Method for producing propylene oxide
    74.
    发明申请
    Method for producing propylene oxide 有权
    生产环氧丙烷的方法

    公开(公告)号:US20050182264A1

    公开(公告)日:2005-08-18

    申请号:US10506584

    申请日:2003-02-28

    IPC分类号: B01J29/89 C07D301/12

    摘要: A method is provided for producing propylene oxide, wherein propylene is reacted with hydrogen peroxide in the presence of an organic solvent and a crystalline titanosilicate catalyst having an MWW structure containing Ti, the Ti having been incorporated during crystallization.

    摘要翻译: 提供了一种用于生产环氧丙烷的方法,其中丙烯与有机溶剂和具有包含Ti的MWW结构的结晶钛硅酸盐催化剂的存在下与过氧化氢反应,在结晶过程中引入了Ti。

    Method for preparing hollow nanofiber, hollow nanofiber and catalyst composition for preparing hollow nanofiber
    79.
    发明申请
    Method for preparing hollow nanofiber, hollow nanofiber and catalyst composition for preparing hollow nanofiber 审中-公开
    制备空心纳米纤维,中空纳米纤维和制备中空纳米纤维的催化剂组合物的方法

    公开(公告)号:US20040265210A1

    公开(公告)日:2004-12-30

    申请号:US10496836

    申请日:2004-05-27

    IPC分类号: D01F009/12

    摘要: A method for preparing hollow nanofibers having carbon as a primary component by contacting a carbon-containing compound with a catalyst at 500 to 1200null C., wherein the catalyst is one of a zeolite exhibiting thermal resistance at 900null C. and, supported thereon, a metal; a metallosilicate zeolite containing a heteroatom except aluminum and silicon and a metal; a supporting material and fine cobalt particles exhibiting a binding energy of a cobalt 2P3/2 electron of 779.3 to 781.0 eV; a supporting material and fine cobalt particles exhibiting a cobalt atom ratio in the surface of the supporting material of 0.1 to 1.5%, as measured by the X-ray photoelectron spectroscopy at 10 kV and 18 mA; a supporting material and fine cobalt particles exhibiting a weight ratio of cobalt to a second metal component of 2.5 or more; and a zeolite having a film form and a metal.

    摘要翻译: 一种制备具有碳作为主要成分的中空纳米纤维的方法,其通过使含碳化合物与催化剂在500-1200℃下接触,其中催化剂是在900℃下具有耐热性的沸石之一, ,金属 含有铝和硅以外的杂原子的金属硅酸盐沸石和金属; 表现出779.3〜781.0eV的钴2P3 / 2电子的结合能的支撑材料和细钴粒子; 通过在10kV和18mA的X射线光电子能谱测量,在支撑材料的表面上显示钴原子比为0.1〜1.5%的支撑材料和细钴粒子; 表示钴与第二金属成分的重量比为2.5以上的负载材料和细钴粒子; 和具有膜形式和金属的沸石。