Dual function partial oxidation catalyst for propane to acrylic acid conversion
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B01J-023/00
B01J-027/057
출원번호
US-0310693
(2011-12-02)
등록번호
US-8921257
(2014-12-30)
발명자
/ 주소
Hazin, Paulette
Tennyson, Reginald L.
Huckman, Michael E.
출원인 / 주소
Saudi Basic Industries Corporation
대리인 / 주소
Cantor Colburn LLP
인용정보
피인용 횟수 :
1인용 특허 :
222
초록▼
Catalyst compositions including a compound of the following general formula (I): MoVaNbbPtcMdZeOx (I)a is a number having a value between about 0.15 and about 0.50,b is a number having a value between about 0.05 and about 0.30,c is a number having a value between about 0.0001 and about 0.10,d is a
Catalyst compositions including a compound of the following general formula (I): MoVaNbbPtcMdZeOx (I)a is a number having a value between about 0.15 and about 0.50,b is a number having a value between about 0.05 and about 0.30,c is a number having a value between about 0.0001 and about 0.10,d is a number having a value between about 0.0 and about 0.35,e is a number having a value between about 0 and about 0.10,x is a number depending on the relative amount and valence of the elements different from oxygen in formula (I),M is one or more elements selected from the group consisting of Ag, Te, and Sb, andZ is one or more element selected from Ru, Mn, Sc, Ti, Cr, Fe, Co, Ni, Cu, Zn, Ga, Y, Zr, Rh, Pd, In, Ce, Pr, Nd, Sm, Tb, Ta, W, Re, Ir, Au, Pb, B, and mixtures thereof, where the compositions are capable of simultaneously oxidizing an alkane to a desired product and by-product carbon monoxide to carbon dioxide, with only a minor change in catalyst activity and selectivity.
대표청구항▼
1. A composition comprising a compound of the following general formula (I): MoVaNbbPtcMdZeOx (I)a is a number having a value of about 0.15 to about 0.50,b is a number having a value of about 0.05 to about 0.30,c is a number having a value of about 0.0001 to about 0.10,d is a number having a value
1. A composition comprising a compound of the following general formula (I): MoVaNbbPtcMdZeOx (I)a is a number having a value of about 0.15 to about 0.50,b is a number having a value of about 0.05 to about 0.30,c is a number having a value of about 0.0001 to about 0.10,d is a number having a value of greater than 0 to about 0.35,e is a number having a value of 0 to about 0.10,x is a number depending on the relative amount and valence of the elements different from oxygen in formula (I),M is selected from the group consisting of Te; Te and Sb; Te and Ag; and Te, Ag, and Sb, if more than one M element is present, then each M element varies independently within the range of d, andZ is one or more element selected from the group consisting of Ru, Mn, Sc, Ti, Cr, Fe, Co, Ni, Cu, Zn, Ga, Y, Zr, Rh, Pd, In, Ce, Pr, Nd, Sm, Tb, Ta, W, Re, Ir, Au, Pb, and B, if more than one Z element is present, then each Z element varies independently within the range of e. 2. The composition of claim 1, wherein c is a number having a value between about 0.0001 and about 0.05. 3. The composition of claim 1, wherein c is a number having a value between about 0.0001 and about 0.03. 4. The composition of claim 1, wherein c is a number having a value between about 0.0001 and about 0.01. 5. The composition of claim 1, wherein the compound has platinum at a level of between about 0.1 wt. % to about 4.5 wt. %. 6. The composition of claim 5, wherein the compound has platinum at a level of between about 0.1 wt. % to about 1.2 wt. %. 7. The composition of claim 5, wherein the compound has platinum at a level of between about 0.1 wt. % to about 0.6 wt. %. 8. The composition of claim 5, wherein the compound has platinum at a level of between about 0.1 wt. % to about 0.3 wt. %. 9. A process for the conversion of a hydrocarbon to an unsaturated carboxylic acid comprising the steps of: contacting a stream comprising a hydrocarbon having three to five carbon atoms, oxygen, and an inert component selected from the group consisting of nitrogen gas, steam, and mixtures thereof, in the presence of a composition comprising a compound of the following general formula (I): MoVaNbbPtcMdZeOx (I)a is a number having a value of about 0.15 to about 0.50,b is a number having a value of about 0.05 to about 0.30,c is a number having a value of about 0.0001 to about 0.10,d is a number having a value greater than 0 to about 0.35,e is a number having a value 0 to about 0.10,x is a number depending on the relative amount and valence of the elements different from oxygen in formula (I), and M is selected from the group consisting of Te; Te and Sb; Te and Ag; and Te, Ag, and Sb, if more than one M element is present, then each M element varies independently within the range of d;Z is one or more or the following elements: Ru, Mn, Sc, Ti, Cr, Fe, Co, Ni, Cu, Zn, Ga, Y, Zr, Rh, Pd, In, Ce, Pr, Nd, Sm, Tb, Ta, W, Re, Ir, Au, Pb, B; if more than one Z element is present, then each Z element varies independently within the range of e; forming an effluent stream from the contacting step; andrecovering the unsaturated carboxylic acid from the effluent stream. 10. The process of claim 9, further comprising recycling at least a portion of the effluent stream to said step of contacting. 11. The process of claim 10, wherein c is a number having a value between about 0.0001 and about 0.075. 12. The process of claim 10, wherein c is a number having a value between about 0.0001 and about 0.05. 13. The process of claim 10, wherein c is a number having a value between about 0.0001 and about 0.025. 14. The process of claim 10, wherein the compound has platinum at a level of between about 0.1 wt. % to about 4.5 wt. %. 15. The process of claim 10, wherein the compound has platinum at a level of between about 0.1 wt. % to about 1.2 wt. %. 16. The process of claim 10, wherein the compound has platinum at a level of between about 0.1 wt. % to about 0.6 wt. %. 17. The process of claim 10, wherein the compound has platinum at a level of between about 0.1 wt. % to about 0.3 wt. %. 18. The process of claim 10, wherein said hydrocarbon is one or more hydrocarbons having three carbon atoms, and said unsaturated carboxylic acid is acrylic acid. 19. A process of making a dual function oxidation catalyst capable of simultaneously oxidizing propane to acrylic acid and carbon monoxide to carbon dioxide comprising the steps of: preparing a first aqueous solution including a molybdenum source, a vanadium source, a platinum source, and further includes a Te source; the Te source and an Sb source; the Te source and an Ag source; or the Te source, the Ag source, and the Sb source,preparing a second aqueous solution including an organic acid and a niobium source,adding the second aqueous solution to the first aqueous solution to form a catalyst precursor slurry,drying the catalyst precursor, anddecomposing the catalyst precursor to form a catalyst composition,where the platinum is present in an amount sufficient to form a catalyst having a weight percent of platinum between about 0.1 to about 4.5 based on the total weight of the catalyst;wherein the catalyst composition is of the following general formula (I): MoVaNbbPtcMdZeOx (I)a is a number having a value of about 0.15 to about 0.50,b is a number having a value of about 0.05 to about 0.30,c is a number having a value of about 0.0001 to about 0.10,d is a number having a value of greater than 0 to about 0.35,e is a number having a value of 0 to about 0.10,x is a number depending on the relative amount and valence of the elements different from oxygen in formula (I),M is selected from the group consisting of Te; Te and Sb; Te and Ag; and Te, Ag, and Sb, if more than one M element is present, then each M element varies independently within the range of d, andZ is one or more element selected from the group consisting of Ru, Mn, Sc, Ti, Cr, Fe, Co, Ni, Cu, Zn, Ga, Y, Zr, Rh, Pd, In, Ce, Pr, Nd, Sm, Tb, Ta, W, Re, Ir, Au, Pb, and B, if more than one Z element is present, then each Z element varies independently within the range of e. 20. The process of claim 19, wherein the first aqueous solution further includes a source of one or more metals selected from the group consisting of Ru, Mn, Sc, Ti, Cr, Fe, Co, Ni, Cu, Zn, Ga, Y, Zr, Rh, Pd, In, Ce, Pr, Nd, Sm, Tb, Ta, W, Re, Ir, Au, Pb, and B. 21. The process of claim 19, wherein the drying is in air at 120° C. for 1 hr, and the decomposing is at 300° C. for 5 hrs. 22. The process of claim 19, further comprising the step of: calcining the catalyst precursor in argon at 600° C. for 2 hrs. 23. The process of claim 19, further comprising the steps: prior to the adding step, heating the first aqueous solution at a first temperature and for a first time to dissolve the sources, and cooling the heated first aqueous solution, andprior to the adding step, heating the second aqueous solution at a second temperature and for a second time to dissolve the sources, and cooling the heated second aqueous solution. 24. The process of claim 23, wherein the first temperature is 90° C. and the first time is 1 hour and the first aqueous solution is cooled to 35° C. and the second temperature is between 95° C. and 100° C. and the second time is 1 hour. 25. The composition of claim 1 wherein the compound has the following general formula: MoVaNbbPtcSbd1Ted2ZeOx d1 is a number having a value of greater than 0 to about 0.30, andd2 is a number having a value between about 0.01 and about 0.30. 26. A composition consisting of a compound of the following general formula (I): MoVaNbbPtcMdZeOx (I)a is a number having a value of about 0.15 to about 0.50,b is a number having a value of about 0.05 to about 0.30,c is a number having a value of about 0.0001 to about 0.10,d is a number having a value of greater than 0 to about 0.35,e is a number having a value of 0 to about 0.10,x is a number depending on the relative amount and valence of the elements different from oxygen in formula (I),M is selected from the group consisting of Te; Te and Sb; Te and Ag; and Te, Ag, and Sb, if more than one M element is present, then each M element varies independently within the range of d, andZ is one or more element selected from the group consisting of Ru, Mn, Sc, Ti, Cr, Fe, Co, Ni, Cu, Zn, Ga, Y, Zr, Rh, Pd, In, Ce, Pr, Nd, Sm, Tb, Ta, W, Re, Ir, Pb, and B, if more than one Z element is present, then each Z element varies independently within the range of e.
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이 특허에 인용된 특허 (222)
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