专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

41. 发明授权

US4298713A Process for preparing low density ethylene copolymers 失效
标题翻译：制备低密度乙烯共聚物的方法
公开(公告)号：US4298713A
公开(公告)日：1981-11-03
申请号：US106736
申请日：1979-12-26
申请人： Yoshinori Morita , Akinori Toyota , Norio Kashiwa
发明人： Yoshinori Morita , Akinori Toyota , Norio Kashiwa
IPC分类号： C08F2/00 , C08F2/04 , C08F2/06 , C08F4/00 , C08F4/60 , C08F4/64 , C08F210/00 , C08F210/16 , C08F297/08 , C08F4/16
CPC分类号： C08F297/08 , C08F210/16 , Y10S526/904
摘要： A process for producing an ethylene copolymer having a density of from 0.900 to 0.945 g/cm.sup.3 by copolymerizing in two steps a predominant amount of ethylene with a minor amount of an alpha-olefin containing at least 3 carbon atoms at room temperature to not more than about 100.degree. C. under a pressure of about 1 to about 100 kg/cm.sup.2 in the presence of a catalyst composed of (A) a titanium catalyst component supported on a magnesium compound and (B) an organoaluminum compound; characterized in that said copolymerization is carried out in(i) a first step where about 0.01 to about 50 g, per gram of the titanium catalyst component (A), of the alpha-olefin containing at least 3 carbon atoms is polymerized, said catalyst further comprising an organic acid ester (C), and then(ii) a second step where the final product of ethylene copolymer is formed in an amount more than about 100 times the weight of the polymer formed in the first step.
摘要翻译：一种制备密度为0.900至0.945g / cm 3的乙烯共聚物的方法，通过在室温下将主要量的乙烯与少量含有至少3个碳原子的α-烯烃在两个步骤中共聚合成不超过在（A）负载在镁化合物上的钛催化剂组分和（B）有机铝化合物组成的催化剂存在下，在约1至约100kg / cm2的压力下，约100℃。其特征在于所述共聚在（i）第一步骤中进行，其中每克所述钛催化剂组分（A）中含有至少3个碳原子的α-烯烃聚合约0.01至约50g，所述催化剂进一步包含有机酸酯（C），然后（ii）第二步，其中乙烯共聚物的最终产物的形成量大于第一步中形成的聚合物重量的约100倍。

42. 发明授权

US4294948A Process for preparing olefin polymers or copolymers, and catalyst for use in said process 失效
标题翻译：制备烯烃聚合物或共聚物的方法，以及用于所述方法的催化剂
公开(公告)号：US4294948A
公开(公告)日：1981-10-13
申请号：US84317
申请日：1979-10-12
申请人： Akinori Toyota , Ken Yoshitugu , Norio Kashiwa
发明人： Akinori Toyota , Ken Yoshitugu , Norio Kashiwa
IPC分类号： C08F4/00 , C08F4/02 , C08F4/60 , C08F4/64 , C08F10/00 , C08F10/06
CPC分类号： C08F10/00 , C08F4/022 , Y10S526/906
摘要： A process for preparing an olefin polymer or copolymer by polymerizing or copolymerizing an olefin containing at least 3 carbon atoms which may contain at most 10 mole % of ethylene and/or a diene, in the presence of a catalyst composed of (A) a solid titanium catalyst component prepared by(1) reacting a mechanically pulverized product of an organic acid ester and a halogen-containing magnesium compound, with an active hydrogen-containing organic compound in the absence of mechanical pulverization,(2) reacting the resulting reaction product with an organometallic compound of a metal of Groups I to III of the periodic table in the absence of mechanical pulverization, and(3) washing the resulting solid reaction product with an inert organic solvent, reacting the washed solid reaction product with a titanium compound in the absence of mechanical pulverization, and separating the solid from the reaction system,and (B) an organometallic compound of a metal of Groups I to III of the periodic table; and a catalyst used therefor.
摘要翻译：一种制备烯烃聚合物或共聚物的方法，该方法是在由（A）固体形成的催化剂存在下聚合或共聚含有至少3摩尔％的乙烯和/或二烯的至少3个碳原子的烯烃通过（1）在机械粉碎的情况下使有机酸酯和含卤素的镁化合物的机械粉碎产物与含活性氢的有机化合物反应制备的钛催化剂组分，（2）使得到的反应产物与不存在机械粉碎的元素周期表第I至III族金属的有机金属化合物，和（3）用惰性有机溶剂洗涤所得的固体反应产物，将洗涤的固体反应产物与钛化合物反应不存在机械粉碎，并将固体与反应体系分离，（B）本发明的第一至第三组金属的有机金属化合物 odic表; 和用于其的催化剂。

43. 发明授权

US4085276A Process for preparing highly stereoregular polymers or copolymers of .alpha . 失效
标题翻译：制备具有至少三个碳原子的{60-烯烃的高立构规整性聚合物或共聚物的方法，以及用于其的催化剂
公开(公告)号：US4085276A
公开(公告)日：1978-04-18
申请号：US656980
申请日：1976-02-10
申请人： Akinori Toyota , Kiyoshi Odawara , Norio Kashiwa
发明人： Akinori Toyota , Kiyoshi Odawara , Norio Kashiwa
IPC分类号： C08F4/00 , C08F4/02 , C08F4/60 , C08F4/64 , C08F10/00 , C08F10/06
CPC分类号： C08F10/00 , C08F4/022
摘要： Highly stereoregular polymers or copolymers of .alpha.-olefins containing at least 3 carbon atoms are prepared in high yields by polymerizing or copolymerizing the .alpha.-olefins in the presence of a catalyst composed of (a) an improved solid transition metal catalyst component prepared by reacting (1) a magnesium-containing reaction product derived from a member of the group consisting of (i) a magnesium halide, (ii) an active hydrogen-containing compound, (iii) an organic acid ester and (iv) a silicon or tin compound containing at least one halogen atom or hydrocarbon group bonded directly to silicon or tin with (2) a titanium compound, and (b) an organometallic compound of a metal selected from aluminum, magnesium and zinc.
摘要翻译：通过在由（a）改进的固体过渡金属催化剂组分组成的催化剂的存在下聚合或共聚α-烯烃，以高产率制备含有至少3个碳原子的α-烯烃的高立构规整性聚合物或共聚物， 1）衍生自（i）卤化镁，（ii）含活性氢的化合物，（iii）有机酸酯和（iv）硅或锡化合物的组中的成员的镁的反应产物含有至少一个卤素原子或直接与硅或锡键合的烃基与（2）钛化合物，和（b）选自铝，镁和锌的金属的有机金属化合物。

44. 发明授权

US4490513A Process for producing polymers or copolymers of olefins containing at least three carbon atoms and catalysts therefor 失效
标题翻译：制备含有至少三个碳原子的烯烃的聚合物或共聚物的方法及其催化剂
公开(公告)号：US4490513A
公开(公告)日：1984-12-25
申请号：US836056
申请日：1977-09-23
申请人： Syuji Minami , Akinori Toyota , Norio Kashiwa
发明人： Syuji Minami , Akinori Toyota , Norio Kashiwa
IPC分类号： C08F4/00 , C08F4/60 , C08F4/64 , C08F10/00 , C08F10/04 , C08F4/02
CPC分类号： C08F10/00 , Y10S526/906
摘要： A process for producing a polymer or copolymer of an olefin containing at least 3 carbon atoms which comprises polymerizing or copolymerizing at least one olefin containing at least 3 carbon atoms, or copolymerizing the olefin with to 10 mole % of ethylene and/or a diolefin in the presence of a catalyst composed of (A) a magnesium-containing solid titanium catalyst component and (B) an organometallic compound of a metal of Groups I to III of the periodic table; wherein the solid titanium catalyst component (A) is a composition formed by contacting(i) a reaction product of an organic magnesium compound containing magnesium directly bonded to at least one carbon atom with an organic silicon-containing compound selected from the group consisting of organic silanols containing at least one hydroxyl group directly bonded to silicon and organopolysiloxanes,(ii) an organic acid ester, and(iii) a titanium compound.
摘要翻译：一种制备包含至少3个碳原子的烯烃的聚合物或共聚物的方法，其包括聚合或共聚至少一种含有至少3个碳原子的烯烃，或将烯烃与10摩尔％的乙烯和/或二烯烃共聚存在由（A）含镁固体钛催化剂组分和（B）元素周期表第I至III族金属的有机金属化合物组成的催化剂; 其中所述固体钛催化剂组分（A）是通过使（i）含有与至少一个碳原子直接键合的镁的有机镁化合物的反应产物与选自有机基团的有机含硅化合物含有至少一个与硅和有机聚硅氧烷直接结合的羟基的硅烷醇，（ii）有机酸酯，和（iii）钛化合物。

45. 发明授权

US4076924A Process for polymerization or copolymerizing olefins containing at least 3 carbon atoms 失效
标题翻译：聚合或共聚含有至少3个碳原子的烯烃的方法
公开(公告)号：US4076924A
公开(公告)日：1978-02-28
申请号：US608278
申请日：1975-08-27
申请人： Akinori Toyota , Kiyoshi Odawara , Norio Kashiwa
发明人： Akinori Toyota , Kiyoshi Odawara , Norio Kashiwa
IPC分类号： C08F4/02 , C08F10/00 , C08F10/06
CPC分类号： C08F10/00 , C08F4/022
摘要： A process for preparing a highly stereoregular olefin polymer or copolymer in high yield and with good reproducibility of quality and yield, which comprises polymerizing or copolymerizing an olefin containing at least 3 carbon atoms in the presence of a catalyst comprising(a) a solid titanium catalyst component obtained by reacting a solid magnesium component with a titanium compound in the absence of a free organometallic compound of a metal of Groups I to III of the periodic table and separating the solid component of the resulting reaction product, said magnesium component being obtained by separating a solid from a suspension of a reaction product derived from (i) a magnesium dihalide, (ii) an active hydrogen-containing organic compound, (iii) an organic acid ester and (iv) an organometallic compound of a metal of Groups I to III of the periodic table, and(b) an organometallic compound of a metal of Groups I to III of the periodic table.
摘要翻译：一种以高产率制备高度立构规整的烯烃聚合物或共聚物的方法，具有良好的质量和产率的再现性，其包括在催化剂存在下聚合或共聚含有至少3个碳原子的烯烃，所述催化剂包含（A）A固体钛酸盐催化剂通过在元素周期表I至III族的金属的自由有机化合物的残留物中反应固体镁组分而获得的组分，并分离所得反应产物的固体组分，所述镁组分通过分离衍生自（i）二卤化镁的反应产物的悬浮液的固体，（ii）含活性氢的有机化合物，（iii）有机酸酯和（iv）第I族金属的有机金属化合物 III，和（B）周期表第I至III组的金属的有机化合物。

46. 发明授权

US4739015A Process for producing propylene block copolymer 失效
标题翻译：制备丙烯嵌段共聚物的方法
公开(公告)号：US4739015A
公开(公告)日：1988-04-19
申请号：US775368
申请日：1985-09-12
申请人： Akinori Toyota , Norio Kashiwa , Haruyuki Koda , Matsunao Maeda
发明人： Akinori Toyota , Norio Kashiwa , Haruyuki Koda , Matsunao Maeda
IPC分类号： C08F4/28 , C08F297/08
CPC分类号： C08F297/08
摘要： A process for producing a propylene block copolymer in the presence of a highly stereospecific olefin polymerization catalyst which comprises producing a crystalline polymer or copolymer of propylene in a first stage and random-copolymerizing propylene and another alpha-olefin in a mole ratio of from 10:90 to 90:10 in the presence of the propylene polymer or copolymer in a second stage; wherein in the random copolymerization, 0.0001 to 0.5 mole, per gram atom of aluminum in the catalyst, of an oxygen-containing compound being gaseous in a standard condition or 0.001 to 1 mole, per gram atom of aluminum in the catalyst, of an active hydrogen-containing compound being liquid or solid in a standard condition is fed into the random-copolymerization reaction system.
摘要翻译：一种在高立体特异性烯烃聚合催化剂存在下制备丙烯嵌段共聚物的方法，该方法包括在第一阶段中制备丙烯的结晶聚合物或共聚物，以及摩尔比为10:1的丙烯与另一种α-烯烃的无规共聚。在第二阶段的丙烯聚合物或共聚物的存在下为90-90:10; 其中在无规共聚中，催化剂中每克原子铝为0.0001至0.5摩尔，在标准条件下为气态的含氧化合物或每克原子铝中的0.001至1摩尔的催化剂中的活性物质在标准条件下为液体或固体的含氢化合物进料到无规共聚反应体系中。

47. 发明授权

US4404341A Process for producing olefin polymers or copolymers and catalyst therefor 失效
标题翻译：制备烯烃聚合物或共聚物的方法及其催化剂
公开(公告)号：US4404341A
公开(公告)日：1983-09-13
申请号：US118325
申请日：1980-02-04
申请人： Yoshihisa Ushida , Akinori Toyota , Norio Kashiwa
发明人： Yoshihisa Ushida , Akinori Toyota , Norio Kashiwa
IPC分类号： C08F4/00 , C08F4/60 , C08F4/64 , C08F10/00 , C08F10/04
CPC分类号： C08F10/00 , Y10S526/905 , Y10S526/906
摘要： In a process for producing an olefin polymer or copolymer by polymerizing an alpha-olefin having at least 3 carbon atoms or copolymerizing such alpha-olefins with each other or such an alpha-olefin with up to 20 mole % of ethylene and/or a diene in the presence of a catalyst comprising (1) a solid titanium catalyst component having magnesium, halogen, titanium, phosphorus and a carboxylic acid ester and (2) an organometallic compound of a metal of Groups I to III of the Mendelejeff's periodic table; the improvement wherein said catalyst is composed of (A) the solid titanium catalyst component (1) in which the molar ratio of the phosphorus to the carboxylic acid ester is from about 0.05 to about 2 and which has a specific surface area of not less than about 40 m.sup.2 /g, (B) the organometallic compound (2), and (C) an electron donor; and a catalyst used for aforesaid process.
摘要翻译：在通过聚合具有至少3个碳原子的α-烯烃或使这样的α-烯烃彼此共聚或这种α-烯烃与至多20摩尔％的乙烯和/或二烯烃共聚来制备烯烃聚合物或共聚物的方法中在含有（1）具有镁，卤素，钛，磷和羧酸酯的固体钛催化剂组分的催化剂存在下，和（2）Mendelejeff周期表第I至III族金属的有机金属化合物; 其中所述催化剂由（A）固体钛催化剂组分（1）组成，其中磷与羧酸酯的摩尔比为约0.05至约2，并且其比表面积不小于约40m2 / g，（B）有机金属化合物（2）和（C）电子给体; 和用于上述方法的催化剂。

48. 发明授权

US4331561A Catalysts for polymerizing alpha-olefins and process for polymerizing alpha-olefins in contact with said catalysts 失效
标题翻译：用于聚合α-烯烃的催化剂和用于聚合与所述催化剂接触的α-烯烃的方法
公开(公告)号：US4331561A
公开(公告)日：1982-05-25
申请号：US116257
申请日：1980-01-28
申请人： Luciano Luciani , Norio Kashiwa , Pier C. Barbe , Akinori Toyota
发明人： Luciano Luciani , Norio Kashiwa , Pier C. Barbe , Akinori Toyota
IPC分类号： C08F4/00 , C08F4/02 , C08F4/16 , C08F4/60 , C08F4/64 , C08F4/645 , C08F4/646 , C08F4/649 , C08F10/00 , C08F110/06
CPC分类号： C08F10/00 , C08F4/022
摘要： New highly active and highly stereospecific catalysts for the polymerization of alpha-olefins are disclosed, the starting components of which are(a) an organometallic-compound of Al free from halogen atoms bound directly to the Al atom;(b) an electron-donor compound (such as a Lewis base) in an amount such that 15% to 100% of the organometallic Al compound (a) is combined with the electron-donor compound; and(c) a solid component comprising, at least on surface, the reaction product of a halogen. Mg compound with a tetravalent Ti compound and with an electron-donor compound, the molar ratio electron-donor compound/Ti being higher than 0.2, and the molar ratio halogen atoms/Ti being higher than 4.Processes for polymerizing the alpha-olefins and mixtures thereof with ethylene in contact with the new catalysts are also disclosed.
摘要翻译：公开了用于α-烯烃聚合的新的高活性和高立体定向催化剂，其起始组分是（a）不含与Al原子键合的卤素原子的Al的有机金属化合物; （b）电子给体化合物（如路易斯碱），其量使得15％至100％的有机金属化合物（a）与电子给体化合物组合; 和（c）至少在表面上包含卤素的反应产物的固体组分。 Mg化合物与四价Ti化合物和电子给体化合物，电子给体化合物/ Ti的摩尔比高于0.2，卤素原子/ Ti的摩尔比高于4.用于聚合α-烯烃和还公开了与新催化剂接触的乙烯的混合物。

49. 发明授权

US4547552A Process for producing a chemically blended propylene polymer composition and the composition produced by said process 失效
标题翻译：用于生产化学共混丙烯聚合物组合物的方法和通过所述方法制备的组合物
公开(公告)号：US4547552A
公开(公告)日：1985-10-15
申请号：US680227
申请日：1984-12-10
申请人： Akinori Toyota , Norio Kashiwa
发明人： Akinori Toyota , Norio Kashiwa
IPC分类号： C08F4/00 , C08F4/42 , C08F4/60 , C08F4/64 , C08F10/06 , C08F210/06 , C08F297/00 , C08F297/08
CPC分类号： C08F297/08
摘要： A process for producing a chemically blended propylene polymer composition having an ethylene content ranging from 3 to 40% by weight and being greater than the weight of the rubbery propylene copolymer formed in stage (II) below, which comprises the following stages (I) and (II):(I) a first stage of polymerizing propylene containing 0 to 5 mole % of another olefin in the presence of a catalyst composed of (A) a solid titanium catalyst component consisting essentially of titanium, magnesium, halogen, and an electron donor, (B) an organoaluminum compound, and (C) an organic silicon compound having an Si--O--C bond or an Si--N--C bond to thereby form a crystalline propylene polymer or copolymer; and(II) a second stage of polymerizing propylene and ethylene, or propylene, ethylene and another olefin in the presence of the reaction product of the first stage and the same catalyst as used in the first stage to form a rubbery propylene copolymer and a crystalline ethylene polymer or copolymer.
摘要翻译：一种生产具有3至40重量％乙烯含量并且大于下面阶段（II）中形成的橡胶状丙烯共聚物的重量的化学共混丙烯聚合物组合物的方法，其包括以下步骤（I）和（II）：（I）在由（A）主要由钛，镁，卤素和电子组成的固体钛催化剂组分的催化剂存在下，聚合含有0-5摩尔％的另一种烯烃的丙烯的第一阶段供体，（B）有机铝化合物和（C）具有Si-OC键或Si-NC键的有机硅化合物，从而形成结晶丙烯聚合物或共聚物; 和（II）在第一阶段与第一阶段中使用的第一阶段和相同催化剂的反应产物存在下，丙烯和乙烯或丙烯，乙烯和另一种烯烃的聚合的第二阶段，以形成橡胶状丙烯共聚物和结晶乙烯聚合物或共聚物。

50. 发明授权

US4315874A Process for the production of spherical carrier particles for olefin polymerization catalysts 失效
标题翻译：生产用于烯烃聚合催化剂的球形载体颗粒的方法
公开(公告)号：US4315874A
公开(公告)日：1982-02-16
申请号：US137641
申请日：1980-04-07
申请人： Yoshihisa Ushida , Yoshikatu Amimoto , Akinori Toyota , Norio Kashiwa
发明人： Yoshihisa Ushida , Yoshikatu Amimoto , Akinori Toyota , Norio Kashiwa
IPC分类号： C08F4/00 , C08F4/02 , C08F4/60 , C08F10/00 , B01J2/00
CPC分类号： C08F10/00 , C08F10/06 , Y10S526/909
摘要： This invention provides a process for producing spherical carrier particles for olefin polymerization catalyst, which comprises(i) forming a suspension of molten droplets of an adduct of a halogen-containing magnesium compound and an active hydrogen-containing organic compound in an organic liquid medium in the presence of at least one oil soluble surface-active agent as an auxiliary component, and(ii) quenching the resulting suspension to solidify the adduct particles.
摘要翻译：本发明提供了一种生产用于烯烃聚合催化剂的球形载体颗粒的方法，其包括（i）在有机液体介质中形成含卤素的镁化合物和含活性氢的有机化合物的加合物的熔融液滴的悬浮液存在至少一种油溶性表面活性剂作为辅助成分，和（ⅱ）淬灭所得悬浮液以固化加合物颗粒。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式