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    • 1. 发明授权
    • Process for producing aromatic hydrocarbon and hydrogen
    • 芳烃和氢气的制备方法
    • US08148590B2
    • 2012-04-03
    • US11658399
    • 2005-07-28
    • Masaru IchikawaRyoichi KojimaYuji OgawaMasamichi Kuramoto
    • Masaru IchikawaRyoichi KojimaYuji OgawaMasamichi Kuramoto
    • C07C15/00
    • B01J37/0009B01J29/48B01J29/90B01J37/0018B01J38/10B01J2229/18B01J2229/42C01B3/26C01B2203/0277C01B2203/1041C01B2203/1047C01B2203/1082C01B2203/1241C07C2/84Y02P20/584Y02P20/588Y10S585/943
    • A process for producing aromatic hydrocarbons and hydrogen, in which a lower hydrocarbons-containing feedstock gas is reformed by being supplied to and being brought into contact with a catalyst under high temperature conditions thereby forming aromatic hydrocarbons and hydrogen. The method includes the steps of (a) supplying a hydrogen gas together with the feedstock gas during a supply of the feedstock gas; and (b) suspending the supply of the feedstock gas for a certain period of time while keeping a condition of a supply of the hydrogen gas. The catalyst is exemplified by a metallo-silicate carrying molybdenum and a metallo-silicate carrying molybdenum and rhodium. An amount of the hydrogen gas supplied together with the feedstock gas is set to be preferably larger than 2% and smaller than 10%, more preferably within a range of from 4 to 8%, much more preferably 8%. As a pretreatment for a reforming reaction by which aromatic hydrocarbons and hydrogen are formed, the catalyst is increased in temperature and kept at the temperature for a certain period of time while a gas containing methane and hydrogen is supplied thereto.
    • 一种生产芳烃和氢的方法,其中含低级烃的原料气体通过在高温条件下被供给并与催化剂接触而重整,从而形成芳族烃和氢。 该方法包括以下步骤:(a)在原料气体的供给期间,与原料气体一起供应氢气; 和(b)在保持氢气供应状态的同时暂停供应原料气一段时间。 催化剂的例子是载有钼的金属硅酸盐和携带钼和铑的金属硅酸盐。 与原料气体一起供给的氢气的量优选设定为2%以上且小于10%,更优选在4〜8%的范围内,进一步优选为8%以下。 作为形成芳烃和氢的重整反应的预处理,催化剂的温度升高并在该温度下保持一段时间,同时向其中供给含有甲烷和氢气的气体。
    • 2. 发明授权
    • Process for production of aromatic compound
    • 芳香族化合物生产工艺
    • US08097763B2
    • 2012-01-17
    • US12067148
    • 2006-09-29
    • Masaru IchikawaRyoichi KojimaYuji OgawaMasamichi Kuramoto
    • Masaru IchikawaRyoichi KojimaYuji OgawaMasamichi Kuramoto
    • C07C2/42
    • C07C2/76C07C15/02
    • An aromatic compound, particularly benzene, is stably produced in the presence of a catalyst from a lower hydrocarbon having 2 or more carbon atoms, particularly from an ethane-containing gas composition such as ethane gas and natural gas. Disclosed is a process for producing an aromatic compound by reacting ethane or an ethane-containing raw gas in the presence of a catalyst. The catalyst may comprise molybdenum carried on metallosilicate such as H-type ZSM-5H or H-type MCM-22. In the reaction, the temperature is from 550 to 750° C., preferably not lower than 600° C. and not higher than 680° C. Additionally, the raw gas further contains methane and hydrogen is added thereto, thereby improving the production efficiency and stability.
    • 在具有2个或更多个碳原子的低级烃的催化剂的存在下,特别是从含乙烷的气体组合物如乙烷气体和天然气中稳定地制备芳族化合物,特别是苯。 公开了一种在催化剂存在下使乙烷或含乙烷的原料气体反应生成芳族化合物的方法。 催化剂可以包括载在金属硅酸盐上的钼,例如H型ZSM-5H或H型MCM-22。 在该反应中,温度为550〜750℃,优选为600℃以上且不高于680℃。此外,原料气体还含有甲烷,向其中添加氢,从而提高生产效率 和稳定性。
    • 5. 发明申请
    • PROCESS FOR PRODUCTION OF AROMATIC COMPOUND
    • 芳香化合物生产工艺
    • US20090240093A1
    • 2009-09-24
    • US12067148
    • 2006-09-29
    • Masaru IchikawaRyoichi KojimaYuji OgawaMasamichi Kuramoto
    • Masaru IchikawaRyoichi KojimaYuji OgawaMasamichi Kuramoto
    • C07C2/00
    • C07C2/76C07C15/02
    • An aromatic compound, particularly benzene, is stably produced in the presence of a catalyst from a lower hydrocarbon having 2 or more carbon atoms, particularly from an ethane-containing gas composition such as ethane gas and natural gas. Disclosed is a process for producing an aromatic compound by reacting ethane or an ethane-containing raw gas in the presence of a catalyst. The catalyst may comprise molybdenum carried on metallosilicate such as H-type ZSM-5H or H-type MCM-22. In the reaction, the temperature is from 550 to 750° C., preferably not lower than 600° C. and not higher than 680° C. Additionally, the raw gas further contains methane and hydrogen is added thereto, thereby improving the production efficiency and stability.
    • 在具有2个或更多个碳原子的低级烃的催化剂的存在下,特别是从含乙烷的气体组合物如乙烷气体和天然气中稳定地制备芳族化合物,特别是苯。 公开了一种在催化剂存在下使乙烷或含乙烷的原料气体反应生成芳族化合物的方法。 催化剂可以包括载在金属硅酸盐上的钼,例如H型ZSM-5H或H型MCM-22。 在该反应中,温度为550〜750℃,优选为600℃以上且不高于680℃。此外,原料气体还含有甲烷,向其中添加氢,从而提高生产效率 和稳定性。
    • 6. 发明申请
    • PROCESS FOR PRODUCTION OF AROMATIC HYDROCARBON
    • 生产芳香烃的方法
    • US20090076316A1
    • 2009-03-19
    • US11816068
    • 2006-02-08
    • Masaru IchikawaRyoichi KojimaSatoshi Kikuchi
    • Masaru IchikawaRyoichi KojimaSatoshi Kikuchi
    • C07C2/52
    • B01J29/076B01J29/48B01J29/7815B01J29/7876B01J2229/12B01J2229/18B01J2229/32C07C2/84C07C2529/48C07C2529/78C07C15/02
    • A process for producing an aromatic hydrocarbon, comprises heating the hydrocarbon in the presence of a catalyst carrying a molybdenum compound or a rhenium compound on a metallosilicate carrier modified with a silicon compound, a sodium compound or a calcium compound. The silicon compound is a silane compound having a basic group selected from amino, alkylamino and pyridyl groups and an organic group of a size equal to or greater than the pore size of the metallosilicate and selected from trialkoxy and triphenyl groups and the sodium compound or the calcium compound is a compound having an organic group of a size equal to or greater than the pore size of the metallosilicate and selected from crown ether, hexafluoropentanedione and acetylacetonate. The silane compound, the sodium compound or the calcium compound is modified so as to make an oxide thereof by impregnating the metallosilicate carrier with it and subsequently heat-treating it in an oxygen-containing atmosphere.
    • 一种制备芳族烃的方法,包括在载有钼化合物或铼化合物的催化剂存在下,在用硅化合物,钠化合物或钙化合物改性的金属硅酸盐载体上加热烃。 硅化合物是具有选自氨基,烷基氨基和吡啶基的碱性基团的硅烷化合物和等于或大于金属硅酸盐孔径的有机基团,选自三烷氧基和三苯基,并且钠化合物或 钙化合物是具有等于或大于金属硅酸盐孔径的有机基团并选自冠醚,六氟戊二酮和乙酰丙酮化物的化合物。 对硅烷化合物,钠化合物或钙化合物进行改性以通过用其浸渍金属硅酸盐载体并随后在含氧气氛中进行热处理来制备其氧化物。