Oxidative dehydrogenation processes
    2.
    发明授权
    Oxidative dehydrogenation processes 失效
    氧化脱氢方法

    公开(公告)号:US3862255A

    公开(公告)日:1975-01-21

    申请号:US37464873

    申请日:1973-06-28

    CPC classification number: B01J23/78 B01J23/8946 B01J27/18 C07C5/48

    Abstract: Organic compounds are dehydrogenated to compounds having a higher degree of unsaturation by contacting the feedstock in the vapor phase at an elevated temperature in the presence of an oxygen-containing gas with a calcined catalyst containing a ferrous group metal, e.g., nickel, in combination with phosphorus, at least one Group IIa metal and oxygen. Representative of such conversions is the oxidative dehydrogenation of butane to 1,3-butadiene. The conversion products are valuable compounds particularly useful as intermediates for the preparation of polymeric materials such as synthetic rubbers and the like.

    Abstract translation: 将有机化合物脱氢成具有较高不饱和度的化合物,通过在含氧气体存在下,在升高的温度下将气相中的原料与含有亚铁金属(例如镍)的煅烧催化剂结合使用,与 磷,至少一种IIa族金属和氧。 这种转化的代表是将丁烷氧化脱氢成1,3-丁二烯。 转化产物是有价值的化合物,特别可用作制备聚合材料如合成橡胶等的中间体。

    Catalyst
    3.
    发明授权
    Catalyst 失效
    催化剂

    公开(公告)号:US3897369A

    公开(公告)日:1975-07-29

    申请号:US42087873

    申请日:1973-12-03

    Inventor: BERTUS BRENT J

    CPC classification number: B01J23/888 C07C5/48

    Abstract: Organic compounds, particularly hydrocarbons, are oxidatively dehydrogenated to more unsaturated compounds by contact, under reactions conditions, with air, steam and a calcined solid catalyst composition comprising tungsten, tin and at least one metal of the iron subgroup of Group VIII. In one embodiment, isopentene is converted to isoprene over a nickel/tungsten/tin/oxygen catalyst at a conversion of 36 percent and with a modivity (modified selectivity) of 72 percent.

    Abstract translation: 在反应条件下,空气,蒸汽和包含钨,锡和至少一种第Ⅷ族铁族金属的煅烧固体催化剂组合物的接触,有机化合物,特别是烃,被氧化脱氢成更多不饱和化合物。 在一个实施方案中,异氰酸酯以36%的转化率和72%的改性(改性选择性)在镍/钨/锡/氧催化剂上转化为异戊二烯。

    Catalysts for oxidative dehydrogenation
    4.
    发明授权
    Catalysts for oxidative dehydrogenation 失效
    氧化脱氢催化剂

    公开(公告)号:US3886091A

    公开(公告)日:1975-05-27

    申请号:US40909473

    申请日:1973-10-24

    Inventor: BERTUS BRENT J

    CPC classification number: B01J23/835

    Abstract: 1. A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A CALCINED ADMIXTURE OF (I) COBALT OXIDE, COMPOUND OF COBALT CONVERTIBLE TO THE OXIDE ON DRYING OF CALCINING, OR THE SULFATE, (II) TIN OXIDE, COMPOUND OF TIN CONVERTIBLE TO THE OXIDE ON DRYING OR CALCINATION, OR SULFATE, AND (III) A GROUP IIA METAL OXIDE, COMPOUND CONVERTIBLE TO A GROUP IIA OXIDE ON CALCINATION, OR SULFATE, SUCH THAT IN SAID CALCINED COMPOSITION OF MATTER COBALT REPRESENTS ABOUT 10 TO 75 WEIGHT PERCENT, TIN REPRESENTS ABOUT 1 TO 50 WEIGHT PERCENT, AND GROUP IIA METAL REPRESENTS ABOUT 0.5 TO 60 WEIGHT PERCENT. 4. THE CATALYST COMPOSITION ACCORDING TO CLAIM 1 WHEREIN FURTHER IS INCLUDED IN SAID CATALYST COMPOSITION A SUPPORT, AND SAID SUPPORT IS ONE OR MORE OF SILICA, BORIA, TITANIA, AND ZIRCO-NIA.

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