Olefin copolymer and process for preparing same
    1.
    发明授权
    Olefin copolymer and process for preparing same 失效
    烯烃共聚物及其制备方法

    公开(公告)号:US5608009A

    公开(公告)日:1997-03-04

    申请号:US424384

    申请日:1995-04-28

    摘要: There are herein disclosed an olefin copolymer which comprises an olefin unit and a diolefin unit and in which a weight-average molecular weight is in the range of 200 to 800,000, the content of the diolefin unit is in the range of 0.002 to 30 mol%, and a ratio TUS/DOU between the total content of unsaturated groups observed in a molecular chain (TUS mol%) and the content of the diolefin unit (DOU mol%) is in the range of 0.001 to 200; an olefin graft copolymer obtained by the graft polymerization of this olefin copolymer and an olefin; a hydrogenated olefin copolymer and olefin graft copolymer thereof; and a process for preparing these copolymers.These olefin copolymers are excellent in molding/working properties and have a good thermal stability, transparency and uniformity. Therefore, they are useful as a high-performance VLDPE, LDPE, L-LDPE and HDPE, and further useful as a novel branched propylene polymer, a thermoplastic elastomer, a compatibilizing agent for other resins, and the like.

    摘要翻译: PCT No.PCT / JP93 / 01556 Sec。 371日期:1995年4月28日 102(e)日期1995年4月28日PCT提交1993年10月28日PCT公布。 公开号WO94 / 10216 PCT 日期1994年5月11日本文公开了一种烯烃共聚物,其包含烯烃单元和二烯烃单元,其中重均分子量在200至800,000的范围内,二烯烃单元的含量在0.002 至30摩尔%,在分子链中观察到的不饱和基团的总含量(TUS摩尔%)与二烯烃单元的含量(D摩尔%)之间的比TUS / DOU在0.001〜200的范围内; 通过该烯烃共聚物和烯烃的接枝聚合得到的烯烃接枝共聚物; 氢化烯烃共聚物及其烯烃接枝共聚物; 以及这些共聚物的制备方法。 这些烯烃共聚物的成型/加工性能优异,并且具有良好的热稳定性,透明性和均匀性。 因此,它们可用作高性能VLDPE,LDPE,L-LDPE和HDPE,并且还可用作新型支化丙烯聚合物,热塑性弹性体,其它树脂的相容剂等。

    Process for preparing olefin polymer, and ethylenic polymer
    2.
    发明授权
    Process for preparing olefin polymer, and ethylenic polymer 失效
    制备烯烃聚合物和烯属聚合物的方法

    公开(公告)号:US5739225A

    公开(公告)日:1998-04-14

    申请号:US666471

    申请日:1996-06-28

    摘要: An olefin polymer is prepared by homopolymerizing an olefin or copolymerizing two different olefins or an olefin and another polymerizable unsaturated compound in the presence of a polymerization catalyst containing (A) a transition metal compound represented by the formula (I): CpML.sub.x-1 (I) wherein M is a metallic element of Groups 3 to 10 of the Periodic Table or a metallic element of the lanthanide series; Cp is a cyclic compound group having a cyclopentadienyl skeleton of 5 to 30 carbon atoms; L is R', OR', SR', SO.sub.3 R'N'R'R", PR'R", wherein R' and R" are each a C.sub.1-20 hydrocarbon group or a silyl group, NO.sub.2, a halogen atom, a 1-pyrrolyl group or a 1-pyrrolidinyl group, with the proviso that at least one of the L groups is OR', SR', N'R'R" or PR'R", wherein R' and R" are each a C.sub.1-20 hydrocarbon group or a silyl group; and x is a valence number of M, and when a plurality of L's are present, the respective L's may be the same or different, and (B) an aluminoxane, wherein the molar ratio of the component (B)/component (A) (in terms of the metallic atoms) is in the range of 2 to 500.

    摘要翻译: PCT No.PCT / JP94 / 02251 Sec。 371日期:1996年6月28日 102(e)日期1996年6月28日PCT 1994年12月27日PCT PCT。 WO95 / 18158 PCT出版物 日期:1995年7月6日烯烃聚合物通过在含有(A)由式(I)表示的过渡金属化合物的聚合催化剂存在下,使烯烃均聚或共聚两种不同的烯烃或烯烃和另一种可聚合不饱和化合物来制备: CpMLx-1(I)其中M是周期表第3至10族的金属元素或镧系金属元素; Cp是具有5至30个碳原子的环戊二烯基骨架的环状化合物基团; L是R',OR',SR',SO3R'N'R'R“,PR'R”,其中R'和R“各自为C1-20烃基或甲硅烷基,NO2, 卤素原子,1-吡咯基或1-吡咯烷基,条件是至少一个L基团是OR',SR',N'R'R“或PR'R”,其中R' 和R“各自为C 1-20烃基或甲硅烷基; (B)/成分(A)的摩尔比,X是价数M,当存在多个L s时,各自的L可以相同或不同,(B)铝氧烷, (以金属原子计)在2〜500的范围内。

    Ethylenic copolymer, composition containing said copolymer, and ethylenic copolymer film
    3.
    发明授权
    Ethylenic copolymer, composition containing said copolymer, and ethylenic copolymer film 失效
    乙烯共聚物,含有所述共聚物的组合物和乙烯类共聚物膜

    公开(公告)号:US06441116B1

    公开(公告)日:2002-08-27

    申请号:US09419920

    申请日:1999-10-18

    IPC分类号: C08F21016

    摘要: A film formed of an ethylenic copolymer having Mw/Mn of 1.5 to 4, Mw of 3,000 to 1,000,000, and a resin density of 0.85 to 0.95 g/cm3. In the copolymer compositional distribution curve, the relationship between the half width at the half maximum [W/2] of the Gaussian distribution curve, and the average, n, of short-chain branches in the copolymer satisfies the equation, 0.704+0.147n≦W/2≦−0.055+0.577n. The tear strength (TS, kgf/cm) of the copolymer satisfies equations, TS≧131.5−155×log[{(B+C+D)/A}+0.1], and 0.1≦(B+C+D)/A≦1 where A is the area surrounding the Gaussian distribution curve and the base line of the compositional distribution curve; B is the area surrounding the compositional distribution curve, the curve obtained through Gaussian distribution approximation, and the base line, B being at an elution temperature higher than 32° C.; C is the area surrounding the essential peak, Gaussian distribution approximation curve, and the base line; and D is the area surrounding the compositional distribution curve and the base line and falling within an elution temperature range between 25 and 32° C. indicating a high branch component.

    摘要翻译: 由Mw / Mn为1.5〜4,Mw为3,000〜1,000,000,树脂密度为0.85〜0.95g / cm 3的乙烯系共聚物形成的薄膜。 在共聚物组成分布曲线中,共聚物中的高分子量分布曲线的半值半值宽度(W / 2)与短链支链的平均值之间的关系满足下式:0.704 + 0.147n <= W / 2 <= - 0.055 + 0.577n。 共聚物的撕裂强度(TS,kgf / cm)满足等式,其中A为高斯分布曲线和组成分布曲线基线的面积。 B是围绕组成分布曲线的区域,通过高斯分布近似获得的曲线,基线B的洗脱温度高于32℃; C是围绕主要峰值的区域,高斯分布近似曲线和基线; D是围绕组成分布曲线和基线的区域,并且在25至32℃之间的洗脱温度范围内,表示高分支组分。

    Ethylene copolymer, thermoplastic resin composition containing same, and
process for preparing ethylene copolymer
    5.
    发明授权
    Ethylene copolymer, thermoplastic resin composition containing same, and process for preparing ethylene copolymer 失效
    乙烯共聚物,含有它们的热塑性树脂组合物和制备乙烯共聚物的方法

    公开(公告)号:US5747620A

    公开(公告)日:1998-05-05

    申请号:US505285

    申请日:1995-08-21

    摘要: Ethylene copolymers are disclosed herein which are each derived from ethylene and an olefin of C.sub.3 to C.sub.20 and in which any quaternary carbon atom is not present in a polymeric main chain; the activation energy (Ea) of melt flow is in the range of 8 to 20 kcal/mol; and (1) a ratio between a Huggins coefficient (k.sup.1) of the copolymer and a Huggins coefficient (k.sup.2) of a straight-chain ethylene polymer having the same intrinsic viscosity meets the equation 1.12 0.5+0.125.times.log Mw. These ethylene copolymers are different from a usual HDPE, L-LDPE and LDPE, and they are characterized in that working properties are excellent, and physical properties such as density, melting point and crystallinity can be controlled.

    摘要翻译: PCT No.PCT / JP94 / 00256 Sec。 371日期1995年8月21日 102(e)日期1995年8月21日PCT 1994年2月21日PCT PCT。 WO94 / 19381 PCT出版物 日期1994年9月1日本文公开了乙烯共聚物,其各自衍生自乙烯和C3至C20的烯烃,并且其中任何季碳原子不存在于聚合物主链中; 熔体流动的活化能(Ea)在8至20kcal / mol的范围内; 和(1)共聚物的Huggins系数(k1)与具有相同特性粘度的直链乙烯聚合物的Huggins系数(k2)之间的比率满足方程式1.12 / = 131-1,340 [CH 3 / CH 2],或 (3)Mw和模头溶胀率(DR)符合方程式DR> 0.5 + 0.125xlog Mw。 这些乙烯共聚物与通常的HDPE,L-LDPE和LDPE不同,其特征在于工作性能优异,可以控制物理性质如密度,熔点和结晶度。

    Polyethylene, thermoplastic resin composition containing same, and
process for preparing polyethylene
    6.
    发明授权
    Polyethylene, thermoplastic resin composition containing same, and process for preparing polyethylene 失效
    聚乙烯,含有它的热塑性树脂组合物,以及制备聚乙烯的方法

    公开(公告)号:US6121402A

    公开(公告)日:2000-09-19

    申请号:US45913

    申请日:1998-03-23

    摘要: Polyethylenes are disclosed herein which are derived from an ethylene monomer and in which any quaternary carbon atom is not present in a polymeric main chain; and the activation energy (Ea) of melt flow is in the range of 8 to 20 kcal/mol; as well as(1) a Huggins coefficient (k) and an intrinsic viscosity [.eta.] meet the relation of the equationk.gtoreq.0.2+0.0743.times.[.eta.];(2) a molar ratio [CH.sub.3 /CH.sub.2 ] of a methyl group to a methylene group is in a region of 0.005 to 0.1 and meets the equationTm.gtoreq.131-1340[CH.sub.3 /CH.sub.2 ];(3) an Mw and a die swell ratio (DR) meet the equationDR>0.5+0.125.times.log Mw; or(4) in the measurement of a loss elastic modulus, a .beta.-relaxation peak is present in the range of 0 to -100.degree. C.These polyethylenes are different from a usual HDPE, L-LDPE and LDPE, and they are excellent in working properties and permit the control of physical properties such as density, a melting point and crystallinity mainly in the state of a homopolymer.

    摘要翻译: 本文公开的聚乙烯衍生自乙烯单体,其中任何季碳原子不存在于聚合物主链中; 并且熔体流动的活化能(Ea)在8至20kcal / mol的范围内; 以及(1)哈金斯系数(k)和特性粘度η满足方程k> = = 0.2 + 0.0743×η的关系;(2)甲基的摩尔比[CH 3 / CH 2] 亚甲基的基团在0.005至0.1的范围内,并满足方程式T m> = 131-1340 [CH 3 / CH 2];(3)Mw和模头溶胀比(DR)符合方程式> 0.5 + 0.125xlog Mw; 或(4)在测定损耗弹性模量时,β松弛峰存在于0〜-100℃的范围内。这些聚乙烯与通常的HDPE,L-LDPE和LDPE不同,它们是优异的 在工作特性方面,主要是在均聚物的状态下,可以控制物理性质如密度,熔点和结晶度。

    Process for producing styrenic copolymer
    7.
    发明授权
    Process for producing styrenic copolymer 失效
    苯乙烯共聚物的制备方法

    公开(公告)号:US5475061A

    公开(公告)日:1995-12-12

    申请号:US259166

    申请日:1994-06-13

    CPC分类号: C08F212/04

    摘要: There are disclosed a styrenic copolymer which comprises at least one structural unit represented by the general formula (I) ##STR1## and a structural unit represented by the general formula (II) ##STR2## or a structural unit represented by the general formula (IX) ##STR3## wherein the symbols are each as previously defined in the specification, the structural unit (II) or (IX) being contained in an amount of 0.01 to 99.9 mol %; and a process for the production of the above copolymer.The above styrenic copolymer has a high degree of syndiotactic configuration in the stereoregularity of the main chain of the structural unit (I) as well as adhesivity and compatibility with a resin of a different type.

    摘要翻译: 公开了一种苯乙烯共聚物,其包含由通式(I)表示的至少一个结构单元(I)和由通式(II)表示的结构单元(II)或表示的结构单元 通式(IX)其中符号各自如说明书中先前定义,结构单元(II)或(IX)的含量为0.01至99.9mol%; 以及制备上述共聚物的方法。 上述苯乙烯共聚物在结构单元(I)的主链的立构规整性以及与不同类型的树脂的粘合性和相容性方面具有高程度的间同构型。

    Styrenic block copolymer and process for producing same
    8.
    发明授权
    Styrenic block copolymer and process for producing same 失效
    苯乙烯嵌段共聚物及其制备方法

    公开(公告)号:US5391626A

    公开(公告)日:1995-02-21

    申请号:US63745

    申请日:1993-05-20

    摘要: There are disclosed a styrenic block copolymer having a reduced viscosity of 0.01 to 20 dl/g (0.05 g/l in 1,2,4-trichlorobenzene at 135.degree. C.) which comprises highly syndiotactic styrenic-polymer segments and 10.sup.-4 to 10 mol % of heteroatom-containing styrenic polymer segments; a resin composition comprising the above styrenic block copolymer and a thermoplastic resin, an inorganic filler or an organic filler; a multi-layer material comprising at least one layer composed of the above styrenic block copolymer or the above resin composition; and a process for producing the above styrenic block copolymer which comprises polymerizing a styrenic monomer in the presence of a specific catalyst and adding a heteroatom-containing styrenic monomer to successively proceed with copolymerization reaction. The above-disclosed styrenic block copolymer and the resin composition exhibit excellent compatibility and adhesivenesss, and the multi-layer material is expected to find a wide range of applications in automobile parts, electrical and electronic parts as well as film, sheet, etc.

    摘要翻译: 公开了一种苯乙烯嵌段共聚物,其具有0.01至20dl / g(在135℃下的1,2,4-三氯苯中为0.05g / l),其包含高度间同立构的苯乙烯 - 聚合物链段,并且10-4至 10mol%的含杂原子的苯乙烯聚合物链段; 包含上述苯乙烯嵌段共聚物和热塑性树脂,无机填料或有机填料的树脂组合物; 包括由上述苯乙烯嵌段共聚物或上述树脂组合物构成的至少一层的多层材料; 以及上述苯乙烯系嵌段共聚物的制造方法,其特征在于,在特定催化剂存在下使苯乙烯类单体聚合,加入含杂原子的苯乙烯类单体,进行共聚反应。 上述公开的苯乙烯嵌段共聚物和树脂组合物表现出优异的相容性和粘合性,多层材料预期在汽车部件,电气和电子部件以及薄膜,片材等方面可以广泛应用。

    Graft copolymer and process for producing the same
    9.
    发明授权
    Graft copolymer and process for producing the same 失效
    接枝共聚物及其制备方法

    公开(公告)号:US5250629A

    公开(公告)日:1993-10-05

    申请号:US802840

    申请日:1991-12-06

    IPC分类号: B32B27/06 C08F257/02 C08F4/00

    摘要: There is provided a process for producing a styrenic graft copolymer which comprises coplymerizing a styrenic monomer and a styrenic monomer having a hydrocarbon radical with an unsaturated bond in the presence of a catalyst comprising as primary ingredient (A) a transition metal compound and (B) a contact product of an organoaluminum compound and a condensation agent or (C) a compound which produces an ionic complex by reacting with the above-mentioned transition metal compound and subsequently graft polymerizing an ethylenically unsaturated monomer onto the resultant styrenic copolymer.The above-described styrenic graft copolymer is greatly improved in terms of compatibility, adhesivity, coatability and wettability while preserving heat resistance and chemical resistance thereof, and thus effective as a variety of constructional materials and compatibilizing agents. Furthermore, the composition or multi-layer material comprising the above-mentioned styrenic graft copolymer is widely utilized in a variety of application field including film, sheet, especially stampable sheet, container, packaging material, automobile parts, electrical and electronic parts, etc.

    Propylene block copolymer, process for preparing same, and modified
copolymer using propylene block copolymer
    10.
    发明授权
    Propylene block copolymer, process for preparing same, and modified copolymer using propylene block copolymer 失效
    丙烯嵌段共聚物,其制备方法和使用丙烯嵌段共聚物的改性共聚物

    公开(公告)号:US5670580A

    公开(公告)日:1997-09-23

    申请号:US507233

    申请日:1995-08-23

    摘要: There are here disclosed a propylene block copolymer comprising (A) 50 to 95 wt % of a specific propylene polymer block which contains a propylene unit or the propylene unit and 4 wt % or less of an olefin unit having 2 to 8 carbon atoms and (B) 50 to 5 wt % of an ethylene-propylene copolymer block containing 20 to 90 wt % of an ethylene unit, 0.001 to 15.0 wt % of a unit derived from a diolefin being contained in at least one of the components (A) and (B), a reduced viscosity at a concentration of 0.05 g/dl measured in decalin at 135.degree. C. being in the range of 0.01 to 30 dl/g; its preparation process; a hydrogenated copolymer obtained from the propylene block copolymer; and a modified copolymer obtained by introducing a functional group into at least 5% of unsaturated bonds of the copolymer. The above-mentioned copolymer can inhibit the formation of a gel, is excellent in balance between stiffness and impact resistance, has a good moldability, and possesses an unsaturated group useful for a modification reaction. In addition, the copolymer is excellent in adhesive properties, printability, hydrophilic nature, polymer modifying properties, antistatic properties and flame resistance.

    摘要翻译: PCT No.PCT / JP94 / 00291 Sec。 371日期1995年8月23日 102(e)日期1995年8月23日PCT 1994年2月24日PCT公布。 公开号WO94 / 19382 日本1994年9月1日公开了一种丙烯嵌段共聚物,其包含(A)50〜95重量%的含丙烯单元或丙烯单元的特定丙烯聚合物嵌段和4重量%以下的烯烃单元, 8个碳原子和(B)50-5重量%的含有20-90重量%乙烯单元的乙烯 - 丙烯共聚物嵌段,0.001至15.0重量%的衍生自二烯烃的单元包含在至少一个 组分(A)和(B)中,在135℃萘烷中测定的浓度为0.05g / dl的比浓粘度在0.01至30dl / g的范围内; 其准备过程; 由丙烯嵌段共聚物得到的氢化共聚物; 以及通过将官能团引入至少5%的共聚物的不饱和键而获得的改性共聚物。 上述共聚物可以抑制凝胶的形成,刚性与耐冲击性的平衡优异,成型性好,具有用于改性反应的不饱和基团。 此外,共聚物的粘合性,印刷性,亲水性,聚合物改性性,抗静电性和阻燃性优异。