1-butene copolymers and process for preparing them
    2.
    发明授权
    1-butene copolymers and process for preparing them 有权
    1-丁烯共聚物及其制备方法

    公开(公告)号:US07534848B2

    公开(公告)日:2009-05-19

    申请号:US10536857

    申请日:2003-11-14

    摘要: A process comprising contacting 1-butene and one or more alpha-olefins under polymerization conditions in the presence of a catalyst system obtainable by contacting: (A) a metallocene compound of formula (I) wherein: M is an atom of a transition metal; p is an integer from 0 to 3; X, same or different, are hydrogen atoms, halogen atoms, or an hydrocarbon group; L is a divalent bridging group; R1 and R3 are hydrocarbon groups; R2 and R4 are hydrogen atoms or hydrocarbon groups; T1 and T2, equal to or different from each other are a moiety of formula (II), (III) or (IV): wherein: R5, R6, R7, R8 and R9, equal to or different from each other, are hydrogen or hydrocarbon groups; and (B) an alumoxane or a compound able to form an alkylmetallocene cation.

    摘要翻译: 一种方法,包括在聚合条件下,在催化剂体系存在下使1-丁烯和一种或多种α-烯烃接触,所述催化剂体系可通过使下列物质接触而获得:(A)式(I)的茂金属化合物,其中:M是过渡金属的原子; p是0至3的整数; X相同或不同,为氢原子,卤素原子或烃基; L是二价桥基; R1和R3是烃基; R2和R4是氢原子或烃基; T 1和T 2彼此相同或不同的是式(II),(III)或(IV)的部分:其中:R 5,R 6,R 7,R 8和R 9彼此相同或不同,为氢 或烃基; 和(B)铝氧烷或能够形成烷基茂金属阳离子的化合物。

    Polyolefin masterbatch for preparing impact-resistant polyolefin articles
    3.
    发明授权
    Polyolefin masterbatch for preparing impact-resistant polyolefin articles 有权
    用于制备耐冲击聚烯烃制品的聚烯烃母料

    公开(公告)号:US07288598B2

    公开(公告)日:2007-10-30

    申请号:US10506950

    申请日:2003-03-06

    IPC分类号: C08F10/02

    摘要: A masterbatch composition comprising (1) 10-50 wt % of a crystalline propylene homopolymer and (2) 50-90 wt % of a blend consisting of (a) a copolymer of ethylene and one or more C4-CIO a-olefin(s), containing 10-40 of C4-CIO a-olefin(s), and (b) an amorphous copolymer of propylene and ethylene. Copolymer (b) has an ethylene content from 20-70 wt %, and an intrinsic viscosity value of the xylene-soluble moiety of from 2.2 to 3.5 d/Lg, this value being equal to 0.8 to 1.2 times the intrinsic viscosity value of the xylene-soluble moiety of copolymer (a). The weight ratio of copolymers (a)/(b) is from 3/1 to 1/3. Polyolefin compositions comprising the said masterbatch composition are suitable for the manufacture of automotive parts.

    摘要翻译: 一种母料组合物,其包含(1)10-50重量%的结晶丙烯均聚物和(2)50-90重量%的共混物,由(a)乙烯和一种或多种C 4 -C 10α-烯烃的共聚物 ),含有10-40个C 4 -C 10α-烯烃,和(b)丙烯和乙烯的无定形共聚物。 共聚物(b)的乙烯含量为20〜70重量%,二甲苯可溶部分的特性粘度值为2.2〜3.5d / Lg,该值等于其特性粘度值的0.8〜1.2倍 共聚物(a)的二甲苯可溶部分。 共聚物(a)/(b)的重量比为3/1〜1/3。 包含所述母料组合物的聚烯烃组合物适于制造汽车部件。

    Polyolefin composition having a high balance of stiffness and impact strength
    5.
    发明授权
    Polyolefin composition having a high balance of stiffness and impact strength 有权
    具有高刚度和冲击强度平衡的聚烯烃组合物

    公开(公告)号:US07691939B2

    公开(公告)日:2010-04-06

    申请号:US10567503

    申请日:2004-08-03

    IPC分类号: C08F10/06

    摘要: A polyolefin composition comprising (percentage by weight): (A) from 60 to 85% of a broad molecular weight distribution propylene polymer (component A) having a polydispersity index from 5 to 15 and melt flow rate of from 20 to 78 g/10 min (according to ASTM-D 1238, condition L); and (B) from 15 to 40% of a partially xylene-soluble olefin polymer rubber (component B) containing at least 65% by weight of ethylene. Said composition finds application in automotive field.

    摘要翻译: 包含(重量百分数)的聚烯烃组合物:(A)60至85%的分子量分布丙烯聚合物(组分A),其多分散指数为5至15,熔体流动速率为20至78g / 10 min(根据ASTM-D 1238,条件L); 和(B)含有至少65重量%乙烯的部分二甲苯可溶性烯烃聚合物橡胶(组分B)的15至40%。 所述组合物在汽车领域中得到应用。

    Soft polyolefin compositions
    6.
    发明授权
    Soft polyolefin compositions 有权
    软聚烯烃组合物

    公开(公告)号:US07592393B2

    公开(公告)日:2009-09-22

    申请号:US10484909

    申请日:2002-04-08

    摘要: A polyolefin composition comprising: (A) from 8 to 25% by weight of a crystalline homopolymer or copolymer of propylene: (B) from 75 to 92% by weight of an elastomeric fraction comprising: (1) a first elastomeric copolymer of propylene with from 15 to 32% by weight at least one alpha-olefin of formula H2C═CHR, where R is H or a C2-6 linear or branched alkyl, optionally containing 0.5 to 5% by weight of a diene, said first elastomeric copolymer containing alpha-olefin, and having solubility in xylene at room temperature greater than 50% by weight, the intrinsic viscosity of the xylene soluble fraction ranging from 3.0 to 5.0 dl/g; and (2) a second elastomeric copolymer of propylene with at least one alpha-olefin of formula H2C═CHR, where R is H or a C2-6 linear or branched alkyl, optionally containing 0.5 to 5% by weight of a diene, said second elastomeric copolymer containing more than 32% up to 45% by weight alpha-olefin, and having solubility in xylene at room temperature greater than 80% by weight, the intrinsic viscosity of the xylene soluble fraction ranging from 4.0 to 6.5 dl/g; the (1)/(2) weight ratio ranging from 1:5 to 5:1.

    摘要翻译: 一种聚烯烃组合物,其包含:(A)8至25重量%的结晶均聚物或丙烯共聚物:(B)75至92重量%的弹性体部分,其包含:(1)丙烯与 至少一种式H2C-CHR的α-烯烃,其中R是H或C2-6直链或支链烷基,任选含有0.5-5%(重量)二烯的所述第一弹性共聚物含有至少一种 并且在室温下在二甲苯中的溶解度大于50重量%,二甲苯可溶部分的特性粘度为3.0-5.0dl / g; 和(2)丙烯与至少一种式H 2 C-CHR的α-烯烃的第二弹性体共聚物,其中R是H或任选含有0.5至5重量%二烯的C 2-6直链或支链烷基,所述 第二弹性体共聚物含有超过32%至45%(重量)的α-烯烃,并且在室温下在二甲苯中的溶解度大于80%(重量),二甲苯可溶级分的特性粘度为4.0至6.5dl / g; (1)/(2)重量比为1:5至5:1。

    Process for preparing 1-butene cololymer and copolymer thereof
    7.
    发明申请
    Process for preparing 1-butene cololymer and copolymer thereof 有权
    制备1-丁烯共聚物及其共聚物的方法

    公开(公告)号:US20060084769A1

    公开(公告)日:2006-04-20

    申请号:US10536857

    申请日:2003-11-14

    IPC分类号: C08F4/44

    摘要: A process for preparing isotactic 1-butene copolymers containing up to 30% by mol of units derived from of one or more alpha olefins of formula CH2═CHZ, wherein Z is a C3C20 hydrocarbon group comprising contacting 1-butene and one or more of said alphaolefins under polymerization conditions in the presence of a catalyst system obtainable by contacting: (A) a metallocene compound of formula (I) (1) wherein: M is an atom of a transition metal; p is an integer from 0 to 3; X, same or different, are hydrogen atoms, halogen atoms, or an hydrocarbon group; L is a divalent bridging group; R1 and R3 are hydrocarbon groups; R2 and R4 are hydrogen atoms or hydrocarbon groups; T1 and T2, equal to or different from each other are a moiety of formula (II), (III) or (IV): wherein: the atom marked with the symbol * is bound the atom marked with the same symbol in formula (I); R5, R6, R7, R8 and R9, equal to or different from each other, are hydrogen or hydrocarbon groups; and (B) an alumoxane or a compound able to form an alkylmetallocene cation.

    摘要翻译: 一种制备全同立构1-丁烯共聚物的方法,该共聚物含有至多30摩尔%的衍生自一种或多种式CH 2 -CH 2的α-烯烃的单元,其中Z是C 3 - 包括在聚合条件下,在催化剂体系存在下使1-丁烯和一种或多种所述α-烯烃接触,所述催化剂体系可通过以下方式获得:(A)式(I)的茂金属化合物 )(1)其中:M是过渡金属的原子; p是0至3的整数; X相同或不同,为氢原子,卤素原子或烃基; L是二价桥基; R 1和R 3是烃基; R 2和R 4是氢原子或烃基; T 1和T 2彼此相同或不同的是式(II),(III)或(IV)的部分:其中:标有 符号*绑定在公式(I)中用相同符号标记的原子; R 5,R 6,R 7,R 8和R 9, 相同或不同的是氢或烃基; 和(B)铝氧烷或能够形成烷基茂金属阳离子的化合物。

    Crystalline propylene copolymer compositions having improved sealability and optical properties and reduced solubility
    8.
    发明授权
    Crystalline propylene copolymer compositions having improved sealability and optical properties and reduced solubility 有权
    结晶丙烯共聚物组合物具有改进的密封性和光学性质以及降低的溶解性

    公开(公告)号:US07557161B2

    公开(公告)日:2009-07-07

    申请号:US10491558

    申请日:2002-10-04

    IPC分类号: C08L23/00 C08L23/04 C08L23/16

    摘要: Propylene polymer compositions comprising (by weight): A) from 15% to 60% with C4-C8 alpha-olefin(s), containing more than 10%, but less than 14%, of said C4-C8 alpha-olefins (s); B) from 40% to 85% of a copolymer of propylene with C4-C8 alpha-olefin(s), preferably butene, containing from 14% to 30% of said C4-C8 alpha-olefin(s), and optionally from 0.5% to 3% of ethylene; provided that the total content of C4-C8 alpha-olefin(s) in the propylene polymer composition be higher than 10%.

    摘要翻译: 丙烯聚合物组合物包含(重量):A)15%至60%的C 4 -C 8α-烯烃,其含有超过10%但小于14%的所述C 4 -C 8α-烯烃(s ); B)40%至85%的丙烯与C 4 -C 8α-烯烃(优选丁烯)的共聚物,其含有14%至30%的所述C 4 -C 8α-烯烃,并且任选地为0.5 %至3%的乙烯; 丙烯聚合物组合物中的C 4 -C 8α-烯烃的总含量高于10%。

    Isotactic 1-butene copolymers
    9.
    发明申请
    Isotactic 1-butene copolymers 有权
    全同立构1-丁烯共聚物

    公开(公告)号:US20080249273A1

    公开(公告)日:2008-10-09

    申请号:US11981497

    申请日:2007-10-30

    IPC分类号: C08F210/08

    摘要: An isotactic 1-butene copolymer having a content up to 30% by mol of at least one alpha-olefin of formula CH2═CHZ derived units, wherein Z is a C3-C20 hydrocarbon group, having the following features: isotactic pentads (mmmm) >90%; and a percentage of soluble fraction in diethylether (% SD) and a molar content of said alpha olefins (% O) in the polymer chain meeting the following relation: % SD>2.8% O+8.

    摘要翻译: 具有至多30摩尔%的至少一种式CH 2 -CH-Z衍生单元的α-烯烃的全同立构1-丁烯共聚物,其中Z是C 3 90%; 以及在聚合物链中的二乙醚中可溶性部分的百分比(%SD)和所述α-烯烃(%O)的摩尔含量满足以下关系:<?在线公式描述=“在线公式” “lead”?>%SD> 2.8%O + 8。<?in-line-formula description =“In-line Formulas”end =“tail”?>

    Polyolefin masterbatch for preparing impact-resistant polyolefin articles
    10.
    发明申请
    Polyolefin masterbatch for preparing impact-resistant polyolefin articles 有权
    用于制备耐冲击聚烯烃制品的聚烯烃母料

    公开(公告)号:US20050113521A1

    公开(公告)日:2005-05-26

    申请号:US10506950

    申请日:2003-03-06

    摘要: A masterbatch composition comprising (1) 10-50 wt % of a crystalline propylene homopolymer and (2) 50-90 wt % of a blend consisting of (a) a copolymer of ethylene and one or more C4-CIO a-olefin(s), containing 10-40 of C4-CIO a-olefin(s), and (b) an amorphous copolymer of propylene and ethylene. Copolymer (b) has an ethylene content from 20-70 wt %, and an intrinsic viscosity value of the xylene-soluble moiety of from 2.2 to 3.5 d/Lg, this value being equal to 0.8 to 1.2 times the intrinsic viscosity value of the xylene-soluble moiety of copolymer (a). The weight ratio of copolymers (a)/(b) is from 3/1 to 1/3. Polyolefin compositions comprising the said masterbatch composition are suitable for the manufacture of automotive parts.

    摘要翻译: 一种母料组合物,其包含(1)10-50重量%的结晶丙烯均聚物和(2)50-90重量%的共混物,由(a)乙烯和一种或多种C 4 -C 10α-烯烃的共聚物 ),含有10-40个C 4 -C 10α-烯烃,和(b)丙烯和乙烯的无定形共聚物。 共聚物(b)的乙烯含量为20〜70重量%,二甲苯可溶部分的特性粘度值为2.2〜3.5d / Lg,该值等于其特性粘度值的0.8〜1.2倍 共聚物(a)的二甲苯可溶部分。 共聚物(a)/(b)的重量比为3/1〜1/3。 包含所述母料组合物的聚烯烃组合物适于制造汽车部件。