。 催化剂是通过将属于门多利夫周期表第I至III族的金属的有机金属化合物的氢化物与通式（1）式MpTimX（n，m）+ p的钛化合物（其中M为碱 金属或其中通过氢和/或烃基或杂环的一部分满足季氮原子的化合价的基团NR4; Xn。 取代基是NR 2基团，其中R 5表示氢，和/或烃基或部分卤素原子; n是钛价; m是从1到3的整数; p为0或1〜3的整数; 与（2）由无机Mg卤化物组成的载体，其由活性形式或通过载体与钛化合物接触的条件转化为活性形式。 该催化剂在乙烯的聚合和其与高级α-烯烃和/或二烯烃的共聚合中是特别有效的。
-
公开(公告)号：US4613655A
公开(公告)日：1986-09-23
申请号：US225366
申请日：1981-01-15
CPC分类号： C08F4/022 , C08F10/00 , Y10S526/906
摘要： New catalysts for the polymerization of olefins and more particularly of ethylene and mixtures thereof with higher alpha-olefins and/or diolefins, are disclosed. The catalysts are prepared by mixing (a) a hydride or an organo-metallic compound of a metal belonging to Groups I, II or III of the Mendelyeev Periodic Table with (b) the product obtained by contacting a titanium compound (1) with a mixture of an anhydrous magnesium halide (2) in a particular active form and an anhydrous compound of a metal belonging to Group I or II of said Periodic Table, (3). In the particular active form to which it is converted, during or prior to the contacting the anhydrous magnesium halide is characterized in that, in its X-ray spectrum, the diffraction line which is most intense in the X-ray spectrum of the normal, inactive magnesium halide shows a decreased intensity, and/or the active magnesium halide has a surface area greater than 3 m.sup.2 /g.
摘要翻译： 公开了用于烯烃聚合，更特别是乙烯及其与高级α-烯烃和/或二烯烃的混合物的新型催化剂。 催化剂通过将（a）属于门多利夫周期表第I，II或III族的金属的氢化物或有机金属化合物与（b）通过使钛化合物（1）与 具有活性的无水卤化镁（2）和属于所述周期表第I或II族金属的无水化合物的混合物，（3）。 在其转化的特定活性形式中，在接触期间或之前，无水卤化镁的特征在于，在其X射线光谱中，法线的X射线光谱中最强的衍射线， 无活性卤化镁显示出降低的强度，和/或活性卤化镁的表面积大于3m 2 / g。
-
公开(公告)号：US4314911A
公开(公告)日：1982-02-09
申请号：US69363
申请日：1979-08-23
申请人： Umberto Giannini , Paolo Longi , Domenico Deluca , Angelo Pricca
发明人： Umberto Giannini , Paolo Longi , Domenico Deluca , Angelo Pricca
摘要： New, highly active catalysts for the polymerization of ethylene and mixtures of ethylene with higher alpha-olefins and/or diolefins, are disclosed. The catalysts are prepared by mixing (a) hydrides or organometallic compounds of metals belonging to Groups I, II or III of the Mendelyeev Periodic Table with (b) the products obtained by contacting titanium compounds with activated anhydrous halides of magnesium or manganese, diluted with anhydrous compounds of metals belonging to Groups III or IV of said Periodic Table, and which are different from either (a) or the titanium compound of (b).
摘要翻译： 公开了用于乙烯聚合和乙烯与高级α-烯烃和/或二烯烃的混合物的新型高活性催化剂。 通过将（a）属于门多利夫周期表第I，II或III族的金属的氢化物或有机金属化合物与（b）通过使钛化合物与镁或锰的活性无水卤化物接触而获得的产物来制备催化剂， 属于所述周期表第III族或第IV族的金属的无水化合物，它们不同于（a）或钛化合物（b）。
-
公开(公告)号：US4265785A
公开(公告)日：1981-05-05
申请号：US65430
申请日：1979-08-10
申请人： Umberto Giannini , Paolo Longi , Domenico Deluca , Angelo Pricca
发明人： Umberto Giannini , Paolo Longi , Domenico Deluca , Angelo Pricca
摘要： New, highly active catalysts for the polymerization of ethylene and mixtures of ethylene with higher alpha-olefins and/or diolefins, are disclosed. The catalysts are prepared by mixing (a) hydrides or organometallic compounds of metals belonging to Groups I, II or III of the Mendelycev Periodic Table with (b) the products obtained by contacting titanium compounds with activated anhydrous halides of magnesium or manganese, diluted with anhydrous compounds of metals belonging to Group III or IV of said Periodic Table, and which are different from either (a) or the titanium compound of (b).
摘要翻译： 公开了用于乙烯聚合和乙烯与高级α-烯烃和/或二烯烃的混合物的新型高活性催化剂。 催化剂通过将（a）属于门多塞夫周期表第I，II或III族的金属的氢化物或有机金属化合物与（b）通过使钛化合物与镁或锰的活性无水卤化物接触而获得的产物来制备， 属于所述周期表III或IV族的金属的无水化合物，它们不同于（a）或（b）的钛化合物。
-
公开(公告)号：US4107415A
公开(公告)日：1978-08-15
申请号：US778963
申请日：1977-03-18
CPC分类号： C08F10/00 , C08F4/022 , Y10S526/903 , Y10S526/904 , Y10S526/906
摘要： Alpha-olefins C.sub.3 -C.sub.6 are polymerized stereospecifically with the aid of catalysts obtained by mixing(a) a catalyst-forming component which is an addition and/or substitution product of an electron-donor compound (or a Lewis base) with an aluminum trialkyl, or an addition product of an electron-donor compound with an alkyl aluminum compound containing two or more Al - atoms bound to each other through an oxygen or nitrogen atom with(b) a supported catalyst-forming component which is the product obtained by contacting a titanium compound, preferably in the form of an addition product with an electron donor, with a carrier which is a mixture of an active anhydrous Mg or Mn dihalide and a solid organic material which is inert to all other components of the catalyst including the Mg or Mn dihalide carrier.
摘要翻译： 借助于通过混合（A）作为添加剂的催化成分组分和/或电子衍生物化合物（或路易斯碱）的替代产物）与三烷基铝（III），将α-烯烃C 3 -C 6聚合而立体特异性地聚合 或电子给体化合物与含有两个或更多个Al原子的烷基铝化合物与氧原子或氮原子相互结合的加成产物与（B）相互连接形成的产物的催化成分组分 钛化合物，优选与具有电子助剂的添加剂产品的形式，其中载体是活性无机Mg或Mn二卤化物的混合物和固体有机材料，其对包括Mg的所有催化剂的所有其它组分是惰性的 或Mn二卤化物载体。
-
公开(公告)号：US4614727A
公开(公告)日：1986-09-30
申请号：US701530
申请日：1985-02-14
申请人： Paolo Longi , Umberto Giannini , Romano Mazzocchi
发明人： Paolo Longi , Umberto Giannini , Romano Mazzocchi
CPC分类号： C08F10/02 , Y10S526/906
摘要： Polymerization catalysts, more particularly catalysts for the polymerization of ethylene and mixtures thereof with other monomers copolymerizable therewith, are disclosed. The catalysts are prepared by mixing (A) an organometallic compound or hydride of a metal belonging to Groups I, II or III of the Mendelyeev Periodic Table, with (B) the reaction product of (1) a titanium compound of the type (NR.sub.4).sub.p Ti.sub.m X.sub.(n.m)+p, in which R.sub.4 is hydrogen and/or hydrocarbon radicals, X.sub.n.m represents halogen atoms or, in part, OR' groups in which R' is an organic radical; n represents the Ti valence, and m and p are the whole numbers 1, 2 or 3; and (2) a carrier comprising an anhydrous magnesium halide.
摘要翻译： 公开了聚合催化剂，更特别的是用于乙烯聚合的催化剂及其与可与其共聚的其它单体的混合物。 催化剂通过将（A）属于门多利夫周期表第I，II或III族的金属的有机金属化合物或氢化物与（B）（1）钛化合物（NR4）的反应产物 ）pTimX（nm）+ p，其中R4是氢和/或烃基，Xn.m表示卤素原子，或部分地是其中R'是有机基团的OR'基团; n表示Ti价，m和p为整数1,2或3; 和（2）包含无水卤化镁的载体。
-
公开(公告)号：US4226963A
公开(公告)日：1980-10-07
申请号：US959604
申请日：1978-11-13
CPC分类号： C08F10/00 , C08F4/022 , Y10S526/902 , Y10S526/906
摘要： There is disclosed a process for the stereoregular polymerization of alpha olefins or mixtures thereof with ethylene conducted in the presence of highly active and stereospecific new catalysts. The catalysts are obtained from the reaction of a particular Al-alkyl compound which is at least in part in the form of a complex and/or a substitution reaction product with an electron-donor compound free from ester groups of oxygenated organic and inorganic acids, with a supported component characterized by having surface area exceeding certain values or by showing a particular X-rays spectrum and which is obtained by contacting a halogenated Ti compound, preferably in the form of a complex with an electron-donor compound, with a support comprising a Mg or Mn dihalide in an active state. In the catalysts the ratio between the Ti compound expressed in Ti g-atoms and the g-moles of the electron donor compounds is lower than 0.3.
摘要翻译： 公开了在高活性和立体特异性新型催化剂存在下，α-烯烃或其与乙烯的混合物的立构规整聚合方法。 催化剂是由至少部分为配合物和/或取代反应产物形式的特定的Al-烷基化合物与不含氧化的有机和无机酸的酯基的电子给体化合物的反应获得的， 其特征在于具有超过某些值的表面积或通过显示特定的X射线光谱，并且其通过使配合物形式的卤化Ti化合物与电子给体化合物接触而获得，所述载体包含 处于活性状态的Mg或Mn二卤化物。 在催化剂中，Ti原子表示的Ti化合物与电子给体化合物的g-摩尔比为0.3以下。
-
公开(公告)号：US4156063A
公开(公告)日：1979-05-22
申请号：US845947
申请日：1977-10-27
CPC分类号： C08F10/00 , C08F4/022 , Y10S526/906
摘要： There is disclosed a process for the stereoregular polymerization of alpha olefins or mixtures thereof with ethylene, conducted in the presence of highly active and stereospecific new catalysts. The catalysts are obtained from the reaction of a particular Al-alkyl compound which is at least in part in the form of a complex and/or a substitution reaction product with an ester of an oxygenated organic or inorganic acid, with a supported component characterized by having surface area exceeding certain values or by showing a particular X-rays spectrum, and obtained by contacting a Ti halogenated compound, preferably in the form of a complex with an electron-donor compound, with a support comprising a Mg or Mn bihalide.In the catalysts the ratio between the Ti compound, expressed in Ti g-atoms, and the g moles of the ester and the electron-donor compound, when present, is lower than 0.3.
摘要翻译： 公开了在高活性和立体特异性新催化剂存在下进行的α-烯烃或其与乙烯的混合物的立构规整聚合的方法。 催化剂是由至少部分以络合物和/或取代反应产物形式的特定的Al-烷基化合物与含氧有机或无机酸的酯与负载的组分的反应获得的， 其表面积超过某些值或通过显示特定的X射线光谱，并且通过使优选以络合物形式的电子给体化合物的Ti卤化化合物与包含Mg或Mn二卤化物的载体接触而获得。
-
公开(公告)号：US4107414A
公开(公告)日：1978-08-15
申请号：US798151
申请日：1977-05-18
CPC分类号： C08F10/00 , C08F4/022 , Y10S526/906
摘要： There is disclosed a process for the stereoregular polymerization of alpha-olefins or mixtures thereof with ethylene, conducted in the presence of highly active and stereospecific new catalysts. The catalysts are obtained from the reaction of a particular Al-alkyl compound which is at least in part in the form of a complex and/or a substitution reaction product with an ester of an oxygenated organic or inorganic acid, with a supported component characterized by having surface area exceeding certain values or showing a particular X-rays spectrum, and obtained by contacting a Ti halogenated compound, preferably in the form of a complex with an electron-donor compound, with a support comprising a Mg or Mn bihalide.In the catalysts the ratio between the Ti compound, expressed in Ti g-atoms, and the g moles of the ester and the electron-donor compound, when present, is lower than 0.3.
摘要翻译： 公开了在高活性和立体特异性新型催化剂存在下进行的α-烯烃或其与乙烯的混合物的立构规整聚合的方法。 催化剂是由至少部分以络合物和/或取代反应产物形式的特定的Al-烷基化合物与含氧有机或无机酸的酯与负载的组分的反应获得的， 具有超过某些值或显示特定X射线光谱的表面积，并且通过使优选与络合物形式的电子给体化合物的Ti卤化化合物与包含Mg或Mn二卤化物的载体接触而获得。
-
-
-
-
-
-
-
-
-
搜索结果
16 条记录 (耗时 0.027 秒)
