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    • 5. 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。
    • 10. 发明申请
    • Method and Roll Stand for Multiply Influencing Profiles
    • 多重影响型材的方法和轧辊架
    • US20070240475A1
    • 2007-10-18
    • US10584173
    • 2004-11-22
    • Günter KneppeWolfgang RohdeSabine Rohde
    • Günter KneppeWolfgang RohdeSabine Rohde
    • B21B41/04
    • B21B13/142B21B13/147B21B27/021B21B37/40B21B2013/025B21B2013/028
    • When rolling sheets or strips in roll stands using working rolls, which are supported on back-up rolls or on intermediate rolls having back-up rolls, whereby the setting of the roll gap is effected by axially displacing roll pairs provided with curved contours, differences from the required profile occur in the instance of larger widths of a product range due to excessive extensions in the edge areas or in the quarter areas that are manifested in the form of so-called quarter waves in the flatness of the product. In order to rectify this problem by using a simple mechanism and to improve the setting mechanism and the strategy for creating absolutely planar strips with a predetermined thickness profile over the entire width of the rolling stock, the invention provides that for forming the roll gap set profiles (10, 11) for two selected displacing positions, the contours of the rolls of one roll pair are shaped in such a manner that they produce, in the roll gap, a profile (20, 21), which is symmetric with regard to the center of the roll and which has a profile maximum in the center of the roll that can be altered by displacing the rolls, whereas the contours of the rolls of at least one second roll pair produce, in the roll gap, a profile (22, 23), which is symmetric with regard to the center of the roll and which has two identical maxima outside of the center of the roll that can be altered by displacing the rolls.
    • 当在辊架上轧制板材或条带时,其使用工作辊,其被支撑在备用辊上或具有支撑辊的中间辊上,由此辊间隙的设定通过轴向移位设置有弯曲轮廓的辊对来实现,差异 在产品范围较宽的情况下,由于在产品平面度上以所谓的四分之一波浪的形式表现的边缘区域或四分之一区域中的过度扩展,所以要求的分布发生。 为了通过使用简单的机构来解决这个问题,并且改进了在机车车辆的整个宽度上制造具有预定厚度轮廓的绝对平面条带的设定机构和策略,本发明提供了用于形成辊隙组合轮廓 (10,11),对于两个选定的位移位置,一个辊对的辊的轮廓成形为使得它们在辊隙中产生轮廓(20,21),轮廓(20,21)关于 辊的中心具有在辊的中心最大的轮廓,该轮廓可以通过移动辊而改变,而至少一个第二辊对的辊的轮廓在辊间隙中产生轮廓(22, 23),其对于辊的中心是对称的,并且在辊的中心之外具有两个相同的最大值,该最大值可以通过移动辊而改变。