Thermoplastic moulding compounds
    1.
    发明授权
    Thermoplastic moulding compounds 失效
    热塑性模塑料

    公开(公告)号:US06225413B1

    公开(公告)日:2001-05-01

    申请号:US09341320

    申请日:1999-07-08

    IPC分类号: C08L2502

    摘要: A thermoplastic molding material containing A) from 5 to 95% by weight of a vinylaromatic polymer having a syndiotactic structure and B) from 5 to 95% by weight of a copolymer of a vinylaromatic monomer and 1,1-diphenylethylene or its derivatives which may be substituted on the aromatic rings by alkyl of up to 22 carbon atoms.

    摘要翻译: 含有A)5〜95重量%的具有间同立构结构的乙烯基芳族聚合物的热塑性成型材料,B)5〜95重量%的可以被取代的乙烯基芳族单体和1,1-二苯基乙烯或其衍生物的共聚物 在芳环上由最多22个碳原子的烷基。

    Polymer mixtures comprised of styrene polymers
    3.
    发明授权
    Polymer mixtures comprised of styrene polymers 有权
    由苯乙烯聚合物组成的聚合物混合物

    公开(公告)号:US06369160B1

    公开(公告)日:2002-04-09

    申请号:US09623179

    申请日:2000-08-29

    IPC分类号: C08L5302

    摘要: Polymer mixtures comprise P1) from 1 to 85% by weight of an elastomeric block copolymer which has been built up from hard blocks S made from vinylaromatic monomers and from random soft blocks B/S made up from dienes and from vinylaromatic monomers, and which contains at least the block structure S-B/S-S, where the diene content is less than 50 percent by weight and the proportion of the soft phase formed from the blocks B/S is at least 60 percent by weight, based in each case on the entire block copolymer, P2) from 5 to 89% by weight of a block copolymer differing from P1) and made from vinylaromatic monomers and from dienes, P3) from 10 to 94% by weight of glass-clear or impact-modified polystyrene or mixtures thereof, and P4) from 0 to 84% by weight of other additives, where the total of components P1) to P4) is 100%.

    摘要翻译: 聚合物混合物包含1至85重量%的弹性体嵌段共聚物,其由由乙烯基芳族单体制成的硬块S和由二烯和乙烯基芳族单体组成的无规软嵌段B / S构成,并且其包含 至少块结构SB / SS,其中二烯含量小于50重量%,并且由块B / S形成的软相的比例为至少60重量%,基于每种情况下在整个嵌段共聚物 ,P2)5至89重量%的不同于P1的嵌段共聚物,并由乙烯基芳族单体和二烯制成P3)10至94重量%的玻璃透明或冲击改性的聚苯乙烯或其混合物,和P 4 )0〜84重量%的其他添加剂,其中组分P1)至P4的总量)为100%。

    Cyclopenta[I] phenanthrene-metal complex catalyst systems
    5.
    发明授权
    Cyclopenta[I] phenanthrene-metal complex catalyst systems 失效
    环戊二烯[I]菲 - 金属络合物催化剂体系

    公开(公告)号:US06284851B1

    公开(公告)日:2001-09-04

    申请号:US09445699

    申请日:1999-12-13

    IPC分类号: C08F442

    摘要: In a process for preparing polymers based on monomers having a C═C double bond by homopolymerization or copolymerization of these monomers in the presence of a catalyst system comprising a metallocene complex A) and a compound B) capable of forming metallocenium ions and, if desired, an organometallic compound of main group I, II or III of the Periodic Table of the Elements C), the metallocene complex A) used is a compound of the formula (I) where the substituents and indices have the following meanings: R1 to R11 are hydrogen, C1-C10-alkyl, 5- to 7-membered cycloalkyl which may in turn bear C1-C6-alkyl groups as substituents, C6-C15-aryl or arylalkyl, where two adjacent radicals R1 to R8 may together form a cyclic group having from 4 to 15 carbon atoms, or Si(R12)3, where R12 is C1-C10-alkyl, C6-C15-aryl or C3-C10-cycloalkyl, M is a metal of transition groups III to VI of the Periodic Table of the Elements or a metal of the lanthanide series, X are identical or different and are hydrogen, halogen, C1-C10-alkyl, C6-C15-aryl, C1-C10-alkoxy or C6-C15-aryloxy and n is 1, 2, 3, 4 or 5, where n corresponds to the valence of M minus 1.

    摘要翻译: 在通过在包含茂​​金属络合物A)和能够形成金属茂离子的催化剂体系和能够形成金属茂离子的化合物B)的情况下通过这些单体的均聚或共聚来制备基于具有C = C双键的单体的聚合物的方法 ,元素C)周期表中的主要I,II或III族的有机金属化合物,所用的茂金属络合物A)是其中取代基和指数具有以下含义的式(I)化合物:R1至R11 是氢,C 1 -C 10 - 烷基,5-至7-元环烷基,其又可以具有作为取代基的C 1 -C 6 - 烷基,C 6 -C 15 - 芳基或芳基烷基,其中两个相邻基团R 1至R 8可以一起形成环状 具有4至15个碳原子的基团,或Si(R 12)3,其中R 12是C 1 -C 10 - 烷基,C 6 -C 15 - 芳基或C 3 -C 10 - 环烷基,M是周期的转变基团III至VI的金属 元素表或镧系元素的金属X相同或不同,为氢, 卤素,C 1 -C 10 - 烷基,C 6 -C 15 - 芳基,C 1 -C 10 - 烷氧基或C 6 -C 15 - 芳氧基,并且n为1,2,3,4或5,其中n对应于M的化合价减1。

    Thermoplastic elastomer compositions
    6.
    发明授权
    Thermoplastic elastomer compositions 有权
    热塑性弹性体组合物

    公开(公告)号:US06673857B1

    公开(公告)日:2004-01-06

    申请号:US09959395

    申请日:2001-10-24

    IPC分类号: C08L510

    摘要: A thermoplastic elastomer composition comprises a) from 5 to 99% by weight of a block copolymer which is composed of hard blocks S made from vinyl aromatic monomers and of one or more random soft blocks B/S made from dienes and from vinyl aromatic monomers, b) from 1 to 95% by weight of a plasticizer with a higher polarity than white oil and with a lower polarity than diisooctyl phthalate, c) from 0 to 50% by weight of a polyolefin, and d) from 0 to 60% by weight of additives, where the total of a) to d) is 100% by weight. The use of the molding compositions to produce flexible or elastic moldings is described, as are the resultant moldings.

    摘要翻译: 一种热塑性弹性体组合物包含:(a)5至99重量%的由乙烯基芳族单体制成的硬质块S和由二烯和乙烯基芳族单体制成的一种或多种无规软嵌段B / S组成的嵌段共聚物,b )1至95重量%的具有比白油高的极性并且具有比二异辛基邻苯二甲酸酯低的极性的增塑剂,c)0至50重量%的聚烯烃,和d)0至60重量%的 添加剂,其中a)至d)的总量为100重量%。 描述了模制组合物用于生产柔性或弹性模制品的用途,以及所得模制品。

    Dispersion polymerization in the presence of metallocene catalyst
    9.
    发明授权
    Dispersion polymerization in the presence of metallocene catalyst 失效
    在茂金属催化剂存在下进行分散聚合

    公开(公告)号:US06221983B1

    公开(公告)日:2001-04-24

    申请号:US09068307

    申请日:1998-05-07

    IPC分类号: C08F208

    摘要: The present invention is a process of preparing copolymers of vinyl aromatic and olefinic monomers wherein the polymerization is carried out in a dispersion in the presence of a metallocene catalyst and a dispersion aid. The dispersion aid is a styrene-diene two-block copolymer or a styrene-diene three-block copolymer. The resultant polymer is useful as a fiber, film or molding.

    摘要翻译: 本发明是一种制备乙烯基芳族和烯烃单体的共聚物的方法,其中聚合在茂金属催化剂和分散助剂的存在下在分散体中进行。 分散助剂是苯乙烯 - 二烯二嵌段共聚物或苯乙烯 - 二烯三嵌段共聚物。 所得聚合物可用作纤维,薄膜或模塑。

    Thermoplastic moulding materials
    10.
    发明授权
    Thermoplastic moulding materials 有权
    热塑性成型材料

    公开(公告)号:US06579937B1

    公开(公告)日:2003-06-17

    申请号:US09868516

    申请日:2001-06-18

    IPC分类号: C08L2508

    摘要: Thermoplastic molding compositions comprising (A) 5 to 98%-wt., based on components (A) through (E), of at least one elastomeric graft copolymer, (B) 1 to 90%-wt., based on components (A) through (E), of a further copolymer, (C) 1 to 70%-wt., based on components (A) though (D), of an elastomeric block copolymer composed of at least one block CA (hard phase) having copolymerized units of a vinylaromatic monomer, and at least one elastomeric block C(B/A) (soft phase) having copolymerized units of a vinylaromatic monomer, and of a diene, (D) 0 to 300%-wt., based on components (A) through (C), of a polycarbonate, and (E) 0 to 30%-wt., based on components (A) through (E), of conventional additives and processing aids, are useful for producing films, moldings or fibers.

    摘要翻译: 包含(A)基于组分(A)至(E)的至少一种弹性体接枝共聚物为5至98重量%的热塑性模制组合物,(B)基于组分(A)的1-90重量% )(E)中的另一种共聚物,(C)基于组分(A)至(D)的1-70重量%的由至少一个共聚的嵌段CA(硬相)组成的弹性体嵌段共聚物 乙烯基芳族单体的单元和具有乙烯基芳族单体和二烯的共聚单元的至少一种弹性嵌段C(B / A)(软相),(D)基于组分(A)为0至300重量% )通过(C),聚碳酸酯,和(E)0〜30重量%,基于常规添加剂和加工助剂的组分(A)至(E),可用于制备膜,模制品或纤维。