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    • 3. 发明申请
    • Solid acid catalyst containing plantinum group metal component and method for preparation thereof
    • 含有植物金属组分的固体酸催化剂及其制备方法
    • US20040067845A1
    • 2004-04-08
    • US10468925
    • 2003-08-21
    • Satoshi FurutaMinoru Ogawa
    • B01J023/42B01J027/053B01J027/02
    • B01J27/053B01J23/42B01J29/068B01J35/002B01J35/1014B01J35/1019B01J35/1038B01J35/1042B01J35/1061
    • The present invention provides a concentration distribution for a platinum group metal component in a catalyst with which catalyst activity can be increased, and to provide a method for supporting a platinum group metal with which this concentration distribution can be achieved. The present invention is a solid acid catalyst that comprises porous catalyst pellets exhibiting solid acid characteristics, and a platinum group metal component supported by these catalyst pellets, and that is used in an acid-catalyzed reaction, in which a quotient of dividing the standard deviation of concentration in a platinum group metal component concentration distribution in the catalyst by an average concentration is 0.4 or less. The method for preparing. this catalyst comprises a step of preparing a support solution containing a platinum group metal as a cation, and a step of impregnating crystalline, porous catalyst pellets exhibiting solid acid characteristics with this support solution. The present invention also provides a method for isomerizing a hydrocarbon, wherein a solid acid catalyst is brought into contact with a hydrocarbon including at least 70 wt % of a saturated hydrocarbon component having 4 to 10 carbon atoms.
    • 本发明提供催化剂中的铂族金属成分的浓度分布,能够提高催化剂活性,并提供一种能够实现该浓度分布的铂族金属的担载方法。 本发明是一种固体酸催化剂,其包含显示固体酸性特征的多孔催化剂颗粒和由这些催化剂颗粒负载的铂族金属组分,并用于酸催化反应中,其中将标准偏差 浓度在铂族金属成分浓度分布在催化剂中的平均浓度为0.4以下。 准备方法。 该催化剂包括制备包含铂族金属作为阳离子的载体溶液的步骤,以及用该载体溶液浸渍显示出固体酸特性的结晶多孔催化剂颗粒的步骤。 本发明还提供一种烃的异构化方法,其中固体酸催化剂与包含至少70重量%的具有4-10个碳原子的饱和烃组分的烃接触。
    • 9. 发明申请
    • Two-step process for sulfiding a catalyst containing an S-containing additive
    • 用于硫化含有S的添加剂的催化剂的两步法
    • US20010046939A1
    • 2001-11-29
    • US09829626
    • 2001-04-10
    • Sonja Eijsbouts
    • B01J031/00C10G045/00C10G025/00C10G045/04C10G045/60B01J027/02B01J027/053B01J027/047B01J027/051B01J027/049B01J027/043
    • B01J31/04B01J23/85B01J23/88B01J27/188B01J31/0217B01J31/28B01J37/20C10G45/08
    • The present invention pertains to a process for sulfiding a catalyst composition comprising at least one hydrogenation metal component of Group VI and/or Group VIII of the Periodic Table, and an S-containing organic additive wherein the catalyst composition is contacted in two steps with hydrogen and a sulfur-containing compound in the gaseous phase, with the first step being performed at a temperature which is lower than that of the second step. Catalysts sulfided by the process according to the invention show a higher activity than the same catalysts which have been sulfided in a one-step process. It is preferred to carry out the process according to the invention ex situ, where it solves the problem of difficult start-up and the formation of undesirable side products in the hydrotreating unit. The S-containing organic additive preferably is a mercapto-compound, more preferably a mercaptocarboxylic acid represented by the general formula HSnullR1-COOR, wherein R1 stands for a divalent hydrocarbon group with 1null about 10 carbon atoms and R stands for a hydrogen atom, an alkali metal, an alkaline earth metal, ammonium, or a linear or branched alkyl group having 1 to about 10 carbon atoms. The invention also pertains to the catalyst made by the above process and a process for hydrotreating a hydrocarbon feed by contacting the feed with the catalyst at hydrotreating conditions.
    • 本发明涉及一种硫化催化剂组合物的方法,所述催化剂组合物包含至少一种元素周期表第Ⅵ族和/或Ⅷ族的氢化金属组分和含S的有机添加剂,其中催化剂组合物分两步接触氢气 和在气相中的含硫化合物,其中第一步在低于第二步的温度下进行。 通过本发明方法硫化的催化剂表现出比在一步法中硫化的相同催化剂更高的活性。 优选非原位地进行根据本发明的方法,其中解决了加氢处理单元中难以启动和形成不期望的副产物的问题。 含S的有机添加剂优选为巯基化合物,更优选由通式HS-R1-COOR表示的巯基羧酸,其中R1表示具有1〜10个碳原子的二价烃基,R表示氢 原子,碱金属,碱土金属,铵或具有1至约10个碳原子的直链或支链烷基。 本发明还涉及通过上述方法制备的催化剂和通过在加氢处理条件下使进料与催化剂接触来加氢烃化进料的方法。