SYNTHESIS OF AMINES USING BORON-CONTAINING MOLECULAR SIEVE CHA
    73.
    发明申请
    SYNTHESIS OF AMINES USING BORON-CONTAINING MOLECULAR SIEVE CHA 有权
    使用含硼分子筛CHA的合成氨基酸

    公开(公告)号:US20080300425A1

    公开(公告)日:2008-12-04

    申请号:US11941715

    申请日:2007-11-16

    IPC分类号: C07C209/00

    摘要: A process for producing methylamine or dimethylamine comprising reacting methanol, dimethyl ether or a mixture thereof, and ammonia in the gaseous phase in the presence of a catalyst comprising a boron-containing molecular sieve having the CHA crystal structure; and comprising (1) silicon oxide and (2) boron oxide or a combination of boron oxide and aluminum oxide, iron oxide, titanium oxide, gallium oxide and mixtures thereof; and wherein the mole ratio of silicon oxide to boron oxide in said boron-containing molecular sieve is between 15, and 125. Also a method for producing methylamine or dimethylamine comprising selecting the boron-containing molecular sieve having the CHA crystal structure and the desired mole ratio of silicon oxide to boron oxide and reacting methanol, dimethyl ether or a mixture thereof and ammonia in the presence of the catalyst.

    摘要翻译: 在包含具有CHA晶体结构的含硼分子筛的催化剂的存在下,在甲醇,二甲醚或其混合物和氨气中反应生产甲胺或二甲胺的方法; 并且包括(1)氧化硅和(2)氧化硼或氧化硼和氧化铝的组合,氧化铁,氧化钛,氧化镓及其混合物; 并且其中所述含硼分子筛中氧化硅与氧化硼的摩尔比为15至125.另外,制备甲胺或二甲胺的方法包括选择具有CHA晶体结构的含硼分子筛和所需的摩尔 氧化硅与氧化硼的比例,并在催化剂存在下使甲醇,二甲醚或其混合物与氨反应。

    METHOD OF PREPARING MOLECULAR SIEVE SSZ-74
    75.
    发明申请
    METHOD OF PREPARING MOLECULAR SIEVE SSZ-74 有权
    制备分子筛SSZ-74的方法

    公开(公告)号:US20080292543A1

    公开(公告)日:2008-11-27

    申请号:US12039291

    申请日:2008-02-28

    IPC分类号: C01B39/04

    CPC分类号: C01B37/02 C01B39/48

    摘要: A method of preparing a crystalline material, herein designated as SSZ-74, comprising contacting under crystallization conditions (1) a source of silicon oxide, (2) a source of another metal oxide, (3) fluoride ions, and (4) a structure directing agent comprising a hexamethylene-1,6-bis-(N-methyl-N-pyrrolidinium) dication. A method of preparing a crystalline material having a defined X-ray powder diffraction pattern, by (1) forming a reaction mixture having one or more metal oxides, one being silicon oxide, and a hexamethylene-1,6-bis-(N-methyl-N-pyrrolidinium) dication, (2) maintaining the reaction mixture at an elevated temperature until crystals are formed, (3) separating the crystalline material, and (4) optionally calcining the crystalline material. A method for preparing a crystalline material, comprising (1) forming a defined reaction mixture, (2) maintaining the reaction mixture under conditions where crystals are formed, (3) separating out the crystalline material, and (4) water-washing and drying the crystalline material such that it has a defined X-ray powder diffraction pattern.

    摘要翻译: 一种制备结晶材料的方法,这里称为SSZ-74,包括在结晶条件下接触(1)氧化硅源,(2)另一种金属氧化物源,(3)氟离子和(4) 结构导向剂包含六亚甲基-1,6-双 - (N-甲基-N-吡咯烷鎓)二阳离子。 (1)形成具有一种或多种金属氧化物的反应混合物,一种是氧化硅和六亚甲基-1,6-双 - (N-甲基-2-吡咯烷酮)的制备具有规定的X射线粉末衍射图的结晶材料的方法, (2)将反应混合物保持在高温直到形成晶体,(3)分离结晶材料,和(4)任选地煅烧结晶材料。 一种制备结晶材料的方法,包括(1)形成规定的反应混合物,(2)在形成晶体的条件下保持反应混合物,(3)分离结晶材料,和(4)水洗和干燥 结晶材料使得其具有限定的X射线粉末衍射图。