METHANOL SYNTHESIS PROCESS
    2.
    发明申请
    METHANOL SYNTHESIS PROCESS 有权
    甲醇合成方法

    公开(公告)号:US20120165418A1

    公开(公告)日:2012-06-28

    申请号:US13378595

    申请日:2010-05-24

    IPC分类号: C07C27/00

    摘要: A methanol synthesis process includes reacting a process gas containing hydrogen, carbon dioxide and carbon monoxide over a catalyst including shaped units formed from a reduced and passivated catalyst powder the powder including copper in the range 10-80% by weight, zinc oxide in the range 20-90% by weight, alumina in the range 5-60% by weight and optionally one or more oxidic promoter compounds selected from compounds of Mg, Cr, Mn, V, Ti, Zr, Ta, Mo, W, Si and rare earths in the range 0.01-10% by weight, to form a product gas, and condensing methanol, water and oxygenate by-products therefrom, wherein the total oxygenate by-product level in the condensate is below 500 ppm.

    摘要翻译: 甲醇合成方法包括使含有氢气,二氧化碳和一氧化碳的工艺气体在催化剂上反应,所述催化剂包括由还原和钝化的催化剂粉末形成的成形单元,该粉末包括10-80重量%的铜,范围为10-80重量%的氧化锌 20-90重量%,氧化铝在5-60重量%范围内,以及任选的一种或多种选自Mg,Cr,Mn,V,Ti,Zr,Ta,Mo,W,Si和稀有金属的氧化促进剂化合物 地球在0.01-10重量%的范围内,以形成产物气体,并从其中冷凝甲醇,水和含氧化合物副产物,其中冷凝物中的总含氧化合物副产物水平低于500ppm。

    COBALT CATALYSTS
    3.
    发明申请
    COBALT CATALYSTS 审中-公开
    钴催化剂

    公开(公告)号:US20120071571A1

    公开(公告)日:2012-03-22

    申请号:US13126306

    申请日:2009-10-01

    摘要: A catalyst suitable for the Fischer-Tropsch synthesis of hydrocarbons is described comprising cobalt nanocrystallites containing a precious metal promoter, dispersed over the surface of a porous transition alumina powder wherein the cobalt content of the catalyst is ≧25% by weight, the precious metal promoter metal promoter content of the catalyst is in the range 0.05 to 0.25% by weight, and the cobalt crystallites have a average size, as determined by hydrogen chemisorption, of ≧15 nm. A method for making the catalyst is also described.

    摘要翻译: 描述了适用于烃的费 - 托合成的催化剂,其包含分散在多孔过渡氧化铝粉末的表面上的含有贵金属助催化剂的钴纳米晶,其中催化剂的钴含量为≥25重量%,贵金属助催化剂 催化剂的金属助催化剂含量在0.05-0.25重量%的范围内,并且钴微晶具有通过氢化学吸附测定的≥15nm的平均尺寸。 还描述了制备催化剂的方法。

    Aldol condensation
    8.
    发明授权
    Aldol condensation 失效
    醛醇缩合

    公开(公告)号:US06586636B2

    公开(公告)日:2003-07-01

    申请号:US09861529

    申请日:2001-05-22

    IPC分类号: C07C4572

    摘要: Production of unsaturated aldehydes by the aldol condensation of straight chain aldehydes, e.g. butyraldehyde, by contacting the aldehyde in the vapour phase with a particulate catalyst comprising at least one basic alkali metal compound supported on an inert substrate at a temperature above 175° C.

    摘要翻译: 通过直链醛的醛醇缩合制备不饱和醛,例如 丁醛,通过使气相中的醛与在175℃以上的温度下负载在惰性基材上的至少一种碱性碱金属化合物的颗粒催化剂接触。