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    • 8. 发明授权
    • Polymerisates of ethylene with a high degree of resistance to stress crack, and a catalyst system for the production thereof
    • 具有高抗应力裂纹性的乙烯的聚合物,以及用于制备它的催化剂体系
    • US06180731B2
    • 2001-01-30
    • US09000011
    • 1997-01-22
    • Wolfgang RohdeRoland SaiveDieter LilgeMartin LuxPeter Bauer
    • Wolfgang RohdeRoland SaiveDieter LilgeMartin LuxPeter Bauer
    • C08F442
    • C08F10/00C08F4/61904C08F4/61912C08F4/61925C08F210/16Y10S526/943C08F210/14C08F2500/13C08F2500/12C08F2500/07C08F2500/26C08F4/63904C08F4/69
    • Polymers of ethylene are obtainable by polymerization of ethylene and, if desired, further comonomers in the presence of a catalyst system comprising as active constituents I) a Phillips catalyst, II) a solid which is different from I) and comprises a component which is derived from the metallocene complexes of the formula (A) in which the substituents and indices have the following meanings:  R1 to R10 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 aryalkyl, where two adjacent radicals may also together form a cyclic group having from 4 to 15 carbon atoms, or Si(R11)3, where R11 is C1-C10-alkyl, C6-C15-aryl or C3-C10-cycloalkyl, or the radicals R4 and R9 together form a group —[Y(R12R13)]m—, where Y is silicon, germanium, tin or carbon, and R12, R13 are hydrogen C1-C10-alky, C3-C10-cycloalyl or C6-C15-aryl, M is a metal of transition groups IV to VIII or a metal of the lanthanide series, Z1, Z2 are fluorine, chlorine, bromine, iodine, hydrogen, C1-C20-alkyl or aryl, —OR14, —OOCR14,  where R14 is hydrogen or C1-C20-alkyl; R15 is C1-C20-alkyl; m is 1,2,3 or 4; n is 0, or 2; r is 0, 1 or 2; the sum n+r is likewise 0, 1 or 2, and, if desired, III) an organometallic component selected from groups IA, IIA, IIB and IIIA of the Periodic Table of the Elements.
    • 乙烯的聚合物可以通过在包含作为活性成分的催化剂体系的存在下乙烯和如果需要的情况下进一步的共聚单体获得。I)菲利普斯催化剂,II)与I)不同的固体,并且包含衍生自 式(A)的金属茂络合物,其中取代基和指数具有以下含义:R 1至R 10是氢,C 1 -C 10 - 烷基,5-至7-元环烷基,其也可以含有C 1 -C 6 - 烷基 作为取代基,其中两个相邻基团也可以一起形成具有4至15个碳原子的环状基团的C 6 -C 15 - 芳基或芳烷基,或其中R 11是C 1 -C 10 - 烷基,C 6 -C 15 - 芳基或C 3 -C 10 - 环烷基,或基团R 4和R 9一起形成 - [Y(R 12 R 13)] m - 基团,其中Y是硅,锗,锡或碳,R 12,R 13是氢C1-C10-烷基 C 3 -C 10 - 环烷基或C 6 -C 15 - 芳基,M为Ⅳ〜Ⅷ族金属或镧系金属,Z 1,Z 2为氟, 氯,溴,碘,氢,C 1 -C 20烷基或芳基,-OR 14,-OOCR 14,其中R 14是氢或C 1 -C 20烷基; R 15是C 1 -C 20 - 烷基; m为1,2,3或4; n为0或2; r为0,1或2; 总和n + r同样为0,1或2,如果需要,III)选自元素周期表的IA,IIA,IIB和IIIA族的有机金属组分。