IZM-2 crystalline solid and process for its preparation
    23.
    发明授权
    IZM-2 crystalline solid and process for its preparation 有权
    IZM-2结晶固体及其制备方法

    公开(公告)号:US08361435B2

    公开(公告)日:2013-01-29

    申请号:US12667111

    申请日:2008-05-14

    IPC分类号: C01B39/46 C01B39/48

    摘要: The invention concerns a crystalline solid designated IZM-2, which has the X ray diffraction diagram given below. Said solid has a chemical composition expressed as the anhydrous base in terms of moles of oxides by the formula XO2:aY2O3:bM2/nO, in which X represents at least one tetravalent element, Y represents at least one trivalent element and M is at least one alkali metal and/or an alkaline-earth metal with valency n, a and b respectively representing the number of moles of Y2O3 and M2/nO; a is in the range 0 to 0.5 and b is in the range 0 to 1.

    摘要翻译: 本发明涉及一种称为IZM-2的结晶固体,其具有下面给出的X射线衍射图。 所述固体具有通过式XO 2:a Y 2 O 3 :bM 2 / nO以氧化物的摩尔数表示为无水碱的化学组成,其中X表示至少一种四价元素,Y表示至少一种三价元素,M至少为 一种碱金属和/或碱土金属,其中n,a和b分别代表Y2O3和M2 / nO的摩尔数; a在0〜0.5的范围内,b在0〜1的范围内。

    Catalyst in the form of grains comprising an acidic porous core surrounded by a uniform outer layer
    26.
    发明授权
    Catalyst in the form of grains comprising an acidic porous core surrounded by a uniform outer layer 失效
    包含由均匀外层包围的酸性多孔核的颗粒形式的催化剂

    公开(公告)号:US08258071B2

    公开(公告)日:2012-09-04

    申请号:US10587854

    申请日:2005-01-13

    IPC分类号: B01J29/06

    摘要: The invention relates to a catalyst that comes in the form of grains, each grain consisting of a core covered by at least one external layer, the core consisting of an acidic porous solid and having a size of between 0.1 micron and 0.4 millimeter, in which the external layer has a uniform thickness with a uniformity criterion C, which is less than 0.30, whereby said uniformity criterion C is defined as being equal to an average, on a number N of catalyst grain samples, of the ratio of the difference between the maximum thickness, Eimax, of the external layer and the minimum thickness, Eimin, of this same layer to the average of these two thicknesses Eimax and Eimin.

    摘要翻译: 本发明涉及一种呈颗粒形式的催化剂,每个颗粒由至少一层外层覆盖的芯组成,芯由酸性多孔固体组成,尺寸为0.1微米至0.4毫米,其中 外层具有均匀的厚度,其均匀性标准C小于0.30,其中所述均匀性标准C被定义为等于催化剂颗粒样品数目N上的平均值 最大厚度,Eimax以及最小厚度Eimin,与该两个厚度Eimax和Eimin的平均值相同。

    Process for the preparation of magadiite or kenyaite from an organic structuring agent comprising two terminal alcohol functions
    29.
    发明授权
    Process for the preparation of magadiite or kenyaite from an organic structuring agent comprising two terminal alcohol functions 失效
    用于由包含两个末端醇官能团的有机结构剂制备麦草碱或肯尼亚的方法

    公开(公告)号:US08101148B2

    公开(公告)日:2012-01-24

    申请号:US13178044

    申请日:2011-07-07

    IPC分类号: C01B33/32

    CPC分类号: C01B33/38

    摘要: Described is a process for the preparation of a crystallised lamellar solid formed by magadiite consisting of implementing in a step (i) mixing of at least one silica source, at least one salt of N,N,N′,N′-tetramethyl-N,N′-dibenzyloctanediammonium, at least one alkali and/or alkaline earth metal M and water and then implementing in a step (ii) hydrothermal treatment of said mixture until said crystallised lamellar solid constituted by magadiite is formed.

    摘要翻译: 描述了制备由magadiite形成的结晶层状固体的方法,其包括在步骤(i)中混合至少一种二氧化硅源,至少一种N,N,N',N'-四甲基-N ,N'-二苄基辛烷基铵,至少一种碱金属和/或碱土金属M和水,然后在步骤(ii)中实施所述混合物的水热处理,直到形成由magadiite构成的所述结晶的层状固体。