Components and catalysts for the polymerization of olefins
    1.
    发明授权
    Components and catalysts for the polymerization of olefins 失效
    用于烯烃聚合的组分和催化剂

    公开(公告)号:US06544920B1

    公开(公告)日:2003-04-08

    申请号:US08894423

    申请日:1997-11-03

    IPC分类号: C08F464

    CPC分类号: C08F10/00 C08F4/6543

    摘要: Solid catalyst component for the polymerization of olefins, includes the product of the direct reaction, with no subsequent reactions with reducing organometallic compounds, between a titanium compound and a support obtained by contacting a metal oxide containing hydroxyl groups with a solution containing A) a magnesium chloride; B) from 1 to 6 moles of an alcohol per mole of magnesium chloride, in a halogenated hydrocarbon or aromatic hydrocarbon organic solvent C) capable of bringing the magnesium chloride in solution in quantities greater than or equal to 5 grams per liter in the presence of the above-mentioned quantities of alcohol B), the solvent not being able to form adducts with the magnesium chloride.

    摘要翻译: 用于烯烃聚合的固体催化剂组分包括在钛化合物和通过使包含羟基的金属氧化物与含有A)镁的溶液接触而获得的钛化合物和载体之间的直接反应的直接反应的产物,而不是与还原性有机金属化合物的后续反应 氯化物; B)每摩尔氯化镁1至6摩尔醇,在卤代烃或芳族烃有机溶剂C)中,其能够使氯化镁在溶液中的量大于或等于5克/升, 上述量的醇B),溶剂不能与氯化镁形成加合物。

    Process for the continuous production of emulsions
    2.
    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。

    Preparation for Tio2 powders from a waste liquid containing titanium compounds
    3.
    发明授权
    Preparation for Tio2 powders from a waste liquid containing titanium compounds 失效
    从含钛化合物的废液中制备Tio2粉末

    公开(公告)号:US07780931B2

    公开(公告)日:2010-08-24

    申请号:US11667343

    申请日:2005-11-03

    摘要: Process for preparing TiO2 powders starting from a liquid comprising chlorinated titanium compounds, the process comprising: a) atomizing said liquid and reacting the atomized liquid with a flow of steam and air at a temperature of 100-250° C. for converting said chlorinated titanium compounds to titanium dioxide TiO2; b) the gaseous phase and the entrained TiO2 powders obtained from step a) are then fed to an oven operated at a temperature in the range 400-900° C. to remove the residual organic compounds and hydrochloridic acid from said powders.

    摘要翻译: 从包含氯化钛化合物的液体开始制备TiO 2粉末的方法,该方法包括:a)雾化所述液体并使雾化液体与100-250℃温度下的蒸汽和空气流反应,以将所述氯化钛 化合物与二氧化钛TiO2; b)然后将气相和从步骤a)获得的夹带的TiO 2粉末进料到在400-900℃的温度下操作的烘箱中,以从所述粉末中除去残余的有机化合物和盐酸。

    Preparation For Tio2 Powders From A Waste Liquid Containing Titanium Compounds
    4.
    发明申请
    Preparation For Tio2 Powders From A Waste Liquid Containing Titanium Compounds 失效
    从含钛化合物的废液中制备Tio2粉末

    公开(公告)号:US20080003152A1

    公开(公告)日:2008-01-03

    申请号:US11667343

    申请日:2005-11-03

    摘要: Process for preparing TiO2 powders starting from a liquid comprising chlorinated titanium compounds, the process comprising: a) atomizing said liquid and then reacting the atomized liquid with a flow of steam and air at a temperature of 100-250° C. for converting said chlorinated titanium compounds to titanium dioxide TiO2; b) the gaseous phase and the entrained TiO2 powders obtained from step a) are then fed to an oven operated at a temperature in the range 400-900° C. to remove the residual organic compounds and hydrochloridic acid from said powders.

    摘要翻译: 从包含氯化钛化合物的液体开始制备TiO 2粉末的方法,该方法包括:a)雾化所述液体,然后使雾化的液体与蒸汽和空气流在100℃的温度下反应, 250℃,用于将所述氯化钛化合物转化为二氧化钛TiO 2; b)然后将从步骤a)获得的气相和夹带的TiO 2粉末加入到在400-900℃的温度下操作的烘箱中,以除去残余的有机化合物和盐酸盐 酸从所述粉末。

    Process for the continuous production of emulsions
    5.
    发明申请
    Process for the continuous production of emulsions 有权
    连续生产乳液的方法

    公开(公告)号:US20070097784A1

    公开(公告)日:2007-05-03

    申请号:US10575751

    申请日:2004-09-30

    IPC分类号: B01F15/02

    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Re 3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, 转子装置的范围为5至60 m / s。

    Process for the preparation of a spherical support comprising a Mg dihalide
    6.
    发明授权
    Process for the preparation of a spherical support comprising a Mg dihalide 有权
    制备包含二氢卤化镁的球形载体的方法

    公开(公告)号:US06861385B2

    公开(公告)日:2005-03-01

    申请号:US10182037

    申请日:2001-12-04

    摘要: A process for preparing spherical support particles used in the preparation of catalytic components for the polymerization of olefins by (a) forming an emulsion of an adduct of a Mg dihalide and a Lewis base compound in a liquid medium, and (b) cooling the emulsion by transferring it into a cooling bath containing a cooling liquid in motion wherein the cooling liquid is moving inside a tubular zone and the ratio Ve/Vref of the velocity (Ve) of the emulsion coming from step (a) to the velocity of the cooling liquid (Vref) of step (b) is between 0.25 and 4. The resulting spherical support particles have a very narrow size distribution and particularly regular morphology.

    摘要翻译: (a)在液体介质中形成二氢卤化镁和路易斯碱化合物的加合物的乳液,以及(b)冷却该乳液的制备用于制备用于烯烃聚合的催化组分的球形载体颗粒的方法 通过将其转移到包含运动中的冷却液体的冷却浴中,其中冷却液体在管状区域内移动,并且来自步骤(a)的乳液的速度(Ve)的比Ve / Vref与冷却速度 步骤(b)的液体(Vref)在0.25和4之间。所得的球形载体颗粒具有非常窄的尺寸分布和特别规则的形态。

    Method and apparatus for the classification of solid particles
    8.
    发明授权
    Method and apparatus for the classification of solid particles 失效
    固体颗粒分类方法和装置

    公开(公告)号:US5908115A

    公开(公告)日:1999-06-01

    申请号:US750540

    申请日:1997-02-11

    摘要: A method and apparatus for the classification of solid particles, in particular powdery catalytic components for the polymerization of olefins, which comprises sending solid particles suspended in a transporting gas flow through a screening device. Immediately upstream to the screening device there is an auxiliary fluidized bed classifier, in which the top of the bed is at the level of the lower part of the screening device.

    摘要翻译: PCT No.PCT / EP95 / 01948 Sec。 371日期1997年2月11日 102(e)日期1997年2月11日PCT提交1995年5月23日PCT公布。 第WO95 / 32811号公报 日期1995年12月7日用于分类固体颗粒的方法和装置,特别是用于烯烃聚合的粉末催化组分,其包括将悬浮在输送气体中的固体颗粒通过筛分装置。 在筛选装置的上游的上游,有一个辅助流化床分类器,其中床的顶部处于筛选装置下部的水平。