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    • 2. 发明申请
    • PREPARATION OF HETEROCYCLIC KETONES
    • 杂环酮的制备
    • WO2004056796A1
    • 2004-07-08
    • PCT/EP2003/014358
    • 2003-12-17
    • BASELL POLYOLEFINE GMBHJONES, RobertELDER, Michael
    • JONES, RobertELDER, Michael
    • C07D333/22
    • C07D333/56C07D333/78
    • The present invention relates to a process for preparing heterocyclic ketones of the formulae (I) and (la), by reacting a heterocyclic compound of the formula (II), with an α,ß-unsaturated carboxylic acid of the formula (III), or with its anhydride of the formula (IV), where R 1 is hydrogen or a C 1 -C 40 carbon-containing group, R 2 is hydrogen or a C 1 -C 40 carbon-containing group, or R 1 and R 2 together form a cyclic ring system, R 3 is a C 1 -C 40 carbon-containing group and X is an element of the 16th group of the Periodic Table or is a divalent nitrogen group -(N-R 4 )-, where R 4 is an electron-withdrawing radical which is selected from the group consisting of perhalogenated C 1 -C 40 carbon-containing radicals and C 1 -C 40 organosulfonyl groups.
    • 本发明涉及式(I)和(Ia)的杂环酮的制备方法,通式(Ⅱ)的杂环化合物与式(III)的α,β-不饱和羧酸反应, 或其与式(Ⅳ)的酸酐反应,其中R 1为氢或含C 1 -C 40的含碳基团,R 2为氢或C 1 -C 40含碳基团,或R 1和 R 2一起形成环状环系,R 3为C 1 -C 40含碳基团,X为元素周期表第16族元素,或为二价氮基 - (NR 4) - ,其中R 4是选自全卤代C 1 -C 40含碳基团和C 1 -C 40有机磺酰基的吸电子基团。
    • 4. 发明申请
    • POLYMERIZATION CATALYSTS, ORGANIC TRANSITION METAL COMPOUNDS, PROCESS FOR PREPARING POLYOLEFINS AND POLYOLEFINS
    • 聚合催化剂,有机过渡金属化合物,制备聚烯烃和聚烯烃的方法
    • WO2004069881A1
    • 2004-08-19
    • PCT/EP2004/001050
    • 2004-02-05
    • BASELL POLYOLEFINE GMBHJONES, Robert, L.SEIDEL, NakaELDER, MichaelEWEN, John, A.
    • JONES, Robert, L.SEIDEL, NakaELDER, MichaelEWEN, John, A.
    • C08F4/64
    • C08F10/06C07F7/006C08F4/65912C08F4/65916C08F10/00C08F110/06C08F210/06C08F210/16C08F2410/03C08F4/65927C08F2500/17C08F2500/15C08F2500/03C08F2500/26C08F4/025C08F4/64189C08F4/69474
    • The present invention relates to catalyst systems for preparing isotactic polyolefins obtainable by reacting at least one chiral transition metal compound and at least one cocatalyst which is able to convert the chiral transition metal compound into a cation, where the chiral transition metal compound contains two bidentate chelating ligands connected to one another via a bridge and, if desired, one or two further monodentate ligands, with the four coordinating atoms of the two chelating ligands being in an approximately planar arrangement around the transition metal ion and up to two further ligands being located above and below this approximately planar coordination sphere formed by the four coordinating atoms of the two chelating ligands and, in the case of two such further ligands, these being in the trans position relative to one another, to the use of the catalyst systems of the present invention for preparing polyolefins, to a process for preparing polyolefins by polymerization or copolymerization of at least one olefin in the presence of one of the catalyst systems of the present invention, to the use of chiral transition metal compounds for preparing a catalyst system for the polymerization of olefins, to chiral transition metal compounds, to a process for preparing a catalyst system for olefin polymerization, to a process for preparing isotactic polyolefins, to polyolefins obtainable by a process according to the present invention, to polyolefin compositions comprising the polyolefins of the present invention and to products produced from such polyolefin compositions.
    • 本发明涉及用于制备全同立构聚烯烃的催化剂体系,其通过使至少一种手性过渡金属化合物和能够将手性过渡金属化合物转化为阳离子的至少一种助催化剂反应而获得,其中手性过渡金属化合物含有两个二齿螯合 配体通过桥连接并且如果需要,一个或两个另外的单齿配体,两个螯合配体的四个配位原子在过渡金属离子周围处于大致平面的布置,并且多达两个另外的配体位于上面 并且在由两个螯合配体的四个配位原子形成的该近似平面的配位球之下,在两个这样的另外的配位体的情况下,它们相对于彼此处于反式位置,使用本发明的催化剂体系 用于制备聚烯烃的方法,通过聚合制备聚烯烃的方法 或在本发明的一种催化剂体系存在下至少一种烯烃的共聚合使用手性过渡金属化合物用于制备用于烯烃聚合的催化剂体系,至手性过渡金属化合物的方法, 制备用于烯烃聚合的催化剂体系,制备全同立构聚烯烃的方法,可通过本发明的方法获得的聚烯烃包含本发明聚烯烃的聚烯烃组合物和由这种聚烯烃组合物制备的产品。