公开(公告)号：US5104838A

公开(公告)日：1992-04-14

申请号：US561572

申请日：1990-08-02

申请人： Takashi Fujita ,  Toshihiko Sugano ,  Takashi Niwa

发明人： Takashi Fujita ,  Toshihiko Sugano ,  Takashi Niwa

IPC分类号： C08F4/60 ,  C08F4/654 ,  C08F4/658 ,  C08F4/659 ,  C08F10/00

CPC分类号： C08F10/00 ,  C08F4/65904 ,  C08F4/65912

摘要： Disclosed is a titanium-containing solid catalyst component which is a contact reaction product of:(i) a magnesium halide such as MgCl.sub.2,(ii) a titanium compound represented by the formula:Ti(OR.sup.1).sub.a X.sub.4-a wherein a is a number of 0.ltoreq.a.ltoreq.4, R.sup.1 represents a hydrocarbon residue having 1 to 20 carbon atoms, and X represents a halogen atom, such as Ti(O--nBu).sub.4, and(iii) a coordination titanium compound represented by the formula:R.sup.2.sub.m R.sup.3.sub.n TiX.sub.4-m-n wherein R.sup.2 represents a cyclopentadienyl group or a substituted cyclopentadienyl group, R.sup.3 represents a hydrogen atom, a hydroxyl group, a hydrocarbyl group having 1 to 20 carbon atoms, an alkoxy group having 1 to 20 carbon atoms, an amino group or a substituted amino group, X represents a halogen atom, and m is a number of 1.ltoreq.m.ltoreq.4 and n is a number of 0.ltoreq.n.ltoreq.3, with the proviso that the condition of 1.ltoreq.m+n.ltoreq.4 is satisfied, such as Cp.sub.2 TiCl.sub.2, i.e. bis(cyclopentadienyl)titanium dichloride.Polyolefins of a broader molecular weight distribution will be produced.

公开(公告)号：US6143911A

公开(公告)日：2000-11-07

申请号：US678686

申请日：1996-07-11

申请人： Takashi Fujita ,  Toshihiko Sugano ,  Hideshi Uchino

发明人： Takashi Fujita ,  Toshihiko Sugano ,  Hideshi Uchino

IPC分类号： C07F17/00 ,  C08F4/60 ,  C08F4/642 ,  C08F4/659 ,  C08F4/6592 ,  C08F4/76 ,  C08F10/00 ,  C08F110/06 ,  C08F210/06 ,  C07F7/00

CPC分类号： C08F10/00 ,  C07F17/00 ,  C08F110/06 ,  C08F210/06 ,  C08F4/65912 ,  C08F4/65927 ,  Y10S526/943

摘要： A catalyst useful for the polymerization of olefins, comprising the following components (A) and (B):Component (A): A transition metallic compound having the following formula [I]: ##STR1## wherein M: a transition metal selected from Ti, Zr and Hf; R.sup.1 : a monovalent C.sub.1-6 hydrocarbyl group, or a monovalent C.sub.1-6 hydrocarbyl group containing Si;R.sup.2 : a divalent C.sub.4-20 hydrocarbyl group, or a divalent C.sub.4-20 hydrocarbyl group containing Si;R.sup.3 : a divalent C.sub.1-30 hydrocarbyl group, or a divalent C.sub.1-30 hydrocarbyl group containing Si or Ge; andX and Y: H, halogen, a monovalent C.sub.1-20 hydrocarbyl group, or a monovalent C.sub.1-20 hydrocarbyl group containing N, O or Si.Component (B): Alumoxane having the following formula [II] or [III]: ##STR2## wherein m: 4 to 30; and R.sup.4 : a monovalent hydrocarbyl group. A highly stereoregular polyolefin having a high molecular weight can be obtained by the above catalyst.

摘要翻译： 用于烯烃聚合的催化剂，其包含以下组分（A）和（B）：组分（A）：具有下式[I]的过渡金属化合物：其中M：选自Ti，Zr和 Hf; R1：一价C 1-6烃基或含有Si的一价C 1-6烃基; R2：二价C 4-20烃基，或含有Si的二价C 4-20烃基; R3：二价C1-30烃基，或含有Si或Ge的二价C1-30烃基; 和X和Y：H，卤素，一价C 1-20烃基或含有N，O或Si的一价C 1-20烃基。 组分（B）：具有下式[II]或[III]的Alumoxane：其中m：4-30; 和R4：一价烃基。 通过上述催化剂可以获得具有高分子量的高立体规则聚烯烃。

公开(公告)号：US5486572A

公开(公告)日：1996-01-23

申请号：US352199

申请日：1994-12-01

申请人： Takashi Fujita ,  Toshihiko Sugano

发明人： Takashi Fujita ,  Toshihiko Sugano

IPC分类号： C08F4/60 ,  C08F4/64 ,  C08F4/654 ,  C08F297/08

CPC分类号： C08F297/083

摘要： A process for preparing propylene block copolymers, comprising a preceding polymerization step in which a crystalline homopolymer of propylene, or a propylene-ethylene copolymer containing 7 wt. % or less of ethylene is produced in the presence of a catalyst comprising the following components (A) and (B), and a succeeding polymerization step in which the polymerization is continued in the presence of at least part of the homopolymer or copolymer, and of the following component (C) further added to give a copolymer with a polymerization ratio (weight ratio) of propylene to ethylene of from 0/100 to 90/10; the polymerization amount at the preceding polymerization step being from 30 to 95 wt. % of the total polymerization amount at the preceding and succeeding polymerization steps;component (A): a solid catalyst component of Ziegler catalysts comprising as essential components titanium, magnesium and a halogen;component (B): an organoaluminum compound; andcomponent (C): an internal olefin having 3 to 20 carbon atoms, or an olefinic compound having 2 to 20 carbon atoms which contains a polar group at its d-position.The process can solve the problem of stickiness imparted to the copolymer due to the existence of a rubber-like copolymer, which has been the conventional problem caused upon preparing a crystalline propylene polymer block and a rubber-like propylene-ethylene copolymer block by a two-step polymerization process.

摘要翻译： 一种制备丙烯嵌段共聚物的方法，包括前述聚合步骤，其中丙烯的结晶均聚物或含有7wt。 在包含以下组分（A）和（B）的催化剂存在下产生乙烯的百分数或更少，以及在至少部分均聚物或共聚物存在下继续聚合的随后的聚合步骤，以及 进一步加入丙烯与乙烯的聚合比（重量比）为0/100至90/10的共聚物; 前述聚合步骤的聚合量为30-95wt。 在前一个和后续聚合步骤的总聚合量的百分比; 组分（A）：齐格勒催化剂的固体催化剂组分，其包含钛，镁和卤素的主要成分; 组分（B）：有机铝化合物; 和组分（C）：具有3至20个碳原子的内烯烃或具有2-20个碳原子的烯烃化合物，其在其d位含有极性基团。 该方法可以解决由于存在橡胶状共聚物而赋予共聚物的粘着性的问题，这是在制备结晶丙烯聚合物嵌段和橡胶状丙烯 - 乙烯共聚物嵌段之后引起的常规问题。 步骤聚合过程

公开(公告)号：US5444125A

公开(公告)日：1995-08-22

申请号：US876037

申请日：1992-04-30

申请人： Masayuki Tomita ,  Hideshi Uchino ,  Toshihiko Sugano ,  Takashi Fujita ,  Mitsutoshi Aritomi

发明人： Masayuki Tomita ,  Hideshi Uchino ,  Toshihiko Sugano ,  Takashi Fujita ,  Mitsutoshi Aritomi

IPC分类号： C08F8/30 ,  C08F8/32 ,  C08F10/00

CPC分类号： C08F8/32

摘要： An aminated polymer having excellent adhesion, printability, and compatibility in polymer blends or the like which are obtained by introducing an amino group, into an isotactic .alpha.-olefin polymer having an olefinic unsaturated bond at its terminus is disclosed. The terminal unsaturated isotactic or syndiotactic .alpha.-olefin polymer is obtained by polymerizing an .alpha.-olefin with a catalyst comprising the combination of a metallocene compound and an alumoxane, and the amino group is obtained by the amination of the terminal unsaturated group, by the addition of a compound containing the corresponding functional group to the unsaturated bond, or by the conversion of a precursor polymer containing a precursor of the functional group into a polymer containing the functional group desired.

摘要翻译： 公开了一种在通过将氨基引入到其末端具有烯属不饱和键的全同立构α-烯烃聚合物中而获得的聚合物共混物等中具有优异的粘附性，可印刷性和相容性的胺化聚合物。 末端不饱和全同立构或间同立构的α-烯烃聚合物是通过用包含茂金属化合物和铝氧烷的组合的催化剂聚合α-烯烃而获得的，该氨基通过末端不饱和基团的胺化获得， 含有与不饱和键相应的官能团的化合物，或通过将含有官能团前体的前体聚合物转化成含有所需官能团的聚合物。

公开(公告)号：US5147839A

公开(公告)日：1992-09-15

申请号：US651946

申请日：1991-02-07

申请人： Takashi Fujita ,  Toshihiko Sugano

发明人： Takashi Fujita ,  Toshihiko Sugano

IPC分类号： C08F4/60 ,  C08F4/656 ,  C08F4/658 ,  C08F10/00

CPC分类号： C08F10/00 ,  Y10S526/904

摘要： Ziegler polymerization of .alpha.-olefins is disclosed which is characterized by a solid catalyst component. The solid catalyst component, Component (A), comprises Sub-component (i) which is a solid catalyst component for Ziegler catalysts comprising Ti, Mg and a halogen; Sub-component (ii) which is a silicon compound having a plurality of a bond represented by a formula: Si--OR.sup.1R.sup.1.sub.m X.sub.n Si(OR.sup.2).sub.4-n-mwherein R.sup.1 indicates a hydrocarbyl group of 1 to 8 carbon atoms, Sub-component (iii) which is a vinylsilane compound, and Sub-component (iii) which is an organometal compound of a metal of Groups I to IV of the Periodic Table. No need of an outside electron donor may be required, and the polymer produced is improved in its content of a "tacky" polymer.

公开(公告)号：US5561093A

公开(公告)日：1996-10-01

申请号：US445556

申请日：1995-05-22

申请人： Takashi Fujita ,  Toshihiko Sugano ,  Hideshi Uchino

发明人： Takashi Fujita ,  Toshihiko Sugano ,  Hideshi Uchino

IPC分类号： C07F17/00 ,  C08F4/60 ,  C08F4/642 ,  C08F4/659 ,  C08F4/6592 ,  C08F4/76 ,  C08F10/00 ,  C08F110/06 ,  C08F210/06 ,  B01J31/00

CPC分类号： C08F10/00 ,  C07F17/00 ,  C08F110/06 ,  C08F210/06 ,  C08F4/65912 ,  C08F4/65927 ,  Y10S526/943

摘要： A catalyst useful for the polymerization of olefins, comprising the following components (A) and (B):Component (A):A transition metallic compound having the following formula [I]: ##STR1## wherein M:a transition metal selected from Ti, Zr and Hf; R.sup.1 :a monovalent C.sub.1-6 hydrocarbyl group, or a monovalent C.sub.1-6 hydrocarbyl group containing Si;R.sup.2 :a divalent C.sub.4-20 hydrocarbyl group, or a divalent C.sub.4-20 hydrocarbyl group containing Si;R.sup.3 :a divalent C.sub.1-30 hydrocarbyl group, or a divalent C.sub.1-30 hydrocarbyl group containing Si or Ge; andX and Y:H, halogen, a monovalent C.sub.1-20 hydrocarbyl group, or a monovalent C.sub.1-20 hydrocarbyl group containing N, O or Si.Component (B):Alumoxane having the following formula [II] or [III]: ##STR2## wherein m:4 to 30; and R.sup.4 :a monovalent hydrocarbyl group. A highly stereoregular polyolefin having a high molecular weight can be obtained by the above catalyst.

摘要翻译： 用于烯烃聚合的催化剂，其包含以下组分（A）和（B）：组分（A）：具有下式[I]的过渡金属化合物：其中M：过渡金属 选自Ti，Zr和Hf; R1：一价C 1-6烃基或含有Si的一价C 1-6烃基; R2：二价C 4-20烃基，或含有Si的二价C 4-20烃基; R3：二价C1-30烃基，或含有Si或Ge的二价C1-30烃基; 和X和Y：H，卤素，一价C 1-20烃基或含有N，O或Si的一价C 1-20烃基。 组分（B）：具有下式[II]或[III]的铝氧烷：[II]价烃基。 通过上述催化剂可以获得具有高分子量的高立体规则聚烯烃。

公开(公告)号：US5385877A

公开(公告)日：1995-01-31

申请号：US832322

申请日：1992-02-07

申请人： Takashi Fujita ,  Toshihiko Sugano ,  Hideshi Uchino

发明人： Takashi Fujita ,  Toshihiko Sugano ,  Hideshi Uchino

IPC分类号： C08F4/642 ,  C07F17/00 ,  C08F4/60 ,  C08F4/602 ,  C08F4/639 ,  C08F4/6392 ,  C08F4/6592 ,  C08F10/00

CPC分类号： C08F10/00 ,  C07F17/00 ,  C08F4/63912 ,  C08F4/63927

摘要： A catalyst for .alpha.-olefin polymerization which comprises the following components (A) and (B):component (A), which is a transition metal compound represented by the formulaQ(C.sub.5 H.sub.4-m R.sup.1.sub.m)(C.sub.5 H.sub.4-n R.sup.2.sub.n)MeXYwherein (C.sub.5 H.sub.4-m R.sup.1.sub.m) and (C.sub.5 H.sub.4-n R.sup.2.sub.n) respectively represent a conjugated five-membered ring ligand coordinating to a metal Me; R.sup.1 and R.sup.2 which may be the same or different and a plurality of each of which can be bonded together, respectively represent a hydrocarbyl group having 1 to 20 carbon atoms, a halogen atom, an alkoxy group, a silicon-containing hydrocarbyl group, a phosphorus-containing hydrocarbyl group, a nitrogen-containing hydrocarbyl group or a boron-containing hydrocarbyl group; Q represents a bonding group which crosslinks the two conjugated five-membered ring ligand; Me represents a transition metal of the IVB-VIB group in the Periodic Table; X and Y, which may be the same or different, respectively represent hydrogen, a halogen atoms, a hydrocarbyl group, an alkoxy group, an amino group, a phosphorus-containing hydrocarbyl group or a silicon-containing hydrocarbyl group; m denotes an integer of 0.ltoreq.m.ltoreq.4 and n denotes an integer of 0.ltoreq.n.ltoreq.4; component (B), which is a methylisobutylalumoxane which satisfies the following conditions (a), (b) and (c): (a) the molar ratio of a methyl group to an isobutyl group being in the range of 4:1 to 1:4, (b) the chemical shift of .sup.27 Al-NMR being in the range of 160 ppm to 250 ppm and the peak having a half-height width of no smaller than 3000 Hz, and (c) it has a repeating unit of Al--O in an amount of 2 to 100. The methylisobutylalumoxane is assumed to be novel.

摘要翻译： 用于α-烯烃聚合的催化剂，其包含以下组分（A）和（B）：组分（A），其为由式Q（C5H4-mR1m）（C5H4-nR2n）MeXY表示的过渡金属化合物，其中（C5H4 -mR1m）和（C5H4-nR2n）分别表示与金属Me配位的共轭五元环配体; R 1和R 2可以相同或不同，并且多个可以键合在一起，分别表示具有1至20个碳原子的烃基，卤素原子，烷氧基，含硅烃基， 含磷烃基，含氮烃基或含硼烃基; Q表示交联两个共轭五元环配体的键合基团; Me表示周期表中IVB-VIB基团的过渡金属; X和Y可以相同或不同，分别表示氢，卤素原子，烃基，烷氧基，氨基，含磷烃基或含硅烃基; m表示0≤n≤4的整数，n表示0

公开(公告)号：US5346925A

公开(公告)日：1994-09-13

申请号：US149911

申请日：1993-11-10

申请人： Toshihiko Sugano ,  Takashi Fujita ,  Kazuyo Kuwaba

发明人： Toshihiko Sugano ,  Takashi Fujita ,  Kazuyo Kuwaba

IPC分类号： C08F4/02 ,  C08F4/615 ,  C08F4/639 ,  C08F4/6392 ,  C08F10/00 ,  C08F10/06 ,  C08F110/06 ,  C08F210/06 ,  C08J9/40

CPC分类号： C08F10/06 ,  C08F10/00 ,  C08F110/06 ,  C08F210/06 ,  C08F4/63912 ,  C08F4/63916 ,  C08F4/6392 ,  Y10S526/904 ,  Y10S526/943

摘要： A method for preparing an .alpha.-olefin polymer in which an .alpha.-olefin is polymerized in the presence of a catalyst, characterized in that the catalyst is a solid obtained by making the following components (ii) and (iii) be supported in the component (i):Component (i): an organic porous polymer having an average particle diameter of 5 to 1,000 .mu.m, in which the total pore volume of all pores whose diameter is 0.006 to 10 .mu.m is 0.3 cc/g or more, and the total pore volume of all pores whose diameter is 0.05 to 2 .mu.m is 50% or more of the total pore volume of all pores whose diameter is 0.006 to 10 .mu.m;Component (ii) a compound having the structure ##STR1## in which R is a hydrocarbon group having 1 to 10 carbon atoms; and Component (iii) a compound of a transition metal which belongs to one of the Groups IVB to VIB in the Periodic Table, having at least one conjugated 5-membered cyclic ligand.

摘要翻译： 一种制备其中α-烯烃在催化剂存在下聚合的α-烯烃聚合物的方法，其特征在于催化剂是通过使以下组分（ii）和（iii）支持在组分 （i）成分（i）：成分（i）：平均粒径为5〜1000μm的有机多孔质聚合物，其直径为0.006〜10μm的全部孔的总细孔容积为0.3cc / g以上， 直径为0.05〜2μm的所有孔的总细孔容积为直径为0.006〜10μm的全部孔的总孔体积的50％以上; 组分（ii）具有结构的化合物，其中R是具有1-10个碳原子的烃基; 和组分（ⅲ）属于元素周期表IVB至VIB族之一的过渡金属的化合物，其具有至少一个共轭的5元环配体。

公开(公告)号：US5331054A

公开(公告)日：1994-07-19

申请号：US962837

申请日：1992-10-19

申请人： Takashi Fujita ,  Toshihiko Sugano ,  Hajime Mizuno ,  Hideshi Uchino

发明人： Takashi Fujita ,  Toshihiko Sugano ,  Hajime Mizuno ,  Hideshi Uchino

IPC分类号： C08J5/18 ,  C08L23/10 ,  C08L23/14 ,  C08L23/18

CPC分类号： C08J5/18 ,  C08L23/10 ,  C08L23/142 ,  C08J2323/10 ,  C08L2205/02 ,  Y10S526/943 ,  Y10T428/31913

摘要： A propylene copolymer composition enabling the production of a film having excellent low-temperature heat sealing ability and blocking resistance, is obtained by blending 1 to 70 wt % of a component A and 30 to 99 wt % of a component B. The component A comprises either a propylene homopolymer or a copolymer of propylene with not more than 10 mol % of ethylene or an a-olefin having a carbon number of 4 to 20, and has a molecular weight distribution (Mw/Mn) of not more than 3, a mean elution temperature of 40.degree. to 100.degree. C., and an elution dispersion degree (.sigma. value) of not more than 10. The component B comprises a copolymer of propylene with ethylene and/or an .alpha.-olefin having a carbon number of 4 to 20, and has a molecular weight distribution (Mw/Mn) of 3.5 to 10.

摘要翻译： 通过混合1〜70重量％的组分A和30〜99重量％的组分B，可以得到能够制备具有优异的低温热封性和耐粘连性的膜的丙烯共聚物组合物。组分A包含 丙烯均聚物或丙烯与不超过10摩尔％的乙烯或碳数为4-20的α-烯烃的共聚物，分子量分布（Mw / Mn）不大于3，a 平均洗脱温度为40℃至100℃，洗脱分散度（σ值）不大于10.组分B包括丙烯与乙烯和/或碳数为4的α-烯烃的共聚物 至20，分子量分布（Mw / Mn）为3.5〜10。

公开(公告)号：US5225501A

公开(公告)日：1993-07-06

申请号：US877106

申请日：1992-05-01

申请人： Takashi Fujita ,  Toshihiko Sugano ,  Hideshi Uchino

发明人： Takashi Fujita ,  Toshihiko Sugano ,  Hideshi Uchino

IPC分类号： C08F4/642 ,  C08F4/60 ,  C08F4/659 ,  C08F4/6592 ,  C08F210/00 ,  C08F210/06

CPC分类号： C08F210/06 ,  C08F4/65912 ,  C08F4/65922 ,  Y10S526/943

摘要： A process for producing a propylene random copolymer comprising the repeating units (I)-(III) in quantities of 70-99.9 molar % of (I), 0-15 molar % and 0.1-30 molar %, respectively, which comprises contacting monomers which afford the following repeating units: ##STR1## m denotes 0 or an integer of 2-10, R.sub..alpha., R.sub..beta. and R.sub..gamma. independently represent a hydrogen atom or a hydrocarbyl group having 1-5 carbon atoms, at least one of R.sub..beta. and R.sub..gamma. being the hydrocarbyl group, and n denotes an integer of 1-5, with a polymerization catalyst to copolymerize, the polymerization catalyst comprising:component (A) which is a transition metal compound represented by the formula:Q.sub.a (C.sub.5 H.sub.5-a-b R.sup.1.sub.b)(C.sub.5 H.sub.5-a-c R.sup.2.sub.c)MeXYwherein R.sup.1 and R.sup.2, respectively, represent a hydrocarbyl group having 1-20 carbon atoms, a halogen atom, an alkoxy group, a silicon-containing hydrocarbyl group, a phosphorus-containing hydrocarbyl group, a nitrogen-containing hydrocarbyl group or a boron-containing hydrocarbyl group, Q represents a bonding group crosslinking the two conjugated five-membered ring ligands, Me represents a transition metal of groups IVB-VIB in the Periodic Table, X and Y, represent hydrogen, a halogen atom, a hydrocarbyl group, an alkoxy group, an amino group, phosphorus-containing hydrocarbyl group or a silicon-containing hydrocarbyl group, respectively, a denotes 0 or 1, b denotes an integer in the range of 0.ltoreq.b.ltoreq.4 and c denotes an integer in the range of 0.ltoreq.c.ltoreq.4; and component (B) which is an alumoxane.