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56 条记录 (耗时 0.029 秒)

    Copolymers based on vinyl units and use thereof in electroluminescent devices
    47.
    发明授权
    Copolymers based on vinyl units and use thereof in electroluminescent devices 失效
    基于乙烯基单元的共聚物及其在电致发光器件中的应用

    公开(公告)号：US06248457B1

    公开(公告)日：2001-06-19

    申请号：US08599581

    申请日：1996-02-09

    申请人： Yun Chen ,  Rolf Wehrmann ,  Andreas Elschner ,  Ralf Dujardin

    发明人： Yun Chen ,  Rolf Wehrmann ,  Andreas Elschner ,  Ralf Dujardin

    IPC分类号： H05B3314

    CPC分类号： C09B69/10 ,  C08F246/00 ,  C09K11/06 ,  H05B33/14 ,  Y10S428/917 ,  Y10T428/31938

    摘要： This invention relates to (co)polymers which contain at least one repeat chain unit of the general formula (1) or (2) and optionally contain repeat units of the general formula (3) in which L1 and L2 mean a photoluminescent residue, wherein the proportion of structural units of the formulae (1) and/or (2) is in each case 0.5 to 100 mol. %, and (3) 0 to 99.5 mol. %, and the molar percentages add up to 100, to the use thereof for the production of electroluminescent devices and to the electroluminescent devices.

    摘要翻译： 本发明涉及含有至少一个通式（1）或（2）的重复单元的（共）聚合物，并且任选含有通式（3）的重复单元，其中L 1和L 2表示光致发光残基，其中 式（1）和/或（2）的结构单元的比例在每种情况下为0.5-100mol。 ％，（3）0〜99.5mol。 ％，摩尔百分比加起来为100，用于制造电致发光器件和电致发光器件的用途。

    Process for the production of hydrogenated ring-opened metathesis polymers
    50.
    发明授权
    Process for the production of hydrogenated ring-opened metathesis polymers 失效
    氢化开环复分解聚合物的制备方法

    公开(公告)号：US5932664A

    公开(公告)日：1999-08-03

    申请号：US991721

    申请日：1997-12-16

    申请人： Yun Chen ,  Ralf Dujardin ,  Harald Pielartzik ,  Uli Werner Franz

    发明人： Yun Chen ,  Ralf Dujardin ,  Harald Pielartzik ,  Uli Werner Franz

    IPC分类号： C08F4/60 ,  C08F4/80 ,  C08G61/08 ,  C08F8/04

    CPC分类号： C08G61/08

    摘要： Process for the production of hydrogenated, ring-opened metathesis (co)polymers from cyclic olefins using the ruthenium-carbene complexes of the general formula (I) ##STR1## in which R.sub.1 and R.sub.2 mutually independently mean hydrogen, C.sub.2 -C.sub.20 alkenyl, C.sub.1 -C.sub.20 alkyl, aryl, C.sub.1 -C.sub.20 carboxylate, C.sub.1 -C.sub.20 alkoxy, C.sub.2 -C.sub.20 alkenyloxy, aryloxy, C.sub.2 -C.sub.20 alkoxycarbon-yl,C.sub.1 -C.sub.20 alkylthio, which may optionally be substituted by C.sub.1 -C.sub.5 alkyl, halogen, C.sub.1 -C.sub.5 alkoxy or by phenyl optionally substituted by C.sub.1 -C.sub.5 alkyl, halogen, C.sub.1 -C.sub.5 alkoxy;X.sub.1 and X.sub.2 mutually independently mean any desired anionic ligand;L.sub.1 and L.sub.2 mutually independently mean any desired neutral electron donorand two or three of X.sub.1, X.sub.2, L.sub.1 and L.sub.2 may furthermore together form a multi-dentate chelating ligand,as catalysts for the polymerisation stage, wherein the catalyst is optionally modified after polymerisation by adding a modifier and the polymerisation product is hydrogenated as a solution (optionally diluted with the same inert solvent as during polymerisation or with another inert solvent) without addition of an extra hydrogenation catalyst at temperatures of 0.degree. C. to 200.degree. C. preferably of 35.degree. C. to 150.degree. C. under a hydrogen pressure of 2 to 200 bar, preferably of 10 to 50 bar, wherein at least 60%, preferably at least 95% of the olefinic double bonds are saturated.

    摘要翻译： 使用其中R 1和R 2相互独立地表示氢，C 2 -C 20烯基，C 1 -C 20烷基的通式（I）的钌 - 卡宾复合物从环烯烃生产氢化的开环复分解体（共）聚合物的方法 ，芳基，C 1 -C 20羧酸酯，C 1 -C 20烷氧基，C 2 -C 20链烯氧基，芳氧基，C 2 -C 20烷氧基羰基，C 1 -C 20烷硫基，其可以任选地被C 1 -C 5烷基，卤素，C 1 -C 5烷氧基或 任选被C 1 -C 5烷基，卤素，C 1 -C 5烷氧基取代的苯基; X1和X2相互独立地表示任何所需的阴离子配体; L1和L2相互独立地表示任何所需的中性电子给体，并且X1，X2，L1和L2中的两个或三个还可以一起形成多齿螯合配体，作为聚合阶段的催化剂，其中催化剂在聚合后任选地被改性 加入改性剂，并且将聚合产物作为溶液氢化（任选地用与聚合期间相同的惰性溶剂稀释或与另一种惰性溶剂一起稀释），而在0℃至200℃的温度下不加入额外的氢化催化剂，优选为 35℃至150℃，氢压为2至200巴，优选10至50巴，其中至少60％，优选至少95％的烯属双键是饱和的。