Light olefin selective oxygenate conversion process using CHA framework type aluminosilicate
    5.
    发明授权
    Light olefin selective oxygenate conversion process using CHA framework type aluminosilicate 有权
    使用CHA骨架型铝硅酸盐的轻烯烃选择性含氧化合物转化方法

    公开(公告)号:US07772335B1

    公开(公告)日:2010-08-10

    申请号:US12412788

    申请日:2009-03-27

    IPC分类号: C08F2/00 C07C1/20 C08F10/02

    摘要: The invention relates to a method for converting an oxygenated hydrocarbon feedstock into an olefin product comprising: (a) forming a CHA framework type aluminosilicate sieve catalyst made from a substantially fluoride-free synthesis mixture comprising silicon and aluminum sources, a slurry medium, and a template, wherein the sieve is substantially free from framework phosphorus and exhibits a Si/Al ratio from about 40-60; (b) optionally formulating the molecular sieve catalyst with an oxidized aluminum-containing precursor matrix material and a clay binder to form a molecular sieve catalyst composition; (c) activating the catalyst by removing/decomposing the template; and (d) contacting the activated catalyst with the feedstock under conditions sufficient to form an olefin product comprising ≧about 65% by weight, on a water-free basis, of ethylene and propylene and having an ethylene-to-propylene ratio ≧about 1.2. Ethylene- and propylene-containing polymers can be formed from the olefin product.

    摘要翻译: 本发明涉及一种将含氧烃原料转化成烯烃产物的方法,包括:(a)形成由基本上不含氟化物的合成混合物制成的CHA骨架型硅铝酸盐筛催化剂,其包含硅和铝源,浆料介质和 模板,其中所述筛基本上不含框架磷并且表现出约40-60的Si / Al比; (b)任选地用氧化的含铝前体基质材料和粘土粘合剂配制分子筛催化剂以形成分子筛催化剂组合物; (c)通过去除/分解模板来活化催化剂; 和(d)使活化的催化剂与原料在足够的条件下接触,所述条件足以在无水基础上形成包含≥65重量%的乙烯和丙烯并且乙烯与丙烯之比≥约1.2的烯烃产物 。 含烯烃和含丙烯的聚合物可以由烯烃产物形成。

    Synthesis of silicoaluminophosphates
    7.
    发明授权
    Synthesis of silicoaluminophosphates 有权
    硅铝磷酸盐的合成

    公开(公告)号:US06914030B2

    公开(公告)日:2005-07-05

    申请号:US10422923

    申请日:2003-04-24

    摘要: The invention is directed to a method of synthesizing silicoaluminophosphate molecular sieves using synthesis templates that contain at least one dimethylamino moiety, selected from one or more of N,N-dimethylethanolamine, N,N-dimethylpropanolamine, N,N-dimethylbutanolamine, N,N-dimethylheptanolamine, N,N-dimethylhexanolamine, N,N-dimethylethylenediamine, N,N-dimethylbutylenediamine, N,N-dimethylheptylenediamine, N,N-dimethylhexylenediamine 1-dimethylamino-2-propanol, N,N-dimethylethylamine, N,N-dimethylpropylamine, N,N-dimethylpentylamine, N,N-dimethylhexylamine and N,N-dimethylheptylamine. The use of dimethylamino moiety containing templates results in good quality SAPO molecular sieves of CHA framework type.

    摘要翻译: 本发明涉及使用含有至少一个二甲基氨基部分的合成模板来合成硅铝磷酸盐分子筛的方法,所述二甲基氨基部分选自N,N-二甲基乙醇胺,N,N-二甲基丙醇胺,N,N-二甲基丁醇胺,N,N 二甲基庚醇胺,N,N-二甲基己醇胺,N,N-二甲基乙二胺,N,N-二甲基丁二胺,N,N-二甲基庚二胺,N,N-二甲基己二胺1-二甲基氨基-2-丙醇,N,N-二甲基乙胺,N, 二甲基丙胺,N,N-二甲基戊胺,N,N-二甲基己基胺和N,N-二甲基庚胺。 使用含二甲基氨基部分的模板产生优质的CHA骨架类型的SAPO分子筛。

    Synthesis of molecular sieves having the CHA framework type
    8.
    发明授权
    Synthesis of molecular sieves having the CHA framework type 有权
    具有CHA骨架类型的分子筛的合成

    公开(公告)号:US06793901B2

    公开(公告)日:2004-09-21

    申请号:US10171257

    申请日:2002-06-12

    IPC分类号: C01B3706

    摘要: The invention is directed to a method for preparing microporous aluminophosphate or silicoaluminophosphate molecular sieves having the CHA framework type, the process comprising the steps of a) forming a reaction mixture comprising a source of aluminum, a source of phosphorus, optionally a source of silicon, at least one source of fluoride ions and at least one template containing one or more N,N-dimethylamino moieties, b) inducing crystallization of aluminophosphate and/or silicoaluminophosphate molecular sieve from the reaction mixture; c) recovering aluminophosphate and/or silicoaluminophosphate molecular sieve from the reaction mixture. The invention also relates to the molecular sieves obtained by this method and to molecular sieve catalyst compositions containing these molecular sieves.

    摘要翻译: 本发明涉及一种制备具有CHA骨架类型的微孔磷酸铝或硅铝磷酸盐分子筛的方法,该方法包括以下步骤:a)形成包含铝源,磷源,任选的硅源的反应混合物, 至少一个氟离子源和至少一个含有一个或多个N,N-二甲基氨基部分的模板,b)从反应混合物中诱导磷酸铝和/或硅铝磷酸盐分子筛的结晶; c)从反应混合物中回收磷酸铝和/或硅铝磷酸盐分子筛。 本发明还涉及通过该方法获得的分子筛和含有这些分子筛的分子筛催化剂组合物。

    Synthesis of silicoaluminophosphates
    9.
    发明授权
    Synthesis of silicoaluminophosphates 有权
    硅铝磷酸盐的合成

    公开(公告)号:US06680278B2

    公开(公告)日:2004-01-20

    申请号:US10170293

    申请日:2002-06-12

    IPC分类号: B01J2985

    摘要: The invention is directed to a method of synthesising silicoaluminophosphate molecular sieves using synthesis templates that contain at least one dimethylamino moiety. The use of dimethylamino moiety containing templates results in good quality SAPO molecular sieves of CHA framework type.

    摘要翻译: 本发明涉及使用含有至少一个二甲基氨基部分的合成模板合成硅铝磷酸盐分子筛的方法。 使用含二甲基氨基部分的模板产生优质的CHA骨架类型的SAPO分子筛。