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    • 5. 发明申请
    • Synthesis of molecular sieves having the chabazite framework type and their use in the conversion of oxygenates to olefins
    • 具有菱沸石骨架类型的分子筛的合成及其在将含氧化合物转化为烯烃的用途
    • US20070043249A1
    • 2007-02-22
    • US11206444
    • 2005-08-18
    • Guang CaoMatu Shah
    • Guang CaoMatu Shah
    • C07C1/00C01B37/04C01B37/08
    • C01B39/54B01J29/83B01J29/85C01B37/04C01B37/08C10G3/49C10G3/62C10G2300/708C10G2400/20Y02P30/42
    • The synthesis of a crystalline aluminophosphate or silicoaluminophosphate molecular sieve having a chabazite-type framework type is conducted in the presence of an organic directing agent having the formula (I) [R1R2R3N—R4]+X−  (I) wherein R1, R2 and R3 are independently selected from the group consisting of alkyl groups having from 1 to 3 carbon atoms and hydroxyalkyl groups having from 1 to 3 carbon atoms; R4 is selected from the group consisting of 4- to 8-membered cycloalkyl groups, optionally substituted by 1 to 3 alkyl groups having from 1 to 3 carbon atoms; 4- to 8-membered heterocyclic groups having from 1 to 3 heteroatoms, said heterocyclic groups being optionally substituted by 1 to 3 alkyl groups having from 1 to 3 carbon atoms and the heteroatoms in said heterocyclic groups being selected from the group consisting of O, N, and S; and aromatic groups optionally substituted by 1 to 3 alkyl groups, said alkyl groups having from 1 to 3 carbon atoms; and X− is an anion.
    • 在具有式(I)的有机导向剂的存在下进行具有菱沸石型骨架型的结晶铝磷酸盐或硅铝磷酸盐分子筛的合成<?in-line-formula description =“In-Line Formulas”end = “铅”?> [R 1] 2 3 3 4 (I)<?in-line-formula description =“In-line Formulas”end =“tail”?>其中R 1,R 2, 2和R 3独立地选自具有1至3个碳原子的烷基和具有1至3个碳原子的羟基烷基; R 4选自4-8元环烷基,任选被1至3个具有1至3个碳原子的烷基取代; 具有1至3个杂原子的4-至8-元杂环基,所述杂环基团任选被1至3个具有1至3个碳原子的烷基取代,所述杂环基中的杂原子选自O, N和S; 和任选被1至3个烷基取代的芳族基团,所述烷基具有1至3个碳原子; 而X - 是阴离子。
    • 9. 发明授权
    • Light olefin selective oxygenate conversion process using CHA framework type aluminosilicate
    • 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
    • US07772335B1
    • 2010-08-10
    • US12412788
    • 2009-03-27
    • Guang CaoJohn F. BrodyMatu J. Shah
    • Guang CaoJohn F. BrodyMatu J. Shah
    • C08F2/00C07C1/20C08F10/02
    • C01B39/48B01J29/7015B01J2229/42C07C1/20C08F10/02C08F210/16Y02P20/52Y02P30/42C07C11/04C08F2/00C08F210/06
    • 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.
    • 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。