CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS
    11.
    发明申请
    CATALYST COMPONENTS FOR THE POLYMERIZATION OF OLEFINS 审中-公开
    用于烯烃聚合的催化组分

    公开(公告)号:US20100261859A1

    公开(公告)日:2010-10-14

    申请号:US12735147

    申请日:2008-12-09

    IPC分类号: C08F4/76 B01J31/14

    摘要: Catalyst component having average particle size equal to or lower than 40 μm comprising a magnesium halide, a titanium compound having at least a Ti-halogen bond and at least two electron donor compounds one of which being present in an amount from 15 to 50% by mol with respect to the total amount of donors and selected from succinates of formula (I) below in which the radicals R1 and R2, equal to, or different from, each other are a C1-C20 linear or branched alkyl, alkenyl, cycloalkyl, aryl, arylalkyl or alkylaryl group, optionally containing heteroatoms; and the radicals R3 and R4 equal to, or different from, each other, are C1-C20 alkyl, C3-C20 cycloalkyl, C5-C20 aryl, arylalkyl or alkylaryl group with the proviso that at least one of them is a branched alkyl; said compounds being, with respect to the two asymmetric carbon atoms identified in the structure of formula (I), stereoisomers of the type (S,R) or (R,S) and at least another electron donor compound which is extractable, under the test of extractability disclosed in the characterization section, for more than 30% by mol

    摘要翻译: 平均粒度等于或小于40μm的催化剂组分包括卤化镁,至少具有Ti-卤素键的钛化合物和至少两种电子给体化合物,其中一种以15-50%的量存在,其量为15-50% 相对于供体的总量,选自下列式(I)的琥珀酸盐,其中彼此相同或不同的基团R 1和R 2是C 1 -C 20直链或支链烷基,烯基,环烷基, 芳基,芳烷基或烷基芳基,任选地含有杂原子; 并且彼此相同或不同的基团R 3和R 4是C 1 -C 20烷基,C 3 -C 20环烷基,C 5 -C 20芳基,芳基烷基或烷基芳基,条件是它们中的至少一个是支链烷基; 所述化合物相对于在式(I)结构中鉴定的两个不对称碳原子,是可以提取的(S,R)或(R,S)型的至少另一种电子给体化合物的立体异构体 在表征部分中公开的可萃取性试验,超过30%(摩尔)

    Process for preparing catalyst components for the olefin polymerization
    12.
    发明授权
    Process for preparing catalyst components for the olefin polymerization 失效
    制备烯烃聚合催化剂组分的方法

    公开(公告)号:US07790818B2

    公开(公告)日:2010-09-07

    申请号:US11629274

    申请日:2005-06-01

    IPC分类号: C08F4/50 C08F2/06

    摘要: Process for the preparation of a solid catalyst component for the polymerization of olefins, the process comprising the steps of: —continuously contacting solid particles of a MgCl2.mROH adduct, wherein 0.5

    摘要翻译: 用于制备用于烯烃聚合的固体催化剂组分的方法,该方法包括以下步骤: - 连续接触MgCl 2 .mOH加合物的固体颗粒,其中0.5 <6.0,R是烷基,环烷基或芳基 具有1-12个碳原子,液相包含一种或多种能够与所述加合物的-OH基团反应的化合物,以获得含有MgCl 2·nROH的浆料,其中n低于m; 将来自步骤a)的浆料与一种或多种式Ti(OR)pXq-p的钛化合物反应,其中q = 3-4且p = 0-q,X为卤素,R为烷基,环烷基或芳基 具有1-18个碳原子的基团。

    Process for the continuous production of emulsions
    14.
    发明授权
    Process for the continuous production of emulsions 有权
    连续生产乳液的方法

    公开(公告)号:US07942572B2

    公开(公告)日:2011-05-17

    申请号:US10575751

    申请日:2004-09-30

    IPC分类号: B01F3/08

    摘要: A multistage process for the continuous production of an emulsion comprising subjecting at least two immiscible liquids to a sequence of at least two mixing stages carried out in at least two successive stator-rotor devices, wherein a peripheral outlet from a first stator-rotor device is connected to an axial inlet in the successive stator-rotor device by means of a duct in which the Reynold number ReT inside said duct is higher than 5000, and the peripheral velocity of each rotor of said stator-rotor devices ranges from 5 to 60 m/s.

    摘要翻译: 一种用于连续生产乳液的多级方法,包括使至少两种不混溶的液体经受至少两个连续的定子 - 转子装置中执行的至少两个混合阶段的序列,其中来自第一定子 - 转子装置的外围出口是 通过其中所述管道内的雷诺数ReT高于5000的管道连接到连续的定子 - 转子装置中的轴向入口,并且所述定子 - 转子装置的每个转子的圆周速度为5至60m / s。