Oxidative dehydrogenation processes

    公开(公告)号:US3821324A

    公开(公告)日:1974-06-28

    申请号:US24538272

    申请日:1972-04-19

    Inventor: BERTUS B

    CPC classification number: C07C5/48 B01J23/20 B01J23/30

    Abstract: Organic compounds, particularly hydrocarbons, are oxidatively dehydrogenated to more unsaturated compounds by contact, under reaction conditions, with air, steam and a calcined solid catalyst composition comprising titanium, at least one component selected from the group consisting of tungsten or molybdenum, and at least one component selected from the group consisting of phosphorus, bismuth, lead, antimony or arsenic. Representative of such oxidative dehydrogenation processes is the conversion of butane to butenes and butadienes. Isopentenes are converted to isoprene using a catalyst comprising titanium, tungsten, bismuth and oxygen.

    Processes for dehydrogenation of hydrocarbons
    2.
    发明授权
    Processes for dehydrogenation of hydrocarbons 失效
    烃脱氢方法

    公开(公告)号:US3852369A

    公开(公告)日:1974-12-03

    申请号:US36348573

    申请日:1973-05-24

    Abstract: Organic compounds are dehydrogenated to compounds having a higher degree of unsaturation by contacting the feedstock in the vapor phase in the presence of an oxygen-containing gas with a catalyst comprising at least one of nickel, cobalt or iron in association with tin and phosphorus. Representative of such conversions is the oxidative dehydrogenation of butane to butenes and butadiene, isopentane to isoamylenes and isoprene, and butenes to 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: 通过在含氧气体存在下使气相中的原料与包含与锡和磷结合的镍,钴或铁中的至少一种的催化剂接触,将有机化合物脱氢为具有较高不饱和度的化合物。 这种转化的代表是将丁烷氧化成丁烯,丁二烯,异戊烷转化成异戊烯和异戊二烯,丁烯氧化成丁二烯。 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。

    Oxidative dehydrogenation
    3.
    发明授权
    Oxidative dehydrogenation 失效
    氧化脱氢

    公开(公告)号:US3856879A

    公开(公告)日:1974-12-24

    申请号:US30376672

    申请日:1972-11-06

    Inventor: BERTUS B WALKER D

    CPC classification number: B01J27/053 C07C5/48

    Abstract: A dehydrogenatable feed is subjected to oxidative dehydrogenation conditions in the presence of an oxygencontaining gas and a catalyst consisting essentially of a metal sulfate containing from 0 to 30 mole percent excess metal in the form of free metal or metal oxide, the metal being nickel, cobalt, or iron.

    Abstract translation: 在含氧气体和主要由含有0至30摩尔%的游离金属或金属氧化物形式的过量金属的金属硫酸盐组成的催化剂存在下,可脱氢的进料进行氧化脱氢条件,金属为镍 ,钴或铁。

    Oxidative dehydrogenation processes

    公开(公告)号:US3810954A

    公开(公告)日:1974-05-14

    申请号:US24237372

    申请日:1972-04-10

    Inventor: BERTUS B

    CPC classification number: C07C5/48 B01J23/888

    Abstract: ORGANIC COMPOUNDS, PARTICULARLY HYDROCARBONS, ARE OXIDATIVELY DEHYDROGENATED TO MORE UNSATURATED COMPOUNDS BY CONTACT, UNDER REACTION CONDITIONS, WITH AIR, STEAM AND A CALCINED SOLID CATALYST COMPOSITION COMPRISING TUNGSTEN, TIN AND AT LEAST ONE METAL OF THE IRON SUBGROUP O GROUP VIII. IN ONE EMBODIMENT, ISOPENTENE IS COVERTED TO ISOPRENE OVER A NICKEL/TUNGSTEN/TIN/OXYGEN CATALYST AT A CONVERSION OF 36 PERCENT AND WITH A MODIVITY (MODIFIED SELECTIVITY) OF 72 PERCENT.

    Oxidative dehydrogenation catalyst

    公开(公告)号:US3793225A

    公开(公告)日:1974-02-19

    申请号:US3793225D

    申请日:1971-05-06

    Inventor: BERTUS B WALKER D

    CPC classification number: B01J27/18 B01J23/8946 C07C5/48 Y10S585/906

    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 PHOSPHROUS, 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 COMJPOUNDS PARTICULARYL USEFUL AS INTERMEDIATES FOR THE PREPARATION OF POLYMERIC MATERIALS SUCH AS SYNTHETIC RUBBERS AND THE LIKE.

    Catalyst for oxidative dehydrogenation
    8.
    发明授权
    Catalyst for oxidative dehydrogenation 失效
    氧化脱氢催化剂

    公开(公告)号:US3781223A

    公开(公告)日:1973-12-25

    申请号:US3781223D

    申请日:1971-05-06

    CPC classification number: B01J23/835 B01J23/80 B01J23/94 B01J27/18 Y10S585/906

    Abstract: ORGANIC COMPOUNDS ARE DEHYDROGENATED TO COMPOUNDS HAVING A HIGHER DEGREE OF UNSATURATION BY CONTACTING THE FEEDSTOCK IN THE VAPOR PHASE IN THE PRESENCE OF AN OXYGEN-CONTAINING GAS WITH A CATALYST COMPRISING AT LEAST ONE OF NICKEL, COBALT OR IRON IN ASSOCIATION WITH TIN AND PHOSPHORUS. REPRESENTATIVE OF SUCH CONVERSIONS IS THE OXIDATIVE DEHYDROGENATION OF BUTANE TO BUTENES AND BUTADIENE, ISOPENTANE TO ISOAMYLENES AND ISOPRENE, AND BUTENES TO BUTADIENE. THE CONVERSION PRODUCTS ARE VALUABLE COMPOUNDS PARTICULARLY USEFUL AS INTERMEDIATES FOR THE PREPARATION OF POLYMERIC MATERIALS SUCH AS SYNTHETIC RUBBERS AND THE LIKE.

    Oxidative dehydrogenation of paraffinic hydrocarbons
    9.
    发明授权
    Oxidative dehydrogenation of paraffinic hydrocarbons 失效
    氧化烃的氧化脱氢

    公开(公告)号:US3745194A

    公开(公告)日:1973-07-10

    申请号:US3745194D

    申请日:1970-10-16

    Inventor: BERTUS B JOHNSTON H

    CPC classification number: B01J23/8437 C07C5/48 C07C11/12

    Abstract: ORGANIC COMPOUNDS ARE DEHYDROGENATED TO COMPOUNDS HAVING A HIGHER DEGREE OF UNSATURATION BY CONTACTING THE FEEDSTOCKS IN THE VAPOR PHASE IN THE PRESENCE OF AN OXYGENCONTAINING GAS WITH A CATALYST CONTAINING TIN IN AN OXIDIZED STATE IN COMBINATION WITH AT LEAST ONE OF THE METALS BISMUTH, COBALT, OR NICKEL IN AN OXIDIZED STATE. REPRESENTATIVE OF SUCH CONVERSIONS IS THE OXIDATIVE DEHYDROGENATION OF BUTANE TO 1,3-BUTADIENE OVER A NICKEL STANNATE-CONTAINING CATALYST. THE CONVERSION PRODUCTS ARE VALUABLE COMPOUNDS PARTICULARLY USEFUL AS INTERMEDIATES FOR THE PREPATION OF POLYMERIC MATERIALS SUCH AS SYNTHETIC RUBBERS AND THE LIKEE.

Patent Agency Ranking