Industrial process for the heterogeneously catalytic gas-phase oxidation of propane to form acrolein
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C07C-045/33
C07C-051/16
C07C-051/23
B01J-023/00
출원번호
US-0147340
(1998-12-04)
우선권정보
DE9622331 (1996-06-04)
국제출원번호
PCT/EP97/02762
(1997-05-28)
§371/§102 date
19981204
(19981204)
국제공개번호
WO-9746506
(1997-12-11)
발명자
/ 주소
Tenten Andreas,DEX
Proll Theo,DEX
Schildberg Hans-Peter,DEX
출원인 / 주소
BASF Aktiengesellschaft, DEX
대리인 / 주소
Oblon, Spivak, McClelland, Maier & Neustadt, PC
인용정보
피인용 횟수 :
17인용 특허 :
5
초록▼
In an industrial process for the heterogeneously catalyzed gas-phase oxidation of propane with molecular oxygen to give acrolein, the feed gas mixture having an initial undiluted molar ratio of the reactants propane:O.sub.2 of 7:3 is diluted with the reactant propane and, if desired, inert gases in
In an industrial process for the heterogeneously catalyzed gas-phase oxidation of propane with molecular oxygen to give acrolein, the feed gas mixture having an initial undiluted molar ratio of the reactants propane:O.sub.2 of 7:3 is diluted with the reactant propane and, if desired, inert gases in such a way that the feed gas mixture comprises more than 70% by volume of propane and at least 5% by volume of O.sub.2.
대표청구항▼
[ We claim:] [1.]1. A process for the industrial heterogeneously catalyzed gasphase oxidation of propane to acrolein, comprising:feeding a gas mixture comprising propane molecular oxygen as oxidant, and at most one inert diluent gas to an oxidation reactor containing a catalyst;wherein said gas mixt
[ We claim:] [1.]1. A process for the industrial heterogeneously catalyzed gasphase oxidation of propane to acrolein, comprising:feeding a gas mixture comprising propane molecular oxygen as oxidant, and at most one inert diluent gas to an oxidation reactor containing a catalyst;wherein said gas mixture comprises more than 70% by volume of propane and at least 5% by volume of molecular oxygen per 100% by volume of said gas mixture,wherein said catalyst is a multimetal oxide composition of formula (I)X.sup.1 =V, Nb, Ta, Cr, W, Ga, Ce and/or La,X.sup.2 =Li, Na, K, Rb, CS, Cu, Ag, Au, Pd and/or Pt,X.sup.3 =Sn, Pb, Sb, Bi, Te, Fe, Co and/or Ni,X.sup.4 =Si, Al, Ti and/or Zr,a=0-2,d=0-2, with the proviso that the sum of a and d is at least 0.20;b=0-1.5,c=0-10, with the proviso that the sum of b and c is at least 0.1;e=0-0.5,f=0-0.5,g=0-20andh=a number different from zero which is determined by the valence and frequency of the elements different from oxygen in (I);wherein said catalyst is an unsupported catalyst having a geometry of a hollow cylinder;wherein an external diameter and a length of said hollow cylinder are from 2 to 10 mm; andwherein a wall thickness of said hollow cylinder is from 1 to 3 mm.
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이 특허에 인용된 특허 (5)
Conner ; Jr. William C. (Montague MA) Soled Stuart L. (Madison NJ) Signorelli Anthony J. (Succasunna NJ) DeRites Bruce A. (Wayne NJ), Bismuth-containing mixed oxides of perovskite structure in oxidation of acyclic hydrocarbons.
Conner ; Jr. William C. (Montague MA) Soled Stuart L. (Madison NJ) Signorelli Anthony J. (Succasunna NJ) DeRites Bruce A. (Wayne NJ), Vanadium containing niobates and tantalates.
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Hazin,Paulette N.; Ellis, Jr.,Paul E., Catalyst composition for the selective conversion of alkanes to unsaturated carboxylic acids, method of making and method of using thereof.
Hazin,Paulette N.; Ellis, Jr.,Paul E., Catalyst composition for the selective conversion of alkanes to unsaturated carboxylic acids, method of making and method of using thereof.
Hammon,Ulrich; Petzoldt,Jochen; M체ller Engel,Klaus Joachim; Dieterle,Martin, Heterogeneously catalyzed gas-phase partial oxidation of at least one organic compound.
Johnson, David William; Ziemian, Sabina, Mixed oxide catalyst and a process for the production of ethylenically unsaturated carboxylic acids or esters.
Dieterle, Martin; Hibst, Hartmut; Poepel, Wolfgang Juergen; Petzoldt, Jochen; Mueller Engel, Klaus Joachim, Preparation of catalytically active multielement oxide materials which contain at least one of the elements Nb and W and the elements Mo, V and Cu.
Dieterle, Martin; Hibst, Hartmut; Popel, Wolfgang Juergen; Petzoldt, Jochen; Mueller-Engel, Klaus Joachim, Preparation of catalytically active multielement oxide materials which contain at least one of the elements Nb and W and the elements Mo, V and Cu.
Brophy, John H.; Pesa, Frederick A.; Tonkovich, Anna Lee; McDaniel, Jeffrey S.; Jarosch, Kai Tod Paul, Process for converting a hydrocarbon to an oxygenate or a nitrile.
Brophy,John H.; Pesa,Frederick A.; Tonkovich,Anna Lee; McDaniel,Jeffrey S.; Jarosch,Kai Tod Paul, Process for converting a hydrocarbon to an oxygenate or a nitrile.
Cremer, Ulrich; Wegerle, Ulrike; Laqua, Gerhard; Hammon, Ulrich; Mueller Engel, Klaus Joachim, Process for heterogeneously catalyzed gas phase partial oxidation of at least one organic starting compound.
Cremer, Ulrich; Dieterle, Martin; Mueller-Engel, Klaus Joachim, Process for the long-term operation of a heterogeneously catalyzed partial gas phase oxidation of an organic starting compound.
Cremer, Ulrich; Dieterle, Martin; Mueller-Engel, Klaus Joachim, Process for the long-term operation of a heterogeneously catalyzed partial gas phase oxidation of an organic starting compound.
Hammon,Ulrich; Meschke,Jochen; Rauh,Ulrich; M체ller Engel,Klaus Joachim; Schlemmer,Peter; Schliephake,Volker, Safe operation of a continuous heterogeneously catalyzed gas-phase partial oxidation of at least one organic compound.
Dieterle, Martin; Poepel, Wolfgang Juergen; Berndt, Silke; Felder, Raimund; Unverricht, Signe; Mueller Engel, Klaus Joachim, Thermal treatment of the precursor material of a catalytically active material.
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