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    • 64. 发明授权
    • Chemically-modified supports and supported catalyst systems prepared therefrom
    • 由其制备的化学改性的载体和负载的催化剂体系
    • US07491672B2
    • 2009-02-17
    • US11526242
    • 2006-09-25
    • Edmund M. CarnahanDavid R. Neithamer
    • Edmund M. CarnahanDavid R. Neithamer
    • B01J21/00
    • B01J31/14B01J31/0239B01J31/0254B01J31/0268B01J31/0274C08F4/65908C08F4/65912C08F4/6592C08F10/00C08F210/16C08F4/65916C08F210/14
    • The present invention provides a chemically-modified support comprising an inorganic oxide containing optionally functionalized hydroxyl groups, having chemically linked thereto the cation of a cation/anion pair. The present invention further provides a supported catalyst system comprising the chemically-modified support as described above, and a transition metal compound of Groups 3-10 (preferably a Group 4 metal compound) containing at least one π-bonded anionic ligand group, said transition metal compound being capable of reacting with the chemically-modified support through the cation of the cation/anion pair to thereby render the transition metal compound catalytically active. The present invention further provides a process for preparing the chemically-modified support of the invention. The present invention further provides an addition polymerization process comprising contacting one or more addition polymerizable monomers with the supported catalyst system of the invention under addition polymerization conditions.
    • 本发明提供一种化学修饰的载体,其包含含有任选官能化羟基的无机氧化物,其与阳离子/阴离子对的阳离子化学连接。 本发明进一步提供了一种载体催化剂体系,其包括如上所述的化学改性的载体和含有至少一个π键合的阴离子配体基团的3-10族(优选第4族金属化合物)的过渡金属化合物,所述转变 金属化合物能够通过阳离子/阴离子对的阳离子与化学改性的载体反应,从而使过渡金属化合物具有催化活性。 本发明还提供了制备本发明的化学改性载体的方法。 本发明进一步提供加成聚合方法,其包括在加成聚合条件下使一种或多种可加聚的单体与本发明的负载型催化剂体系接触。