Catalyst for methacrolein oxidation and method for making and using same
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B01J-027/00
B01J-027/188
B01J-027/198
B01J-027/19
B01J-027/192
출원번호
UP-0189126
(2005-07-25)
등록번호
US-7851397
(2011-02-10)
발명자
/ 주소
Liang, Wugeng
Stevenson, Scott A.
McGuffey, Angie
출원인 / 주소
Saudi Basic Industries Corporation
대리인 / 주소
Strozier, Robert W
인용정보
피인용 횟수 :
8인용 특허 :
218
초록▼
A catalyst for oxidation of unsaturated and/or saturated aldehydes to unsaturated acids is disclosed where the catalyst includes at least molybdenum (Mo), phosphorus (P), vanadium (V), bismuth (Bi), and a first component selected from the group consisting of potassium (K), rubidium (Rb), cesium (Cs)
A catalyst for oxidation of unsaturated and/or saturated aldehydes to unsaturated acids is disclosed where the catalyst includes at least molybdenum (Mo), phosphorus (P), vanadium (V), bismuth (Bi), and a first component selected from the group consisting of potassium (K), rubidium (Rb), cesium (Cs), thallium (Tl), or mixtures or combinations thereof, where the bismuth component was dissolved in an organic acid solution prior to adding the bismuth containing solution to a solution of the other components. Methods for making and using the catalysts are also disclosed.
대표청구항▼
We claim: 1. An heteropolyacid catalyst comprising: a catalyst precursor composition comprising a first solution including at least molybdenum (Mo) and phosphorus (P) and a second solution comprising a bismuth (Bi) compound dissolved in an organic acid, where the catalyst precursor composition is c
We claim: 1. An heteropolyacid catalyst comprising: a catalyst precursor composition comprising a first solution including at least molybdenum (Mo) and phosphorus (P) and a second solution comprising a bismuth (Bi) compound dissolved in an organic acid, where the catalyst precursor composition is converted into the heteropolyacid catalyst after drying and calcining, where the catalyst is adapted to gas-phase oxidize an unsaturated and/or saturated aldehyde to an unsaturated acid. 2. The catalyst of claim 1, wherein the amount of the organic acid is sufficient to acidify the catalyst precursor composition to a desired pH value. 3. The catalyst of claim 1, wherein the catalyst precursor composition further comprising: an effective amount of nitric acid, where an amount of the organic acid and the effective amount of nitric acid are sufficient to acidify the catalyst precursor composition to a desired pH value. 4. The catalyst of claim 1, wherein the catalyst precursor composition further comprising: an effective amount of an ammonium-containing compound selected from the group consisting of ammonium hydroxide, ammonium nitrate, ammonium chloride, ammonium bromide, ammonium carbonate, ammonium salts of alkanoic acids having between about 1 and 24 carbon atoms and mixtures or combinations thereof. 5. The catalyst of claim 4, wherein the amount of organic acid and the effective amount of the ammonium-containing compound are sufficient to produce a pore size distribution comprising at least 57% medium pores in the catalyst. 6. The catalyst of claim 4, wherein a mole ratio of the molybdenum to ammonium-containing compound is between about 1.0 to about 20.0. 7. The catalyst of claim 4, wherein a mole ratio of the molybdenum to ammonium-containing compound is between about 2.0 to 15.0. 8. The catalyst of claim 4, wherein a mole ratio of the molybdenum to ammonium-containing compound is between about 2.0 to about 10.0. 9. The catalyst of claim 1, wherein the catalyst precursor composition further comprising: vanadium (V). 10. The catalyst of claim 1, wherein the catalyst precursor composition further comprising: a component selected from the group consisting of potassium (K), rubidium (Rb), cesium (Cs), thallium (Tl), and mixtures or combinations thereof. 11. The catalyst of claim 1, wherein the unsaturated and/or saturated aldehyde is selected from the group consisting of acrolein, methacrolein, isobutyraldehyde and mixtures or combinations thereof and the unsaturated acid is selected from the group consisting of acrylic acid, methacrylic acid, and mixtures or combinations thereof. 12. The catalyst of claim 1, wherein the catalyst precursor composition further comprising: a component selected from the group consisting of antimony (Sb), boron (B), tungsten (W), cerium (Ce), niobium (Nb), indium (In), iron (Fe), chromium (Cr), cobalt (Co), nickel (Ni), manganese (Mn), arsenic (As), silver (Ag), zinc (Zn), lead (Pb), tin (Sn), titanium (Ti), aluminum (Al), silicon (Si), tantalum (Ta), germanium (Ge), gallium (Ga), zirconium (Zr), magnesium (Mg), barium (Ba), lanthanum (La), and mixtures or combinations thereof. 13. The catalyst of claim 1, wherein the organic acid comprises a monocarboxylic acid having between 1 and about 24 carbon atoms, a polycarboxylic acid having between 2 and about 24 carbon atoms, hydroxylated analogs thereof, or mixtures or combinations thereof. 14. The catalyst of claim 1, wherein the organic acid comprises a monocarboxylic acid having between 1 and about 12 carbon atoms, a polycarboxylic acid having between 2 and about 12 carbon atoms, hydroxylated analogs thereof, or mixtures or combinations thereof. 15. The catalyst of claim 1, wherein the organic acid comprises a monocarboxylic acid having between 1 and about 6 carbon atoms, a polycarboxylic acid having between 2 and about 6 carbon atoms, hydroxylated analogs thereof, or mixtures or combinations thereof. 16. The catalyst of claim 1, wherein the organic acid is selected from the group consisting of formic acid, acetic acid and hydroxylated analogs thereof, propanoic acid and hydroxylated analogs thereof, butanoic acid (butyric acid) and hydroxylated analogs thereof, branched four carbon carboxylic acids and hydroxylated analogs thereof, pentanoic acid and hydroxylated analogs thereof, branched five carbon carboxylic acids and hydroxylated analogs thereof, hexanoic acid and hydroxylated analogs thereof, branched six carbon carboxylic acids and hydroxylated analogs thereof, linear or branched organic diacids, triacids, polyacids and mixtures or combinations thereof. 17. The heteropolyacid catalyst of claim 1, wherein the catalyst comprises a compound of the general formula: Mo12PaVbCucBidMIeMIIfOg (I) where: MI is selected from the group consisting of potassium (K), rubidium (Rb), cesium (Cs), thallium (Tl), and mixtures or combinations thereof, MII is selected from the group consisting of antimony (Sb), boron (B), tungsten (W), cerium (Ce), niobium (Nb), indium (In), iron (Fe), chromium (Cr), cobalt (Co), nickel (Ni), manganese (Mn), arsenic (As), silver (Ag), zinc (Zn), lead (Pb), tin (Sn), titanium (Ti), aluminum (Al), silicon (Si), tantalum (Ta), germanium (Ge), gallium (Ga), zirconium (Zr), magnesium (Mg), barium (Ba), lanthanum (La), and mixtures or combinations thereof, a is a number having a value between about 0.5 and about 3.5, b is a number having a value between 0.00 and about 5.0, c is a number having a value between 0.00 and about 1.5, d is a number having a value between 0.01 and about 2.0, e is a number having a value between 0.00 and about 2.5, f is a number having a value between 0.00 and about 5.0, g is a number having a value representing a sufficient number of oxygen atoms to balance the oxidation state of the catalyst of formula (I), and is prepared using an organic acid to acidify a catalyst precursor composition, if d is greater than 0.00, a bismuth component is dissolved in a solution comprising the organic acid to form a bismuth solution prior to mixing the bismuth solution with a solution of other components. 18. The catalyst of claim 17, wherein the catalyst precursor composition further comprising: an effective amount of an ammonium-containing compound selected from the group consisting of ammonium hydroxide, ammonium nitrate, ammonium chloride, ammonium bromide, ammonium carbonate, ammonium salts of alkanoic acids having between about 1 and 24 carbon atoms and mixtures or combinations thereof. 19. The catalyst of claim 18, wherein the amount of the organic acid and the effective amount of the ammonium-containing compound are sufficient to produce a pore size distribution comprising at least 57% medium pores in the catalyst. 20. The catalyst of claim 18, wherein a mole ratio of the molybdenum to ammonium-containing compound is between about 1.0 to about 20.0. 21. The catalyst of claim 18, wherein a mole ratio of the molybdenum to ammonium-containing compound is between about 2.0 to 15.0. 22. The catalyst of claim 17, wherein a mole ratio of the molybdenum to ammonium-containing compound is between about 2.0 to about 10.0. 23. The catalyst of claim 17, wherein: a is a number having a value between about 0.5 and about 3.5, b is a number having a value between about 0.01 and about 5.0, c is a number having a value between about 0.01 and about 1.5, d is a number having a value between about 0.01 and about 2.0, e is a number having a value between about 0.01 and about 2.5, and f is a number having a value between about 0.01 and about 5.0. 24. The catalyst of claim 17, wherein: a is a number having a value between about 0.5 and about 3.5, b is a number having a value between about 0.1 and about 5.0, c is a number having a value between about 0.05 and about 1.5, d is a number having a value between about 0.1 and about 2.0, e is a number having a value between about 0.2 and about 2.5, and f is a number having a value between about 0.1 and about 5.0. 25. The catalyst of claim 17, wherein: a is a number having a value between about 1.0 and about 2.5, b is a number having a value between about 0.1 and about 2.5, c is a number having a value between about 0.05 and about 0.5, d is a number having a value between about 0.1 and about 1.0, e is a number having a value between about 0.2 and about 2.0, and f is a number having a value between about 0.1 and about 2.0. 26. The catalyst of claim 17, wherein the organic acid comprises a monocarboxylic acid having between 1 and about 24 carbon atoms, a polycarboxylic acid having between 2 and about 24 carbon atoms, hydroxylated analogs thereof, or mixtures or combinations thereof. 27. The catalyst of claim 17, wherein the organic acid comprises aminocarboxylic acid having between 1 and about 12 carbon atoms, a polycarboxylic acid having between 2 and about 12 carbon atoms, hydroxylated analogs thereof, or mixtures or combinations thereof. 28. The catalyst of claim 17, wherein the organic acid comprises aminocarboxylic acid having between 1 and about 6 carbon atoms and a polycarboxylic acid having between 2 and about 6 carbon atoms, hydroxylated analogs thereof, or mixtures or combinations thereof. 29. The catalyst of claim 17, wherein the organic acid is selected from the group consisting of formic acid, acetic acid and hydroxylated analogs thereof, propanoic acid and hydroxylated analogs thereof, butanoic acid (butyric acid) and hydroxylated analogs thereof, branched four carbon carboxylic acids and hydroxylated analogs thereof, pentanoic acid and hydroxylated analogs thereof, branched five carbon carboxylic acids and hydroxylated analogs thereof, hexanoic acid and hydroxylated analogs thereof, branched six carbon carboxylic acids and hydroxylated analogs thereof, linear or branched organic diacids, triacids, polyacids and mixtures or combinations thereof.
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이 특허에 인용된 특허 (218)
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