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1. 发明授权

US4588794A Process for production of rubbery ethylene/1-butene/polyene copolymers 失效
标题翻译：橡胶乙烯/ 1-丁烯/多烯共聚物的生产方法
公开(公告)号：US4588794A
公开(公告)日：1986-05-13
申请号：US644670
申请日：1984-08-28
申请人： Hidekuni Oda , Kazuhiko Murata , Hirokazu Kajiura , Akira Matsuda
发明人： Hidekuni Oda , Kazuhiko Murata , Hirokazu Kajiura , Akira Matsuda
IPC分类号： C08F4/76 , C08F210/18 , C08F4/68
CPC分类号： C08F210/18
摘要： A rubbery copolymer of ethylene, 1-butene and a polyene, characterized by having (A) an ethylene/1-butene mole ratio of from 86/14 to 95/5, (B) an iodine value of from 2 to 40, (C) an intrinsic viscosity [.eta.], measured in decalin at 135.degree. C., of from 0.8 to 4 dl/g, and (D) a weight average molecular weight/number average molecular weight ratio (Mw/Mn) of less than 3; and a process for the production thereof.
摘要翻译：乙烯，1-丁烯和多烯的橡胶状共聚物，其特征在于（A）乙烯/ 1-丁烯的摩尔比为86/14〜95/5，（B）碘值为2〜40，（ C）在135℃的十氢化萘中测得的特性粘度η为0.8-4d / g，（D）重均分子量/数均分子量比（＆amp; 小于3; 及其生产方法。

2. 发明授权

US4259468A Ethylene-.alpha.-olefin-polyene rubbery terpolymer and process for production thereof 失效
标题翻译：乙烯-α-烯烃 - 多烯橡胶三元共聚物及其生产方法
公开(公告)号：US4259468A
公开(公告)日：1981-03-31
申请号：US64516
申请日：1979-08-07
申请人： Hirokazu Kajiura , Kazuhiko Murata , Hidekuni Oda , Tatsuo Yasutake
发明人： Hirokazu Kajiura , Kazuhiko Murata , Hidekuni Oda , Tatsuo Yasutake
IPC分类号： C08F4/00 , B27D1/10 , C08F4/60 , C08F4/68 , C08F210/00 , C08F210/16 , C08F210/18
CPC分类号： C08F210/18
摘要： A rubbery copolymer of ethylene, an .alpha.-olefin having 3 to 10 carbon atoms and a polyene, characterized by having (A) an ethylene/.alpha.-olefin mole ratio of from 50/50 to 95/5, (B) an iodine value of from 5 to 50, (C) an intrinsic viscosity [.eta.], measured in decaline at 135.degree. C., of from 1.0 to 6.0 dl/g, (D) a weight average molecular weight/number average molecular weight ratio (Mw/Mn) of from 3 to 15, and (E) an iodine value index .alpha..sub.1 for the lower molecular weight components and an iodine value index .alpha..sub.2 for the higher molecular weight components, said .alpha..sub.1 and .alpha..sub.2 falling within the ranges -30.ltoreq..alpha..sub.1 .ltoreq.0 and 0
摘要翻译：乙烯，具有3-10个碳原子的α-烯烃和多烯的橡胶状共聚物，其特征在于（A）乙烯/α-烯烃摩尔比为50/50至95/5，（B）碘值（C）在135℃的十氢化萘中测得的特性粘度η为1.0至6.0dl / g，（D）重均分子量/数均分子量比（Mw / Mn）为3至15，和（E）较低分子量组分的碘值指数α1和较高分子量组分的碘值指数α2，所述α1和α2在范围内 - 30 <α= 0和0 <α2

3. 发明授权

US4168361A Random copolymer of propylene and 1-butene and process for its production 失效
标题翻译：丙烯与1-丁烯的无规共聚物及其制备方法
公开(公告)号：US4168361A
公开(公告)日：1979-09-18
申请号：US861894
申请日：1977-12-19
申请人： Hidekuni Oda , Yozo Yamamoto , Hirokazu Kajiura , Syuji Minami , Takao Ohno
发明人： Hidekuni Oda , Yozo Yamamoto , Hirokazu Kajiura , Syuji Minami , Takao Ohno
IPC分类号： C08F4/00 , C08F4/60 , C08F4/64 , C08F10/00 , C08F210/00 , C08F210/04 , C08F210/06 , C08F210/16 , C08F4/02 , C08F10/06
CPC分类号： C08F210/04 , C08F210/06 , Y10S526/904 , Y10S526/906 , Y10S526/916
摘要： A random copolymer consisting essentially of 40 to 90 mole% of propylene and 60 to 10 mole% of 1-butene, and having (A) a boiling n-heptane-insoluble content of not more than 5% by weight based on the weight of the copolymer, (B) a boiling methyl acetate-soluble content of not more than 2% by weight based on the weight of the copolymer, (C) a melting point, determined by differential thermal analysis, of 40 to 140.degree. C., (D) an intrinsic viscosity, determined in decalin at 135.degree. C., of 0.5 to 6 dl/g, (E) an elongation at break, measured by JIS K6301, of at least 300%, (F) a tensile strength at break, measured by JIS K6301, of at least 50 kg/cm.sup.2, and (G) a haze, measured by JIS K6714, of not more than 40%.The above copolymer has superior properties for production of various kinds of melt-shaped articles such as films, sheets, vessels and tubes, and can be obtained by copolymerizing propylene and 1-butene in the presence of a catalyst prepared from a solid complex containing magnesium, titanium and halogen, an organometal compound of a metal of Groups I to III of the periodic table, and an electron donor.
摘要翻译：一种基本上由40至90摩尔％的丙烯和60至10摩尔％的1-丁烯组成的无规共聚物，并且（A）沸点正庚烷不溶物含量不超过5重量％，基于共聚物，（B）基于共聚物的重量，沸石乙酸甲酯可溶的含量不超过2重量％，（C）由差热分析确定的熔点为40-140℃，（D）在135℃的萘烷中测定的特性粘度为0.5〜6dl / g，（E）JIS K6301测定的断裂伸长率为（300）以上，（F）由JIS K6301测定的断裂为至少50kg / cm 2，（G）由JIS K6714测定的雾度为40％以下。

4. 发明授权

US4614778A Random copolymer 失效
标题翻译：无规共聚物
公开(公告)号：US4614778A
公开(公告)日：1986-09-30
申请号：US696161
申请日：1985-01-29
申请人： Hirokazu Kajiura , Hidekuni Oda , Syuji Minami
发明人： Hirokazu Kajiura , Hidekuni Oda , Syuji Minami
IPC分类号： C08F210/02 , C08G61/08 , C08L65/00 , C08F232/06
CPC分类号： C08G61/08 , C08F210/02 , C08L65/00
摘要： A random copolymer comprising ethylene, a 1,4,5,8-dimethano-1,2,3,4,4a,5,8,8a-octahydronaphthalene and optionally an alpha-olefin having at least three carbon atoms or cycloolefin. The mole ratio of polymerized units from the 1,4,5,8-dimethano-1,2,3,4,4a,5,8,8a-octahydronaphthalene to polymerized units from ethylene is from 3:97 to 95:5 and the 1,4,5,8-dimethano-1,2,3,4,4a,5,8,8a-octahydronaphthalene is incorporated in the polymer chain as polymerized units without ring-opening.The copolymer is prepared by copolymerizing ethylene with the 1,4,5,8-dimethano-1,2,3,4,4a,5,8,8a-octahydronaphthalene in a hydrocarbon medium in the presence of a catalyst formed from a vanadium compound and an organoaluminum compound which are soluble in the hydrocarbon medium.The copolymer has excellent transparency and a well balanced combination of heat resistance, heat aging resistance, chemical and solvent resistance, dielectric properties and mechanical properties such as rigidity.
摘要翻译：包含乙烯，1,4,5,8-二甲基-1,2,3,4,4a，5,8,8a-八氢萘和任选的具有至少三个碳原子的α-烯烃或环烯烃的无规共聚物。来自1,4,5,8-二甲基-1,2,3,4,4a，5,8,8a-八氢萘的聚合单元与来自乙烯的聚合单元的摩尔比为3:97至95:5，将1,4,5,8-二甲基-1,2,3,4,4a，5,8,8a-八氢萘作为聚合单元并入聚合物链中而无需开环。共聚物通过在烃介质中在由钒形成的催化剂存在下将乙烯与1,4,5,8-二甲基-1,2,3,4,4a，5,8,8a-八氢萘共聚而制备化合物和可溶于烃介质的有机铝化合物。共聚物具有优异的透明性和耐热性，耐热老化性，耐化学性和耐溶剂性，介电性能和刚性等机械性能的良好平衡的组合。

5. 发明授权

US5658998A Random copolymer, and process and production thereof 失效
标题翻译：无规共聚物，其工艺和生产
公开(公告)号：US5658998A
公开(公告)日：1997-08-19
申请号：US407045
申请日：1995-03-17
申请人： Syuji Minami , Hirokazu Kajiura , Hidekuni Oda
发明人： Syuji Minami , Hirokazu Kajiura , Hidekuni Oda
IPC分类号： C08F210/02 , C08F232/00 , C08F255/02 , C08F277/00 , C08F232/04
CPC分类号： C08F210/02 , C08F232/00 , C08F255/02 , C08F277/00
摘要： A random copolymer characterized in that (A) the copolymer comprises polymerized units from ethylene and polymerized units from at least one cycloolefin, (B) the mole ratio of the polymerized units from the cycloolefin to the polymerized units from ethylene is from 3:97 to 60:40, (C) the cycloolefin is incorporated in the polymer chain without ring opening, (D) the copolymer has an intrinsic viscosity of 0.01 to 20 dl/g, (E) the copolymer has a molecular weight distribution (Mw/Mn) of not more than 4, and (F) the copolymer has a crystallinity of 0 to 10%. The random copolymer may be grafted by (a) alpha, beta-unsaturated carboxylic acids and/or their derivatives, (b) styrenes, (c) organic silicon compounds having an olefinically unsaturated bond and a hydrolyzable group, or (d) unsaturated epoxy monomers. The random copolymer is produced by continuously copolymerizing ethylene with at least one cycloolefin in a hydrocarbon medium in the presence of a catalyst formed from a soluble vanadium compound and an organoaluminum compound while maintaining the atomic ratio of vanadium atoms to aluminum atoms in the reaction system, V/Al, at 2 or higher.
摘要翻译：一种无规共聚物，其特征在于（A）共聚物包括来自乙烯的聚合单元和来自至少一种环烯烃的聚合单元，（B）聚合单元与环烯烃的聚合单元与来自乙烯的聚合单元的摩尔比为3:97至（D）共聚物的特性粘度为0.01〜20dl / g，（E）共聚物具有分子量分布（+ E， ovs M + EE w / + E，ovs M + EE n）不大于4，（F）共聚物的结晶度为0至10％。无规共聚物可以通过（a）α，β-不饱和羧酸和/或其衍生物，（b）苯乙烯，（c）具有烯属不饱和键的有机硅化合物和可水解基团，或（d）不饱和环氧树脂单体。无规共聚物通过在由可溶性钒化合物和有机铝化合物形成的催化剂存在下在烃介质中连续共聚乙烯与至少一种环烯烃，同时保持钒原子与反应体系中铝原子的原子比， V / Al，2或更高。

6. 发明授权

US5179171A Random copolymer, and process for production thereof 失效
标题翻译：无规共聚物及其生产方法
公开(公告)号：US5179171A
公开(公告)日：1993-01-12
申请号：US831755
申请日：1992-02-10
申请人： Syuji Minami , Hirokazu Kajiura , Hidekuni Oda , Hideaki Yamaguchi
发明人： Syuji Minami , Hirokazu Kajiura , Hidekuni Oda , Hideaki Yamaguchi
IPC分类号： C08F210/02 , C08F232/08 , C08F255/02 , C08F277/00 , H05K3/34
CPC分类号： C08F277/00 , C08F210/02 , C08F232/08 , C08F255/02
摘要： A random copolymer characterized in that (A) the copolymer comprises polymerized units from ethylene and polymerized units from at least one cycloolefin, (B) the mole ratio of the polymerized units from the cycloolefin to the polymerized units from ethylene is from 3:97 to 60:40, (C) the cycloolefin is incorporated in the polymer chain without ring opening, (D) the copolymer has an intrinsic viscosity of 0.01 to 20 dl/g, (E) the copolymer has a molecular weight distribution (Mw/Mn) of not more than 4, and (F) the copolymer has a crystallinity of 0 to 10%. The random copolymer may be grafted by (a) alpha, beta-unsaturated carboxylic acids and/or their derivatives, (b) styrenes, (c) organic silicon compounds having an olefinically unsaturated bond and a hydrolyzable group, or (d) unsaturated epoxy monomers. The random copolymer is produced by continuously copolymerizing ethylene with at least one cycloolefin in a hydrocrbon medium in the presence of a catalyst formed from a soluble vanadium compound and an organoaluminum compound while maintaining the atomic ratio of vanadium atoms to aluminum atoms in the reaction system, V/Al, at 2 or higher.
摘要翻译：一种无规共聚物，其特征在于（A）共聚物包括来自乙烯的聚合单元和来自至少一种环烯烃的聚合单元，（B）聚合单元与环烯烃的聚合单元与来自乙烯的聚合单元的摩尔比为3:97至（D）共聚物的特性粘度为0.01〜20dl / g，（E）共聚物具有分子量分布（＆lt;上＆amp; Mw / ＆amp; upbar＆Mn）为4以下，（F）共聚物的结晶度为0〜10％。无规共聚物可以通过（a）α，β-不饱和羧酸和/或其衍生物，（b）苯乙烯，（c）具有烯属不饱和键的有机硅化合物和可水解基团，或（d）不饱和环氧树脂单体。无规共聚物是通过在由可溶性钒化合物和有机铝化合物形成的催化剂存在下在加氢裂化介质中连续共聚乙烯与至少一种环烯，同时保持钒原子与反应体系中铝原子的原子比， V / Al，2或更高。

7. 发明授权

US5654386A Random copolymer, and process for production thereof 失效
标题翻译：无规共聚物及其生产方法
公开(公告)号：US5654386A
公开(公告)日：1997-08-05
申请号：US474650
申请日：1995-06-07
申请人： Syuji Minami , Hirokazu Kajiura , Hidekuni Oda
发明人： Syuji Minami , Hirokazu Kajiura , Hidekuni Oda
IPC分类号： C08F210/02 , C08F232/00 , C08F255/02 , C08F277/00 , C08F232/04
CPC分类号： C08F255/02 , C08F210/02 , C08F232/00 , C08F277/00
摘要： A random copolymer characterized in that (A) the copolymer comprises polymerized units from ethylene and polymerized units from at least one cycloolefin, (B) the mole ratio of the polymerized units from the cycloolefin to the polymerized units from ethylene is from 3:97 to 60:40, (C) the cycloolefin is incorporated in the polymer chain without ring opening, (D) the copolymer has an intrinsic viscosity of 0.01 to 20 dl/g, (E) the copolymer has a molecular weight distribution (Mw/Mn) of not more than 4, and (F) the copolymer has a crystallinity of 0 to 10%. The random copolymer may be grafted by (a) alpha, beta-unsaturated carboxylic acids and/or their derivatives, (b) styrenes, (c) organic silicon compounds having an olefinically unsaturated bond and a hydrolyzable group, or (d) unsaturated epoxy monomers. The random copolymer is produced by continuously copolymerizing ethylene with at least one cycloolefin in a hydrocarbon medium in the presence of a catalyst formed from a soluble vanadium compound and an organoaluminum compound while maintaining the atomic ratio of vanadium atoms to aluminum atoms in the reaction system, V/Al, at 2 or higher.
摘要翻译：一种无规共聚物，其特征在于（A）共聚物包括来自乙烯的聚合单元和来自至少一种环烯烃的聚合单元，（B）聚合单元与环烯烃的聚合单元与来自乙烯的聚合单元的摩尔比为3:97至（D）共聚物的特性粘度为0.01〜20dl / g，（E）共聚物具有分子量分布（+ E， ovs M + EE w / + E，ovs M + EE n）不大于4，（F）共聚物的结晶度为0至10％。无规共聚物可以通过（a）α，β-不饱和羧酸和/或其衍生物，（b）苯乙烯，（c）具有烯属不饱和键的有机硅化合物和可水解基团，或（d）不饱和环氧树脂单体。无规共聚物通过在由可溶性钒化合物和有机铝化合物形成的催化剂存在下在烃介质中连续共聚乙烯与至少一种环烯烃，同时保持钒原子与反应体系中铝原子的原子比， V / Al，2或更高。

8. 发明授权

US4510303A Ethylene-alpha-olefin-polyene random copolymer rubber 失效
标题翻译：乙烯-α-烯烃 - 多烯无规共聚物橡胶
公开(公告)号：US4510303A
公开(公告)日：1985-04-09
申请号：US492244
申请日：1983-05-06
申请人： Hidekuni Oda , Syuji Minami , Hiroshi Inoue , Akira Matsuda , Yohzoh Yamamoto
发明人： Hidekuni Oda , Syuji Minami , Hiroshi Inoue , Akira Matsuda , Yohzoh Yamamoto
IPC分类号： C08F210/00 , C08F4/00 , C08F4/60 , C08F210/16 , C08F210/18 , C08L23/16
CPC分类号： C08F210/18
摘要： An ethylene-alpha-olefin-polyene random copolymer rubber comprising ethylene, an alpha-olefin having 3 to 10 carbon atoms and a polyene, wherein (A) a molar ratio of ethylene/alpha-olefin is 55/45 to 95/5, (B) the polyene is a mixture of 5-ethylidene-2-norbornene (ENB) and 5-vinyl-2-norbornene (VNB) in a molar ratio of ENB/VNB of 1/1 to 20/1, (C) an iodine value of the copolymer rubber is 2 to 40, (D) an intrinsic viscosity [.eta.] of the copolymer rubber is 1.0 to 6.0 dl/g measured in decalin at 135.degree. C., and (E) g.sub..eta. * defined by a ratio of the intrinsic viscosity [.eta.] to an intrinsic viscosity [.eta.]l of a linear ethylene-propylene random copolymer having an ethylene content of 70 mole % and the same weight-average molecular weight determined by a light-scattering method as that of the copolymer rubber is 0.2 to 0.9. Also a process for preparing this random copolymer rubber and vulcanizate derived from the same are also disclosed. This random copolymer rubber has an excellent extrudability and a fast cure rate and provides a vulcanizate having high tensile strength.
摘要翻译：包含乙烯，具有3-10个碳原子的α-烯烃和多烯的乙烯-α-烯烃 - 多烯无规共聚物橡胶，其中（A）乙烯/α-烯烃的摩尔比为55/45至95/5，（B）多烯是ENB / VNB摩尔比为1/1至20/1的5-亚乙基-2-降冰片烯（ENB）和5-乙烯基-2-降冰片烯（VNB）的混合物，（C）共聚物橡胶的碘值为2〜40，（D）共聚物橡胶的特性粘度η在135℃萘烷中测定为1.0〜6.0dl / g，（E）gη 乙烯含量为70摩尔％的线性乙烯 - 丙烯无规共聚物的特性粘度η与特性粘度ηl的比值与通过光散射法测定的相同重均分子量的共聚物橡胶为0.2〜0.9。还公开了制备该无规共聚物橡胶和由其衍生的硫化橡胶的方法。该无规共聚物橡胶具有优异的挤出性和快速固化速率，并提供具有高拉伸强度的硫化橡胶。

9. 发明授权

US6153807A Process for producing ethylene/alpha-olefin copolymer 失效
标题翻译：生产乙烯/α-烯烃共聚物的方法
公开(公告)号：US6153807A
公开(公告)日：2000-11-28
申请号：US91733
申请日：1993-07-14
申请人： Hidekuni Oda , Tatuo Kinoshita , Akiyoshi Shimizu
发明人： Hidekuni Oda , Tatuo Kinoshita , Akiyoshi Shimizu
IPC分类号： C07C2/30 , C07C11/02 , C08F210/16 , C10L1/16 , C10M107/02 , C10M143/02 , C10M143/04 , C10M143/08 , C07C2/22 , C07C2/26
CPC分类号： C10M143/08 , C07C11/02 , C07C2/30 , C08F210/16 , C10L1/1641 , C10M107/02 , C10M143/02 , C10M143/04 , C07C2527/133 , C07C2531/02 , C07C2531/14 , C07C2531/36 , C10M2205/00 , C10M2205/02 , C10M2205/0206 , C10M2205/022 , C10M2205/0225 , C10N2220/02 , Y02P20/52
摘要： A copolymer of ethylene and an alpha-olefin having an ethylene content of from 30 to 90 mole %, a number average molecular weight of from 300 to 30,000 and a molecular weight distribution defined by a Q value (the ratio of the weight average molecular weight to the number average molecular weight of not more than 3 and a Z value (the ratio of the maximum value of the molecular weight to the minimum value of the molecular weight when the molecular weight is measured by gel permeation chromatography) of from 15 to 200. The said copolymer can be produced by a process comprising copolymerizing ethylene with an alpha-olefin in the liquid phase in the presence of a polymerization catalyst composed of a combination of a soluble vanadium compound and an organoaluminum compound in the co-presence of hydrogen, characterized in that(a) the copolymerization is carried out in a continuous manner,(b) the concentration of the vanadium compound in the polymerization system is maintained at 0.3 to 30 millimoles/liter, and(c) the vanadium compound is supplied to the polymerization system as a solution in a polymerization medium in a concentration which is 1 to 5 times the concentration of the vanadium compound in the liquid phase. This compound is useful as a synthetic lubricant oil, a fuel oil additive and a lubricant oil additive.
摘要翻译：乙烯与α-烯烃的共聚物，乙烯含量为30〜90摩尔％，数均分子量为300〜30,000，分子量分布由Q值（重均分子量数均分子量为3以下，Z值（分子量的最大值与分子量通过凝胶渗透色谱法测定时的分子量的最小值的比）为15〜200 所述共聚物可以通过包括在由氢气共存存在下由可溶性钒化合物和有机铝化合物的组合组成的聚合催化剂存在下在液相中共聚乙烯与α-烯烃的方法来制备，其特征在于（a）共聚合是以连续的方式进行的，（b）聚合体系中的钒化合物的浓度保持在0.3〜30 毫摩尔/升，和（c）钒化合物作为聚合介质中的溶液以与液相中的钒化合物浓度的1至5倍的浓度一起供入聚合体系中。该化合物可用作合成润滑油，燃油添加剂和润滑油添加剂。

10. 发明授权

US5955639A Ethylene/alpha-olefin copolymer 失效
标题翻译：乙烯/α-烯烃共聚物
公开(公告)号：US5955639A
公开(公告)日：1999-09-21
申请号：US98236
申请日：1993-07-29
申请人： Hidekuni Oda , Tatuo Kinoshita , Akiyoshi Shimizu
发明人： Hidekuni Oda , Tatuo Kinoshita , Akiyoshi Shimizu
IPC分类号： C07C2/30 , C07C11/02 , C08F210/16 , C10L1/16 , C10M107/02 , C10M143/02 , C10M143/04 , C10M143/08
CPC分类号： C10M143/08 , C07C11/02 , C07C2/30 , C08F210/16 , C10L1/1641 , C10M107/02 , C10M143/02 , C10M143/04 , C07C2527/133 , C07C2531/02 , C07C2531/14 , C07C2531/36 , C10M2205/00 , C10M2205/02 , C10M2205/0206 , C10M2205/022 , C10M2205/0225 , C10N2220/02 , Y02P20/52
摘要： A copolymer of ethylene and an alpha-olefin having an ethylene content of from 30 to 90 mole %, a number average molecular weight of from 300 to 30,000 and a molecular weight distribution defined by a Q value (the ratio of the weight average molecular weight to the number average molecular weight) of not more than 3 and a Z value (the ratio of the maximum value of the molecular weight to the minimum value of the molecular weight when the molecular weight is measured by gel permeation chromatography) of from 15 to 200. The said copolymer can be produced by a process comprising copolymerizing ethylene with an alpha-olefin in the liquid phase in the presence of a polymerization catalyst composed of a combination of a soluble vanadium compound and an organoaluminum compound in the co-presence of hydrogen, characterized in that(a) the copolymerization is carried out in a continuous manner,(b) the concentration of the vanadium compound in the polymerization system is maintained at 0.3 to 30 millimoles/liter, and(c) the vanadium compound is supplied to the polymerization system as a solution in a polymerization medium in a concentration which is 1 to 5 times the concentration of the vanadium compound in the liquid phase. This compound is useful as a synthetic lubricant oil, a fuel oil additive and a lubricant oil additive.
摘要翻译：乙烯与α-烯烃的共聚物，乙烯含量为30〜90摩尔％，数均分子量为300〜30,000，分子量分布由Q值（重均分子量相对于数均分子量）为3以下且Z值（当通过凝胶渗透色谱法测定分子量时分子量的最大值与分子量的最小值的比）为15〜所述共聚物可以通过包括使乙烯与α-烯烃在液相中在由氢的共存存在下由可溶性钒化合物和有机铝化合物的组合组成的聚合催化剂存在下共聚的方法来制备其特征在于，（a）共聚合是以连续的方式进行的，（b）聚合体系中的钒化合物的浓度保持在0.3〜3 0毫摩尔/升，（c）钒化合物作为聚合介质中的溶液以浓度为液相中钒化合物浓度的1〜5倍的浓度供给聚合体系。该化合物可用作合成润滑油，燃油添加剂和润滑油添加剂。

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