ENERGY-EFFECTIVE PROCESS FOR CO-PRODUCING ETHYLENE AND DIMETHYL ETHER
    1.
    发明申请
    ENERGY-EFFECTIVE PROCESS FOR CO-PRODUCING ETHYLENE AND DIMETHYL ETHER 审中-公开
    联合生产乙烯和二甲醚的能源有效过程

    公开(公告)号:US20100056831A1

    公开(公告)日:2010-03-04

    申请号:US12377162

    申请日:2007-08-10

    IPC分类号: C07C41/09

    摘要: The present invention discloses a process for the co-production of ethylene and dimethyl ether, comprising (i) providing a feedstock comprising ethanol and methanol, with a weight ratio of methanol to ethanol being in a range of from 1:10 to 10:1; (ii) feeding the feedstock into a reaction zone containing a solid catalyst to give an effluent, wherein a reaction temperature is in a range of from 200 to 480° C., a reaction pressure is in a range of from 0 to 2 MPa (gauge), and a weight hourly space velocity of the feedstock is in a range of from 0.1 to 10 h−1, and wherein the solid catalyst is selected from the group consisting of alumina catalysts and crystalline aluminosilicate catalysts; and (iii) isolating ethylene and dimethyl ether from the effluent from step (ii).

    摘要翻译: 本发明公开了一种共生产乙烯和二甲醚的方法,其包括(i)提供包含乙醇和甲醇的原料,甲醇与乙醇的重量比为1:10至10:1 ; (ii)将原料进料到含有固体催化剂的反应区中,得到流出物,其中反应温度为200-480℃,反应压力为0-2MPa( 规格),并且原料的重时空速在0.1至10h -1的范围内,并且其中固体催化剂选自氧化铝催化剂和结晶硅铝酸盐催化剂; 和(iii)从步骤(ii)的流出物中分离乙烯和二甲醚。

    Method for the production of ethylene glycol
    2.
    发明授权
    Method for the production of ethylene glycol 有权
    乙二醇生产方法

    公开(公告)号:US08962895B2

    公开(公告)日:2015-02-24

    申请号:US14001120

    申请日:2012-02-24

    IPC分类号: C07C29/149 B01J8/06

    摘要: The present invention relates to a method for the production of ethylene glycol using a feedstock comprising an oxalate and a catalyst containing copper and/or a copper oxide, comprising contacting the feedstock with the catalyst in a reactor under the conditions of a temperature in the range from about 170 to about 270° C., a weight hourly space velocity of the oxalate in the range from about 0.2 to about 5 h−1, a molar ratio of hydrogen to the oxalate in the range from about 40:1 to about 200:1 and a reaction pressure in the range from about 1.5 to about 10 MPa, to produce an effluent containing ethylene glycol, in which the reactor is a tube-array reactor using partitioned heat exchange and adopting outer and inner tubes configured in a double-tube structure to facilitate the heat exchange of the catalyst.

    摘要翻译: 本发明涉及使用包含草酸盐和含有铜和/或氧化铜的催化剂的原料生产乙二醇的方法,包括在反应器中在等温范围内的温度条件下将反应器与催化剂接触 约170至约270℃,草酸盐的重时空速在约0.2至约5小时-1的范围内,氢与草酸的摩尔比在约40:1至约200的范围内 :1,反应压力在约1.5至约10MPa的范围内,以产生含有乙二醇的流出物,其中反应器是使用分隔热交换的管阵列反应器,并采用配置在双组分中的外管和内管, 管结构以促进催化剂的热交换。

    Process for Producing Cl-C4 Alkyl Nitrite
    3.
    发明申请
    Process for Producing Cl-C4 Alkyl Nitrite 有权
    生产Cl-C4烷基亚硝酸盐的方法

    公开(公告)号:US20110257425A1

    公开(公告)日:2011-10-20

    申请号:US13088253

    申请日:2011-04-15

    IPC分类号: C07C203/00

    CPC分类号: C07C201/04 C07C203/00

    摘要: The present invention relates to a process for producing C1-C4 alkyl nitrite, comprising loading a resin catalyst layer and/or a porous filler layer into a reactor, passing nitrogen oxide, oxygen and C1-C4 alkanol as raw materials through the resin catalyst layer and/or porous filler layer in a counter current, parallel current or cross current manner, reacting under the conditions including a reaction temperature of from 0 to 150° C., a reaction pressure of from −0.09 to 1.5 MPa, a molar ratio of C1-C4 alkanol/nitrogen oxide of 1-100:1, a molar ratio of nitrogen oxide/oxygen of 4-50:1, to obtain an effluent containing C1-C4 alkyl nitrite, wherein said nitrogen oxide is NO, or a mixed gas containing NO and one or more selected from N2O3 and NO2.

    摘要翻译: 本发明涉及一种生产C1-C4烷基亚硝酸盐的方法,包括将树脂催化剂层和/或多孔填料层装入反应器中,使氮氧化物,氧和C1-C4链烷醇作为原料通过树脂催化剂层 和/或多孔填料层,以相对电流,并联电流或交叉电流方式,在0〜150℃的反应温度,-0.09〜1.5MPa的反应压力,-0.09〜1.5MPa的反应压力, C1-C4链烷醇/氮氧化物为1-100:1,氮氧化物/氧摩尔比为4-50:1,得到含有C 1 -C 4烷基亚硝酸盐的流出物,其中所述氮氧化物为NO,或混合 含有NO和选自N 2 O 3和NO 2中的一种或多种的气体。

    Processes for producing an oxalate by coupling of CO
    4.
    发明授权
    Processes for producing an oxalate by coupling of CO 有权
    通过CO的偶联生产草酸盐的方法

    公开(公告)号:US08269036B2

    公开(公告)日:2012-09-18

    申请号:US12642590

    申请日:2009-12-18

    IPC分类号: C07C67/36

    CPC分类号: C07C67/36 C07C69/36

    摘要: Provided are processes for producing an oxalate by coupling of CO in the presence of a nitrite, wherein two or more reaction zones in series are used, and at least a portion of the oxalate as reaction product is separated between the reaction zones, and/or the nitrite is fed stagewise. The processes described herein can effectively enhance the selectivity to the oxalate and the single-pass conversion of the feedstock.

    摘要翻译: 本发明提供了在亚硝酸盐存在下偶联CO的方法,其中使用两个或更多个串联的反应区,并且至少一部分草酸盐作为反应产物在反应区之间分离,和/或 亚硝酸盐逐步进料。 本文所述的方法可以有效地提高对草酸盐的选择性和原料的单程转化。

    PROCESS FOR SELECTIVE OXIDATIVE DEHYDROGENATION OF A HYDROGEN-CONTAINING CO MIXED GAS
    5.
    发明申请
    PROCESS FOR SELECTIVE OXIDATIVE DEHYDROGENATION OF A HYDROGEN-CONTAINING CO MIXED GAS 有权
    含氢混合气体的选择性氧化脱氢方法

    公开(公告)号:US20110263726A1

    公开(公告)日:2011-10-27

    申请号:US13087798

    申请日:2011-04-15

    IPC分类号: C07C27/00

    摘要: A process for selective oxidative dehydrogenation of a hydrogen-containing CO mixed gas, comprising contacting a hydrogen-containing CO mixed gas raw material with at least one catalyst entity having an increased activity gradient disposed in a reactor under at least one reaction condition chosen from a reaction temperature ranging from 100 to 300° C., a volume space velocity ranging from 100 to 10000 h−1, and a reaction pressure ranging from −0.08 to 5.0 MPa, wherein the molar ratio of oxygen to hydrogen in the raw material ranges from 0.5:1 to 5:1.

    摘要翻译: 一种用于含氢CO混合气体的选择性氧化脱氢的方法,包括使含氢CO混合气体原料与设置在反应器中的活化梯度增加的至少一个催化剂实体在至少一个反应条件下接触,所述反应条件选自 反应温度为100〜300℃,体积空间速度为100〜10000h -1,反应压力为-0.08〜5.0MPa,原料中氧与氢的摩尔比为 0.5:1至5:1。

    METHOD FOR THE PRODUCTION OF ETHYLENE GLYCOL
    6.
    发明申请
    METHOD FOR THE PRODUCTION OF ETHYLENE GLYCOL 有权
    乙二醇生产方法

    公开(公告)号:US20130338406A1

    公开(公告)日:2013-12-19

    申请号:US14001120

    申请日:2012-02-24

    IPC分类号: C07C29/149

    摘要: The present invention relates to a method for the production of ethylene glycol using a feedstock comprising an oxalate and a catalyst containing copper and/or a copper oxide, comprising contacting the feedstock with the catalyst in a reactor under the conditions of a temperature in the range from about 170 to about 270° C., a weight hourly space velocity of the oxalate in the range from about 0.2 to about 5 h−1, a molar ratio of hydrogen to the oxalate in the range from about 40:1 to about 200:1 and a reaction pressure in the range from about 1.5 to about 10 MPa, to produce an effluent containing ethylene glycol, in which the reactor is a tube-array reactor using partitioned heat exchange and adopting outer and inner tubes configured in a double-tube structure to facilitate the heat exchange of the catalyst.

    摘要翻译: 本发明涉及使用包含草酸盐和含有铜和/或氧化铜的催化剂的原料生产乙二醇的方法,包括在反应器中在等温范围内的温度条件下将反应器与催化剂接触 约170至约270℃,草酸盐的重时空速在约0.2至约5小时-1的范围内,氢与草酸的摩尔比在约40:1至约200的范围内 :1,反应压力在约1.5至约10MPa的范围内,以产生含有乙二醇的流出物,其中反应器是使用分隔热交换的管阵列反应器,并采用配置在双组分中的外管和内管, 管结构以促进催化剂的热交换。

    Process for selective oxidative dehydrogenation of a hydrogen-containing CO mixed gas
    7.
    发明授权
    Process for selective oxidative dehydrogenation of a hydrogen-containing CO mixed gas 有权
    含氢CO混合气的选择性氧化脱氢方法

    公开(公告)号:US08574522B2

    公开(公告)日:2013-11-05

    申请号:US13087798

    申请日:2011-04-15

    IPC分类号: C01B17/16 C07C7/152

    摘要: A process for selective oxidative dehydrogenation of a hydrogen-containing CO mixed gas, comprising contacting a hydrogen-containing CO mixed gas raw material with at least one catalyst entity having an increased activity gradient disposed in a reactor under at least one reaction condition chosen from a reaction temperature ranging from 100 to 300° C., a volume space velocity ranging from 100 to 10000 h−1, and a reaction pressure ranging from −0.08 to 5.0 MPa, wherein the molar ratio of oxygen to hydrogen in the raw material ranges from 0.5:1 to 5:1.

    摘要翻译: 一种用于含氢CO混合气体的选择性氧化脱氢的方法,包括使含氢CO混合气体原料与设置在反应器中的活化梯度增加的至少一个催化剂实体在至少一个反应条件下接触,所述反应条件选自 反应温度为100〜300℃,体积空间速度为100〜10000h -1,反应压力为-0.08〜5.0MPa,原料中氧与氢的摩尔比为 0.5:1至5:1。

    PROCESS OF PRODUCING OXALATE BY CO GAS PHASE METHOD
    8.
    发明申请
    PROCESS OF PRODUCING OXALATE BY CO GAS PHASE METHOD 有权
    通过气相法制备氧化铝的方法

    公开(公告)号:US20130079549A1

    公开(公告)日:2013-03-28

    申请号:US13702280

    申请日:2011-06-09

    IPC分类号: C07C67/36

    CPC分类号: C07C67/36 B01J23/44 C07C69/36

    摘要: A process of producing oxalate by CO gas phase method includes the following steps: a) introducing nitrite salt, water and an inorganic acid first into a reactor I to produce a NO containing effluent I; and separating the resultant effluent to obtain the effluent II of NO; b) introducing the effluent II of NO, a C1-C4 alkanol and oxygen into a reactor II to be subjected to the reaction, and separating the resultant effluent to obtain the effluent IV of C1-C4 alkyl nitrites; c) introducing the effluent IV of C1-C4 alkyl nitrites and a CO gas stream into a coupling reactor where they are reacted to produce a NO containing effluent VI. The reactor I and/or the reactor II are preferably rotating supergravity reactors. Therefore, the process is applicable to the industrial production of oxalate by CO gas phase method.

    摘要翻译: 通过CO气相法制备草酸盐的方法包括以下步骤:a)首先将亚硝酸盐,水和无机酸引入反应器I中以产生含NO的流出物I; 并分离出所得的流出物,得到NO的流出物II; b)将NO,C1-C4链烷醇和氧气的流出物II引入待反应的反应器II中,并分离得到的流出物,得到C1-C4烷基亚硝酸盐的流出物IV; c)将C1-C4烷基亚硝酸盐的流出物IV和CO气流引入偶联反应器中,在其中反应生成含NO的流出物VI。 反应器I和/或反应器II优选为旋转超重力反应器。 因此,该方法适用于CO气相法工业生产草酸盐。

    Processes for Producing an Oxalate by Coupling of CO
    9.
    发明申请
    Processes for Producing an Oxalate by Coupling of CO 有权
    通过CO耦合生产草酸盐的方法

    公开(公告)号:US20100160671A1

    公开(公告)日:2010-06-24

    申请号:US12642590

    申请日:2009-12-18

    IPC分类号: C07C67/36

    CPC分类号: C07C67/36 C07C69/36

    摘要: Provided are processes for producing an oxalate by coupling of CO in the presence of a nitrite, wherein two or more reaction zones in series are used, and at least a portion of the oxalate as reaction product is separated between the reaction zones, and/or the nitrite is fed stagewise. The processes described herein can effectively enhance the selectivity to the oxalate and the single-pass conversion of the feedstock.

    摘要翻译: 本发明提供了在亚硝酸盐存在下偶联CO的方法,其中使用两个或更多个串联的反应区,并且至少一部分草酸盐作为反应产物在反应区之间分离,和/或 亚硝酸盐逐步进料。 本文所述的方法可以有效地提高对草酸盐的选择性和原料的单程转化。

    Process of producing oxalate by CO gas phase method
    10.
    发明授权
    Process of producing oxalate by CO gas phase method 有权
    通过CO气相法生产草酸盐的方法

    公开(公告)号:US08921592B2

    公开(公告)日:2014-12-30

    申请号:US13702280

    申请日:2011-06-09

    IPC分类号: C07C69/36 C07C67/36 B01J23/44

    CPC分类号: C07C67/36 B01J23/44 C07C69/36

    摘要: A process of producing oxalate by CO gas phase method includes the following steps: a) introducing nitrite salt, water and an inorganic acid first into a reactor I to produce a NO containing effluent I; and separating the resultant effluent to obtain the effluent II of NO; b) introducing the effluent II of NO, a C1-C4 alkanol and oxygen into a reactor II to be subjected to the reaction, and separating the resultant effluent to obtain the effluent IV of C1-C4 alkyl nitrites; c) introducing the effluent IV of C1-C4 alkyl nitrites and a CO gas stream into a coupling reactor where they are reacted to produce a NO containing effluent VI. The reactor I and/or the reactor II are preferably rotating supergravity reactors. Therefore, the process is applicable to the industrial production of oxalate by CO gas phase method.

    摘要翻译: 通过CO气相法制备草酸盐的方法包括以下步骤:a)首先将亚硝酸盐,水和无机酸引入反应器I中以产生含NO的流出物I; 并分离出所得的流出物,得到NO的流出物II; b)将NO,C1-C4链烷醇和氧气的流出物II引入待反应的反应器II中,并分离得到的流出物,得到C1-C4烷基亚硝酸盐的流出物IV; c)将C1-C4烷基亚硝酸盐的流出物IV和CO气流引入偶联反应器中,在其中反应生成含NO的流出物VI。 反应器I和/或反应器II优选为旋转超重力反应器。 因此,该方法适用于CO气相法工业生产草酸盐。