CATALYST AND PROCESS USING THE CATALYST
    4.
    发明申请
    CATALYST AND PROCESS USING THE CATALYST 审中-公开
    催化剂和使用催化剂的方法

    公开(公告)号:US20090177016A1

    公开(公告)日:2009-07-09

    申请号:US12401086

    申请日:2009-03-10

    摘要: A catalyst which comprises a carrier and silver deposited on the carrier, which carrier has a surface area of at least 1 m2/g, and a pore size distribution such that pores with diameters in the range of from 0.2 to 10 μm represent at least 70% of the total pore volume and such pores together provide a pore volume of at least 0.27 ml/g, relative to the weight of the carrier; a process for the preparation of a catalyst which process comprises depositing silver on a carrier, wherein the carrier has been obtained by a method which comprises forming a mixture comprising: a) from 50 to 90% w of a first particulate α-alumina having an average particle size (d50) of from more than 10 up to 100 μm; and b) from 10 to 50% w of a second particulate α-alumina having an average particle size (d50) of from 1 to 10 μm; % w being based on the total weight of α-alumina in the mixture; and shaping the mixture into formed bodies and firing the formed bodies to form the carrier, and a process for the epoxidation of an olefin, which process comprises reacting an olefin with oxygen in the presence of a said catalyst.

    摘要翻译: 一种催化剂,其包含沉积在载体上的载体和银,该载体具有至少1m 2 / g的表面积,孔径分布使得直径在0.2-10μm范围内的孔表示至少70 相对于载体的重量,总孔体积的%和这些孔一起提供至少0.27ml / g的孔体积; 一种制备催化剂的方法,该方法包括在载体上沉积银,其中载体已经通过包括形成混合物的方法获得,所述方法包括:a)50-90%w的第一颗粒α-氧化铝,其具有 平均粒径(d50)大于10至100μm; 和b)10至50%w的平均粒径(d50)为1-10μm的第二颗粒状α-氧化铝; %w基于混合物中α-氧化铝的总重量; 并将混合物成型为成形体并焙烧成形体以形成载体,以及烯烃环氧化方法,该方法包括在所述催化剂存在下使烯烃与氧气反应。

    Catalyst, a process for preparing the catalyst and a process for the production of an olefin oxide, a 1,2-diol, a 1,2 diol ether, or an alkanolamine
    5.
    发明授权
    Catalyst, a process for preparing the catalyst and a process for the production of an olefin oxide, a 1,2-diol, a 1,2 diol ether, or an alkanolamine 有权
    催化剂,制备催化剂的方法和制备烯烃氧化物,1,2-二醇,1,2-二醇醚或链烷醇胺的方法

    公开(公告)号:US08084390B2

    公开(公告)日:2011-12-27

    申请号:US11921610

    申请日:2006-06-06

    IPC分类号: B01J23/48 B01J23/50

    摘要: A catalyst which comprises a carrier and silver deposited on the carrier, which carrier has a surface area of at least 1.3 m2/g, a median pore diameter of more than 0.8 μm, and a pore size distribution wherein at least 80% of the total pore volume is contained in pores with diameters in the range of from 0.1 to 10 μm and at least 80% of the pore volume contained in the pores with diameters in the range of from 0.1 to 10 μm is contained in pores with diameters in the range of from 0.3 to 10 μm; process for the preparation of a catalyst which process comprises depositing silver on a carrier, wherein the carrier has been obtained by a method which comprises forming a mixture comprising: a) from 50 to 95 weight percent of a first particulate a-alumina having a median particle size (d50) of from 5 to 100 μm; b) from 5 to 50 weight percent of a second particulate a-alumina having a d50 which is less than the d50 of the first particulate a-alumina and which is in the range of from 1 to 10 μm; and c) an alkaline earth metal silicate bond material; weight percent being based on the total weight of a-alumina in the mixture; and firing the mixture to form the carrier; a process for the epoxidation of an olefin, which process comprises reacting a feed comprising an olefin and oxygen in the presence of a said catalyst; and a process for preparing a 1,2-diol, a 1,2-diol ether or an alkanolamine.

    摘要翻译: 一种催化剂,其包含沉积在载体上的载体和银,该载体的表面积至少为1.3m 2 / g,中值孔径大于0.8μm,孔径分布为总共至少80% 孔体积包含在直径在0.1至10μm范围内的孔中,并且直径在0.1至10μm范围内的孔中所含的孔体积的至少80%包含在直径范围内的孔中 为0.3〜10μm; 一种制备催化剂的方法,该方法包括在载体上沉积银,其中载体已经通过包括形成混合物的方法获得,所述方法包括:a)50至95重量%的第一颗粒状α-氧化铝,其具有中间 粒度(d50)为5〜100μm; b)5至50重量%的具有小于第一颗粒α-氧化铝的d50并且在1至10μm范围内的d50的第二颗粒状α-氧化铝; 和c)碱土金属硅酸盐粘合材料; 重量百分比基于混合物中α-氧化铝的总重量; 并将混合物烧制成载体; 一种烯烃环氧化方法,该方法包括在所述催化剂存在下使包含烯烃和氧的进料反应; 和1,2-二醇,1,2-二醇醚或链烷醇胺的制备方法。

    PROCESS FOR THE PRODUCTION OF A 1,2-DIOL, A 1,2-DIOL ETHER, OR AN ALKANOLAMINE
    7.
    发明申请
    PROCESS FOR THE PRODUCTION OF A 1,2-DIOL, A 1,2-DIOL ETHER, OR AN ALKANOLAMINE 有权
    生产1,2-二醇,1,2-二醇醚或烷醇胺的方法

    公开(公告)号:US20120065433A1

    公开(公告)日:2012-03-15

    申请号:US13300160

    申请日:2011-11-18

    摘要: A catalyst which comprises a carrier and silver deposited on the carrier, which carrier has a surface area of at least 1.3 m2/g, a median pore diameter of more than 0.8 μm, and a pore size distribution wherein at least 80% of the total pore volume is contained in pores with diameters in the range of from 0.1 to 10 μm and at least 80% of the pore volume contained in the pores with diameters in the range of from 0.1 to 10 μm is contained in pores with diameters in the range of from 0.3 to 10 μm; process for the preparation of a catalyst which process comprises depositing silver on a carrier, wherein the carrier has been obtained by a method which comprises forming a mixture comprising: a) from 50 to 95 weight percent of a first particulate a-alumina having a median particle size (d50) of from 5 to 100 μm; b) from 5 to 50 weight percent of a second particulate a-alumina having a d50 which is less than the d50 of the first particulate a-alumina and which is in the range of from 1 to 10 μm; and c) an alkaline earth metal silicate bond material; weight percent being based on the total weight of a-alumina in the mixture; and firing the mixture to form the carrier; a process for the epoxidation of an olefin, which process comprises reacting a feed comprising an olefin and oxygen in the presence of a said catalyst; and a process for preparing a 1,2-diol, a 1,2-diol ether or an alkanolamine.

    摘要翻译: 一种催化剂,其包含沉积在载体上的载体和银,该载体的表面积至少为1.3m 2 / g,中值孔径大于0.8μm,孔径分布为总共至少80% 孔体积包含在直径在0.1至10μm范围内的孔中,并且直径在0.1至10μm范围内的孔中所含的孔体积的至少80%包含在直径范围内的孔中 为0.3〜10μm; 一种制备催化剂的方法,该方法包括在载体上沉积银,其中载体已经通过包括形成混合物的方法获得,所述方法包括:a)50至95重量%的第一颗粒状α-氧化铝,其具有中间 粒度(d50)为5〜100μm; b)5至50重量%的具有小于第一颗粒α-氧化铝的d50并且在1至10μm范围内的d50的第二颗粒状α-氧化铝; 和c)碱土金属硅酸盐粘合材料; 重量百分比基于混合物中α-氧化铝的总重量; 并将混合物烧制成载体; 一种烯烃环氧化方法,该方法包括在所述催化剂存在下使包含烯烃和氧的进料反应; 和1,2-二醇,1,2-二醇醚或链烷醇胺的制备方法。