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1. 发明授权

US06462136B1 Ethylene copolymer and process for producing the same, resin composition containing the copolymer, and uses of these 有权
标题翻译：乙烯共聚物及其制造方法，含有共聚物的树脂组合物及其用途
公开(公告)号：US06462136B1
公开(公告)日：2002-10-08
申请号：US09582274
申请日：2000-06-23
申请人： Junji Saito , Keiji Okada , Kenichi Morizono , Makoto Mitani , Terunori Fujita
发明人： Junji Saito , Keiji Okada , Kenichi Morizono , Makoto Mitani , Terunori Fujita
IPC分类号： C08L2308
CPC分类号： C08L23/04 , C08F210/16 , C08L23/0815 , C08L23/10 , C08L2314/06 , C08F4/64048 , C08L2666/04 , C08F210/06 , C08F2500/17 , C08F2500/03 , C08F2500/19 , C08F2500/20 , C08F210/08 , C08F4/64189 , C08F4/68
摘要： The present invention is intended to provide an ethylene copolymer having excellent mechanical properties and moldability, a process for preparing the copolymer, a resin composition containing the copolymer and uses thereof. The ethylene copolymer has the following properties: the copolymer comprises 90 to 99% by mol of ethylene constituent units and 1 to 60% by mol of C3-20 &agr;-olefin constituent units; the ratio (Mz/Mw) of a Z average molecular weight (Mz) to a weight-average molecular weight (Mw), each molecular weight being measured by GPC, is in the range of 10 to 30, and said ratio (Mz/Mw) and the ratio (Mw/Mn) of a weight-average molecular weight (Mw) to a number-average molecular weight (Mn), each molecular weight being measured by GPC, satisfy the relation (Mz/Mw)>(Mw/Mn); the intrinsic viscosity is in the range of 0.5 to 9 dl/g; the ratio (n*0.01/n*8) of a melt viscosity (&eegr;*0.01) at a shear rate of 0.01 rad/sec, as measured at 190° C., to a melt viscosity (&eegr;*8) at a shear rate of 8 rad/sec, as measured at 190° C., and the intrinsic viscosity (&eegr;) satisfy the relation (&eegr;*0.01/&eegr;*8)≧0.893×(&eegr;)+1.0; and the absolute value of an activation energy (Ea) of a shift factor of melt viscoelasticity is not more than 4×104 J/mol.K.
摘要翻译：本发明旨在提供具有优异的机械性能和成型性的乙烯共聚物，制备共聚物的方法，含有该共聚物的树脂组合物及其用途。乙烯共聚物具有以下性质：共聚物包含90-99摩尔％的乙烯构成单元和1至60摩尔％的C 3-20α-烯烃构成单元; 通过GPC测定的各分子量的Z平均分子量（Mz）与重均分子量（Mw）的比（Mz / Mw）在10〜30的范围内，所述比例（Mz / Mw）和通过GPC测定的各分子量的重均分子量（Mw）与数均分子量（Mn）的比（Mw / Mn）满足关系式（Mz / Mw）>（Mw / Mn）; 特性粘度在0.5〜9dl / g的范围内; 在190℃下，剪切速率为0.01rad / sec的熔体粘度（η* 0.01）与剪切时的熔体粘度（ηa* 8）的比（n * 0.01 / n * 8）速度为8rad / sec，在190℃下测定，特性粘度（eta）满足关系式（eta * 0.01 / eta * 8）> = 0.893x（eta）+1.0; 熔体粘弹性变化系数的活化能（Ea）的绝对值不大于4×104J / mol·K。

2. 发明授权

US07687579B2 Ethylene (co) polymer and its use 有权
标题翻译：乙烯（共）聚合物及其用途
公开(公告)号：US07687579B2
公开(公告)日：2010-03-30
申请号：US11211477
申请日：2005-08-26
申请人： Mamoru Takahashi , Tetsuji Kasai , Junji Saito , Naoto Matsukawa , Kazutaka Tsuru , Makoto Mitani , Terunori Fujita , Shiro Otsuzuki , Tetsuhiro Matsumoto , Toshiyuki Tsutsui
发明人： Mamoru Takahashi , Tetsuji Kasai , Junji Saito , Naoto Matsukawa , Kazutaka Tsuru , Makoto Mitani , Terunori Fujita , Shiro Otsuzuki , Tetsuhiro Matsumoto , Toshiyuki Tsutsui
IPC分类号： C08F23/04 , C08F23/08
CPC分类号： C08F255/02 , C08F10/00 , C08F10/02 , C08F110/02 , C08F210/16 , C08L23/04 , C08L23/0815 , C08L2205/02 , C08L2205/025 , C08F4/64048 , C08L2666/04 , C08F2500/10 , C08F2500/17 , C08F2500/12 , C08F2500/03 , C08F2500/07 , C08F2500/11 , C08F2500/14 , C08F210/14 , C08F210/08
摘要： An ethylene (co)polymer of the present invention is a (co)polymer with excellent moldability and mechanical properties and either an ethylene homopolymer or a copolymer of ethylene and an α-olefin of 4 to 20 carbon atoms. The (co)polymer has methyl branches measured by 13C-NMR less than 0.1 in number per 1,000 carbon atoms and Mw/Mn measured by GPC not lower than 1.8 and lower than 4.5. The (co)polymer is either an ethylene homopolymer or a copolymer of ethylene and an α-olefin of 3 to 20 carbon atoms. The melt tension (MT) and the swell ratio (SR) satisfy the relation; log(MT)>12.9−7.15×SR; and the intrinsic viscosity ([η]) and the melt flow rate (MFR) satisfy the relation; [η]>1.85×MFR−0.192 in the case of MFR 1.85×MFR−0.213 in the case of MFR≧1. Such an ethylene (co)polymer can be usable for various molding applications and especially suitable for pipes.
摘要翻译：本发明的乙烯（共）聚合物是具有优异的成型性和机械性能的（共）聚合物，乙烯均聚物或乙烯与4-20个碳原子的α-烯烃的共聚物。（共）聚合物具有通过13 C-NMR测量的甲基支链，每1000个碳原子数小于0.1，GPC测得的Mw / Mn不低于1.8，低于4.5。（共）聚合物是乙烯均聚物或乙烯与3-20个碳原子的α-烯烃的共聚物。熔体张力（MT）和溶胀比（SR）满足关系; log（MT）> 12.9-7.15×SR; 并且特性粘度（[＆eggr]）和熔体流动速率（MFR）满足关系; 在MFR <1的情况下为1.85×MFR-0.192，关系为在MFR≥1的情况下为1.85×MFR-0.213。这种乙烯（共）聚合物可用于各种模塑应用，特别适用于管道。

3. 发明授权

US08349451B2 Capsular fine particle comprising olefinic polymer 有权
标题翻译：包含烯属聚合物的囊状细颗粒
公开(公告)号：US08349451B2
公开(公告)日：2013-01-08
申请号：US11887928
申请日：2006-04-07
申请人： Yasushi Nakayama , Naoto Matsukawa , Junji Saito , Susumu Murata , Makoto Mitani , Terunori Fujita
发明人： Yasushi Nakayama , Naoto Matsukawa , Junji Saito , Susumu Murata , Makoto Mitani , Terunori Fujita
IPC分类号： B32B15/02
CPC分类号： B01J13/14 , B01J13/02 , Y10T428/2982 , Y10T428/2985 , Y10T428/2987 , Y10T428/2989
摘要： To provide capsular fine particles comprising an olefinic polymer which have a uniform particle size distribution and a uniform particle size, and which are spherical and free from the coagulation between particles. Capsular fine particles comprising the olefinic polymer, of which the ratio (L/M) of the outer diameter (L) to the inner diameter (M) is 1.1 to 6.0, and the average diameter is 0.6 to 40 μm.
摘要翻译：提供包含具有均匀粒度分布和均匀粒度的烯属聚合物的囊状细颗粒，并且其是球形的并且没有颗粒之间的凝结。包含其外径（L）与内径（M）的比（L / M）为1.1〜6.0，平均直径为0.6〜40μm的烯烃系聚合物的囊状微粒。

4. 发明申请

US20090098381A1 Capsular Fine Particle Comprising Olefinic Polymer 有权
标题翻译：包含烯烃聚合物的囊状细颗粒
公开(公告)号：US20090098381A1
公开(公告)日：2009-04-16
申请号：US11887928
申请日：2006-04-07
申请人： Yasushi Nakayama , Naoto Matsukawa , Junji Saito , Susumu Murata , Makoto Mitani , Terunori Fujita
发明人： Yasushi Nakayama , Naoto Matsukawa , Junji Saito , Susumu Murata , Makoto Mitani , Terunori Fujita
IPC分类号： B32B15/02
CPC分类号： B01J13/14 , B01J13/02 , Y10T428/2982 , Y10T428/2985 , Y10T428/2987 , Y10T428/2989
摘要： To provide capsular fine particles comprising an olefinic polymer which have a uniform particle size distribution and a uniform particle size, and which are spherical and free from the coagulation between particles. Capsular fine particles comprising the olefinic polymer, of which the ratio (L/M) of the outer diameter (L) to the inner diameter (M) is 1.1 to 6.0, and the average diameter is 0.6 to 40 μm.
摘要翻译：提供包含具有均匀粒度分布和均匀粒度的烯属聚合物的囊状细颗粒，并且其是球形的并且没有颗粒之间的凝结。包含其外径（L）与内径（M）的比（L / M）为1.1〜6.0，平均直径为0.6〜40μm的烯属聚合物的囊状微粒。

5. 发明授权

US07452946B2 Ethylene polymer 有权
标题翻译：乙烯聚合物
公开(公告)号：US07452946B2
公开(公告)日：2008-11-18
申请号：US10553726
申请日：2004-05-19
申请人： Sadahiko Matsuura , Naoto Matsukawa , Makoto Mitani , Junji Saito , Terunori Fujita , Yasushi Tohi , Koji Endo , Kenji Iwamasa , Keiko Takahashi
发明人： Sadahiko Matsuura , Naoto Matsukawa , Makoto Mitani , Junji Saito , Terunori Fujita , Yasushi Tohi , Koji Endo , Kenji Iwamasa , Keiko Takahashi
IPC分类号： C08F4/6592 , C08F4/642 , C08F4/645 , C08F210/16
CPC分类号： C08F210/16 , C08F4/65912 , C08F4/65916 , C08F4/65927 , C08F10/00 , C08F4/65904 , C08F4/64048 , C08F210/14 , C08F2500/12 , C08F2500/11 , C08F2500/20 , C08F2500/14 , C08F2500/04
摘要： An ethylene-based polymer which is a copolymer obtained from ethylene and a C3 to C10α-olefin and satisfies the following requirements (i), (ii), (iii) and (iv) simultaneously provides a blow-molded product and an extrusion-molded product excellent in moldability, mechanical strength and outward appearance. (i) melt flow rate [MFR2 (g/10 min)] under a loading of 2.16 kg at 190° C. is in the range of 0.01 to 10, (ii) melt tension [MT (g)] and the above melt flow rate [MFR2 (g/10 min)] satisfy the following relationship: MT≧3.2×MFR2−0.55, (iii) an activation energy [Ea] of fluidization is less than 30 (KJ/mol), and (iv) swell ratio is 1.36 or more. The ethylene-based polymer of the invention is preferably produced by copolymerizing ethylene with a C3 to C10 α-olefin, in the presence of a solid catalyst carrying, on (C) a solid carrier, a mixed transition metal compound consisting of (A1) a group 4 transition metal compound containing a specific salicyl aldimine ligand and (A2) a group 4 transition metal compound containing a specific cyclopentadienyl ligand and (B) at least one compound selected from (b-1) an organometallic compound, (b-2) an organoaluminum oxy compound, and (b-3) a compound reacting with the transition metal compound to form an ion pair.
摘要翻译：乙烯基聚合物是由乙烯和C 3〜C 10α-烯烃得到的共聚物，其满足以下要求（i），（ii），（iii）和（iv）同时提供吹塑成型品，成型性，机械强度和外观优异的成型品。（i）在190℃下2.16kg负荷下的熔体流动速率[MFR 2]（g / 10min）]在0.01至10的范围内，（ii）熔体张力[MT （g）]和上述熔体流动速率[MFR 2（g / 10min）]满足以下关系：MT> = 3.2×MFR 2 <-0.005 （iii）流化的活化能[Ea]小于30（KJ / mol），（iv）溶胀比为1.36以上。本发明的乙烯类聚合物优选通过在（C）固体载体，由（A1）组成的混合过渡金属化合物的固体催化剂存在下，使乙烯与C 3至C 10α-烯烃共聚而制备，含有特定水杨醛亚胺配体的第4族过渡金属化合物和（A2）含有特定环戊二烯基配体的第4族过渡金属化合物和（B）至少一种选自（b-1）有机金属化合物，（b-2））有机铝氧化合物，和（b-3）与过渡金属化合物反应形成离子对的化合物。

6. 发明授权

US07300903B2 Olefin polymerization catalysts, transition metal compounds, processes for olefin polymerization, and α-olefin/conjugated diene copolymers 有权
标题翻译：烯烃聚合催化剂，过渡金属化合物，烯烃聚合方法和α-烯烃/共轭二烯共聚物
公开(公告)号：US07300903B2
公开(公告)日：2007-11-27
申请号：US11028923
申请日：2005-01-05
申请人： Terunori Fujita , Yasushi Tohi , Makoto Mitani , Shigekazu Matsui , Junji Saito , Masatoshi Nitabaru , Kiyoaki Sugi , Haruyuki Makio , Toshiyuki Tsutsui
发明人： Terunori Fujita , Yasushi Tohi , Makoto Mitani , Shigekazu Matsui , Junji Saito , Masatoshi Nitabaru , Kiyoaki Sugi , Haruyuki Makio , Toshiyuki Tsutsui
IPC分类号： B01J31/00 , C08F4/06 , C08F4/44
CPC分类号： C08F210/02 , C07F7/003 , C07F7/0803 , C07F9/005 , C08F10/00 , C08F110/02 , C08F110/06 , C08F210/16 , C08F2500/17 , C08F2500/01 , C08F2500/03 , C08F236/06 , C08F210/06 , C08F4/64189 , C08F4/64048 , C08F4/7022 , C08F4/6812
摘要： The invention provides a process using olefin polymerization catalysts exhibiting excellent polymerization activities. The olefin polymerization catalysts of the invention contain a transition metal compound typified by formula (I) and at least one of an organometallic compound, an organoaluminum oxy-compound or a compound which reacts with said transition metal compound to form an ion pair. The process using the inventive catalysts is useful in producing α-olefin/conjugated diene copolymers having specific properties
摘要翻译：本发明提供一种使用显示优异聚合活性的烯烃聚合催化剂的方法。本发明的烯烃聚合催化剂含有式（I）代表的过渡金属化合物和有机金属化合物，有机铝氧化合物或与所述过渡金属化合物反应形成离子对的化合物中的至少一种。使用本发明催化剂的方法可用于制备具有特定性质的α-烯烃/共轭二烯共聚物

7. 发明申请

US20060199925A1 Ethylene polymer 有权
标题翻译：乙烯聚合物
公开(公告)号：US20060199925A1
公开(公告)日：2006-09-07
申请号：US10553726
申请日：2004-05-19
申请人： Sadahiko Matsuura , Naoto Matsukawa , Makoto Mitani , Junji Saito , Terunori Fujita , Yasushi Tohi , Koji Endo , Kenji Iwamasa , Keiko Takahashi
发明人： Sadahiko Matsuura , Naoto Matsukawa , Makoto Mitani , Junji Saito , Terunori Fujita , Yasushi Tohi , Koji Endo , Kenji Iwamasa , Keiko Takahashi
IPC分类号： C08F4/44
CPC分类号： C08F210/16 , C08F4/65912 , C08F4/65916 , C08F4/65927 , C08F10/00 , C08F4/65904 , C08F4/64048 , C08F210/14 , C08F2500/12 , C08F2500/11 , C08F2500/20 , C08F2500/14 , C08F2500/04
摘要： An ethylene-based polymer which is a copolymer obtained from ethylene and a C3 to C10α-olefin and satisfies the following requirements (i), (ii), (iii) and (iv) simultaneously provides a blow-molded product and an extrusion-molded product excellent in moldability, mechanical strength and outward appearance. (i) melt flow rate [MFR2 (g/10 min)] under a loading of 2.16 kg at 190° C. is in the range of 0.01 to 10, (ii) melt tension [MT (g)] and the above melt flow rate [MFR2 (g/10 min)] satisfy the following relationship: MT≧3.2×MFR2−0.55, (iii) an activation energy [Ea] of fluidization is less than 30 (KJ/mol), and (iv) swell ratio is 1.36 or more. The ethylene-based polymer of the invention is preferably produced by copolymerizing ethylene with a C3 to C10 α-olefin, in the presence of a solid catalyst carrying, on (C) a solid carrier, a mixed transition metal compound consisting of (A1) a group 4 transition metal compound containing a specific salicyl aldimine ligand and (A2) a group 4 transition metal compound containing a specific cyclopentadienyl ligand and (B) at least one compound selected from (b-1) an organometallic compound, (b-2) an organoaluminum oxy compound, and (b-3) a compound reacting with the transition metal compound to form an ion pair.
摘要翻译：乙烯基聚合物是由乙烯和C 3〜C 10α-烯烃得到的共聚物，其满足以下要求（i），（ii），（iii）和（iv）同时提供吹塑成型品，成型性，机械强度和外观优异的成型品。（i）在190℃下2.16kg负荷下的熔体流动速率[MFR 2]（g / 10min）]在0.01至10的范围内，（ii）熔体张力[MT （g）]和上述熔体流动速率[MFR 2（g / 10min）]满足以下关系：MT> = 3.2×MFR 2 <-0.005 （iii）流化的活化能[Ea]小于30（KJ / mol），（iv）溶胀比为1.36以上。本发明的乙烯类聚合物优选通过在（C）固体载体，由（A1）组成的混合过渡金属化合物的固体催化剂存在下，使乙烯与C 3至C 10α-烯烃共聚而制备，含有特定水杨醛亚胺配体的第4族过渡金属化合物和（A2）含有特定环戊二烯基配体的第4族过渡金属化合物和（B）至少一种选自（b-1）有机金属化合物，（b-2））有机铝氧化合物，和（b-3）与过渡金属化合物反应形成离子对的化合物。

8. 发明申请

US20060047079A1 Ethylene (co) polymer and its use 有权
公开(公告)号：US20060047079A1
公开(公告)日：2006-03-02
申请号：US11211477
申请日：2005-08-26
申请人： Mamoru Takahashi , Tetsuji Kasai , Junji Saito , Naoto Matsukawa , Kazutaka Tsuru , Makoto Mitani , Terunori Fujita , Shiro Otsuzuki , Tetsuhiro Matsumoto , Toshiyuki Tsutsui
发明人： Mamoru Takahashi , Tetsuji Kasai , Junji Saito , Naoto Matsukawa , Kazutaka Tsuru , Makoto Mitani , Terunori Fujita , Shiro Otsuzuki , Tetsuhiro Matsumoto , Toshiyuki Tsutsui
IPC分类号： C08L23/04
CPC分类号： C08F255/02 , C08F10/00 , C08F10/02 , C08F110/02 , C08F210/16 , C08L23/04 , C08L23/0815 , C08L2205/02 , C08L2205/025 , C08F4/64048 , C08L2666/04 , C08F2500/10 , C08F2500/17 , C08F2500/12 , C08F2500/03 , C08F2500/07 , C08F2500/11 , C08F2500/14 , C08F210/14 , C08F210/08
摘要： An ethylene (co)polymer of the present invention is a (co)polymer with excellent moldability and mechanical properties and either an ethylene homopolymer or a copolymer of ethylene and an α-olefin of 4 to 20 carbon atoms. The (co)polymer has methyl branches measured by 13C-NMR less than 0.1 in number per 1,000 carbon atoms and Mw/Mn measured by GPC not lower than 1.8 and lower than 4.5. The (co)polymer is either an ethylene homopolymer or a copolymer of ethylene and an α-olefin of 3 to 20 carbon atoms. The melt tension (MT) and the swell ratio (SR) satisfy the relation; log(MT)>12.9−7.15×SR; and the intrinsic viscosity ([η]) and the melt flow rate (MFR) satisfy the relation; [η]>1.85×MFR−0.192 in the case of MFR 1.85×MFR−0.213 in the case of MFR≧1. Such an ethylene (co)polymer can be usable for various molding applications and especially suitable for pipes.

9. 发明申请

US20050065302A1 Olefin polymer and process for preparing the same 有权
标题翻译：烯烃聚合物及其制备方法
公开(公告)号：US20050065302A1
公开(公告)日：2005-03-24
申请号：US10951655
申请日：2004-09-29
申请人： Makoto Mitani , Yasunori Yoshida , Junichi Mohri , Kazutaka Tsuru , Seiichi Ishii , Shinichi Kojoh , Tomoaki Matsugi , Junji Saito , Naoto Matsukawa , Shigekazu Matsui , Takashi Nakano , Hidetsugu Tanaka , Norio Kashiwa , Terunori Fujita
发明人： Makoto Mitani , Yasunori Yoshida , Junichi Mohri , Kazutaka Tsuru , Seiichi Ishii , Shinichi Kojoh , Tomoaki Matsugi , Junji Saito , Naoto Matsukawa , Shigekazu Matsui , Takashi Nakano , Hidetsugu Tanaka , Norio Kashiwa , Terunori Fujita
IPC分类号： C08F4/60 , C08F4/659 , C08F10/00 , C08F110/02 , C08F210/16 , C08F297/08 , C08L53/00 , C08F4/44
CPC分类号： C08F297/086 , C08F4/659 , C08F10/00 , C08F110/02 , C08F210/16 , C08F297/08 , C08F297/083 , C08L53/00 , C08L2666/02 , C08F2500/03 , C08F2500/01 , C08F210/06 , C08F210/08 , C08F210/14 , C08F4/64048
摘要： The present invention provides an olefin polymer having a narrow molecular weight distribution and a specific molecular weight, an olefin polymer having a functional group introduced at the terminal, a tapered polymer containing a segment wherein monomer composition continuously changes in the polymer chain, an olefin polymer having different segments which are bonded to each other, and a process for preparing these polymers. The olefin polymers of the invention are polymers of olefins of 2 to 20 carbon atoms and have a number-average molecular weight of not less than 500 and Mw/Mn of not more than 1.5. In the process for preparing an olefin polymer, an olefin of 2 to 20 carbon atoms is polymerized in the presence of an olefin polymerization catalyst comprising a transition metal compound represented by, for example, the following formula (I): LmMXn (I) wherein M is a transition metal atom of Group 3 to Group 11 of the periodic table, m is 1 to 5, n is a number satisfying a valence of M, L is a ligand coordinated to the central metal M and is a ligand containing a heteroatom having no direct bond to the central metal, and X is a halogen atom, a hydrocarbon group or the like.
摘要翻译：本发明提供了具有窄分子量分布和特定分子量的烯烃聚合物，在末端引入官能团的烯烃聚合物，含有其中单体组成在聚合物链中连续变化的链段的渐缩聚合物，烯烃聚合物具有彼此结合的不同链段，以及这些聚合物的制备方法。本发明的烯烃聚合物是2-20个碳原子的烯烃的聚合物，其数均分子量不小于500，Mw / Mn不大于1.5。在制备烯烃聚合物的方法中，在包含由下式（I）表示的过渡金属化合物的烯烃聚合催化剂的存在下，使2-20个碳原子的烯烃聚合：LmMXn（I）其中 M是元素周期表第3族至第11族的过渡金属原子，m为1至5，n为满足M的化合价的数，L为与中心金属M配位的配体，并且是含有杂原子的配体与中心金属没有直接键合，X是卤素原子，烃基等。

10. 发明授权

US06770723B2 &agr;-olefin/conjugated diene copolymers 有权
标题翻译： α-烯烃/共轭二烯共聚物
公开(公告)号：US06770723B2
公开(公告)日：2004-08-03
申请号：US09942636
申请日：2001-08-31
申请人： Terunori Fujita , Yasushi Tohi , Makoto Mitani , Shigekazu Matsui , Junji Saito , Masatoshi Nitabaru , Kiyoaki Sugi , Haruyuki Makio , Toshiyuki Tsutsui
发明人： Terunori Fujita , Yasushi Tohi , Makoto Mitani , Shigekazu Matsui , Junji Saito , Masatoshi Nitabaru , Kiyoaki Sugi , Haruyuki Makio , Toshiyuki Tsutsui
IPC分类号： C08F23604
CPC分类号： C08F210/02 , C07F7/003 , C07F7/0803 , C07F9/005 , C08F10/00 , C08F110/02 , C08F110/06 , C08F210/16 , C08F2500/17 , C08F2500/01 , C08F2500/03 , C08F236/06 , C08F210/06 , C08F4/64189 , C08F4/64048 , C08F4/7022 , C08F4/6812
摘要： The invention provides olefin polymerization catalyst exhibiting excellent polymerization activities, a process for olefin polymerization using the catalyst, a novel transition metal compound useful for the catalyst, and an &agr;-olefin/conjugated diene copolymer having specific properties. The olefin polymerization catalyst of the invention comprises (A) a transition metal compound of formula (I) or (II), and (B) an organometallic compound, an oranoaluminum oxy-compound or an ionizing ionic compound. The novel transition metal compound of the invention is a compound of formula (I) wherein M is a transition meal atom of Group 3 or 4 of the periodic table; m is an integer of 1 to 3; R1 is a hydrocarbon group, etc.; R2 to R5 are each H, a halogen, a hydrocarbon group, etc.; R6 is a halogen, a hydrocarbon group, etc.; n is a number satisfying a valence of M; and X is a halogen, a hydrocarbon group, etc.
摘要翻译：本发明提供了表现出优异聚合活性的烯烃聚合催化剂，使用该催化剂的烯烃聚合方法，用于催化剂的新型过渡金属化合物和具有特定性能的α-烯烃/共轭二烯共聚物。本发明的烯烃聚合催化剂包含（A）式（I）或（II）的过渡金属化合物和（B）有机金属化合物，或者是含有氧化铝的氧化合物或离子化离子化合物。本发明的新型过渡金属化合物是式（I）的化合物，其中M是周期表第3或4族的过渡膳食原子; m为1〜3的整数。 R 1是烃基等; R 2〜R 5各自为H，卤素，烃基等; R 6是卤素，烃基等; n是满足M价的数; X为卤素，烃基等

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