Mixed metal oxide catalysts for the production of unsaturated aldehydes from olefins
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B01J-023/00
B01J-021/00
B01J-020/00
출원번호
US-0805660
(2007-05-24)
등록번호
US-7501377
(2009-03-10)
발명자
/ 주소
Liang,Wugeng
Stevenson,Scott A.
Kauffman,James W.
Ledford,John S.
Linzer,Joseph R.
출원인 / 주소
Saudi Basic Industries Corporation
대리인 / 주소
Wheelington,Jim
인용정보
피인용 횟수 :
2인용 특허 :
36
초록▼
A catalyst for production of unsaturated aldehydes, such as methacrolein, by gas phase catalytic oxidation of olefins, such as isobutylene, contains oxides of molybdenum, bismuth, iron, cesium and, optionally, other metals. The catalyst has a certain relative amount ratio of cesium to bismuth, a cer
A catalyst for production of unsaturated aldehydes, such as methacrolein, by gas phase catalytic oxidation of olefins, such as isobutylene, contains oxides of molybdenum, bismuth, iron, cesium and, optionally, other metals. The catalyst has a certain relative amount ratio of cesium to bismuth, a certain relative amount ratio of iron to bismuth and a certain relative amount ratio of bismuth, iron, cesium and certain other metals to molybdenum and, optionally, tungsten. For a catalyst of the formula: description="In-line Formulae" end="lead"Mo12BiaWbFecCodNi eSbfCsgMghZniPjO x description="In-line Formulae" end="tail" wherein a is 0.1 to 1.5, b is 0 to 4, c is 0.2 to 5.0, d is 0 to 9, e is 0 to 9, f is 0 to 2.0, g is from 0.4 to 1.5, h is 0 to 1.5, i is 0 to 2.0, j is 0 to 0.5 and x is determined by the valences of the other components, c:g=3.3-5.0, c:a=2.0-6.0 and (3a+3c+2d+2e+g+2h+2i)/(2��12+2b)=0.95-1.10.
대표청구항▼
What is claimed is: 1. A process for preparing catalyst for the oxidation of an olefin to an unsaturated aldehyde comprising: a) dissolving molybdenum, bismuth, iron and cesium metal compounds and, optionally, a tungsten compound and a compound of M, wherein M is one or more metal selected from the
What is claimed is: 1. A process for preparing catalyst for the oxidation of an olefin to an unsaturated aldehyde comprising: a) dissolving molybdenum, bismuth, iron and cesium metal compounds and, optionally, a tungsten compound and a compound of M, wherein M is one or more metal selected from the group consisting of calcium, strontium, lithium, sodium, selenium, cobalt, nickel, magnesium, zinc, potassium, rubidium, thallium, manganese, barium, chromium, tin, lead, cadmium, and copper, in water or acid to form a mixture; b) precipitating a solid catalyst precursor from said mixture to form a slurry; c) separating the solid from liquid of the slurry; d) drying the solid; and e) calcining the solid to form a mixed metal oxide having the formula: description="In-line Formulae" end="lead"Mo12BiaWbFecCsgM mOx description="In-line Formulae" end="tail" wherein a is in the range from 0.1 to 1.5, b is in the range from 0 to 9, c is in the range from 0.2 to 5.0, g is in the range from 0.1 to 1.5, m is in the range from 0 to 9, x is determined by the valences of the other components and wherein the relative amount ratio of c to g is from 3.3 to 5.0, the relative amount ratio of c to a is from 2.0 to 6.0 and the relative amount ratio of (3a+3c+g+Σvnmn)/(2��12+2b) is from 0.95 to 1.10 with v being valence of each M, and n being the total number of M. 2. The process of claim 1 wherein the metal compounds are salts, oxides, hydroxides, carbonates, oxyhalides or sulfates. 3. The process of claim 2 wherein the salts are nitrates, halides, ammonium, organic acids or inorganic acids. 4. The process of claim 1 wherein the molybdenum compound is an ammonium salt. 5. The process of claim 4 wherein the molybdenum compound is ammonium paramolybdate or ammonium molybdate. 6. The process of claim 1 wherein the tungsten compound is an ammonium salt. 7. The process of claim 6 wherein the tungsten compound is ammonium paratungstate or ammonium tungstate. 8. The process of claim 1 wherein the bismuth compound is a nitrate. 9. The process of claim 1 wherein the iron compound is a nitrate. 10. The process of claim 1 wherein g is in the range from 0.4 to 1.5. 11. The process of claim 10 wherein the calcium, strontium, lithium and sodium compounds are nitrates or carbonates. 12. The process of claim 10 wherein the selenium compound is an oxide. 13. The process of claim 1 further comprising dissolving a compound of M', wherein M' is one or more metal selected from the group consisting of antimony, phosphorus, boron, sulfur, silicon, aluminum, titanium, tellurium, vanadium, zirconium and niobium in step a); and wherein the catalyst having the formula: description="In-line Formulae" end="lead"Mo12BiaWbFecCsgM mM'm'Ox description="In-line Formulae" end="tail" m' is in the range from 0 to 9. 14. The process of claim 13 wherein catalyst having the formula: description="In-line Formulae" end="lead"Mo12BiaWbFecCodNi eSbfCsgMghZniPjO x description="In-line Formulae" end="tail" wherein b is 0 to 4, d is 0 to 9, e is 0 to 9, f is 0 to 2.0, h is 0 to 1.5, i is 0 to 2.0, j is 0 to 0.5 and wherein the relative amount ratio of (3a+3c+2d+2e+g+2h+2i)/(2��12+2b) is from 0.95 to 1.10. 15. The process of claim 14 wherein the relative amount ratio of c to a is from 2.4 to 4.8, the relative amount ratio of c to g is from 4.0 to 4.8 and the relative amount ratio of (3a+3c+2d+2e+g+2h+2i)/(2��12+2b) is from 0.95 to 1.09. 16. The process of claim 13 wherein the compounds of bismuth, iron, cobalt, nickel, cesium, magnesium, zinc, phosphorus, potassium, rubidium, thallium, manganese, barium, chromium, boron, sulfur, silicon, aluminum, titanium, cerium, tellurium, tin, vanadium, zirconium, lead, cadmium, copper and niobium are nitrates, oxides or acids. 17. The process of claim 16 wherein the compounds of bismuth, iron, cesium, cobalt, nickel, magnesium and zinc are nitrates. 18. The process of claim 13 wherein the compound of antimony is an oxide. 19. The process of claim 18 wherein the antimony compound is antimony oxide or antimony trioxide. 20. The process of claim 1 additionally comprising supporting the catalyst on an inert support. 21. The process of claim 20 wherein the inert support is silica, alumina, niobia, titania, zirconia or mixtures thereof. 22. The process of claim 1 additionally comprising forming the catalyst into powder, granules, spheres, cylinders or saddles. 23. The process of claim 1 comprising: a) dissolving an ammonium salt of molybdenum and, optionally, an ammonium salt of tungsten, and phosphoric acid in water to form a solution; b) dissolving a bismuth nitrate in an acid to form a solution; c) dissolving an iron nitrate and, optionally, a cobalt nitrate, a nickel nitrate, a magnesium nitrate, and a zinc nitrate in water or in the acid with the bismuth nitrate to form a solution; d) mixing the solutions at a temperature in the range from 40�� C. to 100�� C. to obtain a precipitate to form a slurry; e) adding cesium nitrate and, optionally, an antimony oxide to the slurry while maintaining the temperature; f) removing liquid from the slurry to leave a solid precipitate; g) drying the solid precipitate; and h) calcining the solid precipitate to obtain a catalyst of the formula: description="In-line Formulae" end="lead"Mo12BiaWbFecCodNi eSbfCsgMghZniPjO x description="In-line Formulae" end="tail" wherein b is 0 to 4, d is 0 to 9, e is 0 to 9, f is 0 to 2.0, h is 0 to 1.5, i is 0 to 2.0, j is 0 to 0.5 and wherein the relative amount ratio of (3a+3c+2d+2e+g+2h+2i)/(2��12+2b) is from 0.95 to 1.10. 24. The process of claim 23 wherein the solutions are mixed at a temperature in the range from 60�� C. to 95�� C. 25. The process of claim 23 wherein the cesium nitrate and the antimony oxide are added to the slurry as solids. 26. The process of claim 23 wherein the slurry is aged for 2 to 24 hours. 27. The process of claim 26 wherein the slurry is aged for 8 to 18 hours. 28. The process of claim 27 wherein the slurry is aged for 5 to 10 hours. 29. The process of claim 23 wherein the liquid of the slurry is removed by evaporation. 30. The process of claim 23 wherein the liquid is removed and the solid precipitate dried at the same time by spray drying. 31. The process of claim 23 wherein the liquid is evaporated at a temperature of 50�� to 125�� C. 32. The process of claim 1 wherein the solid is dried in air or an inert gas and in an oven or a spray dryer. 33. The process of claim 32 wherein the solid is dried in an oven in air at a temperature of 100-150�� C. for 2-5 hours. 34. The process of claim 1 wherein solid is calcined at a temperature of 200-600�� C. for 1-12 hours. 35. The process of claim 34 wherein the solid is calcined in one stage by increasing the temperature from ambient temperature to about 485�� C. over 2 hours. 36. The process of claim 1 wherein the solid is calcined in two stages, one at a temperature of 150-400�� C. for 1-5 hours and another at a temperature of 400-600�� C. for 4-8 hours with a temperature ramp of 1-20�� C./min. 37. The process of claim 36 wherein the temperature ramp is 5-10�� C./min. 38. The process of claim 36 wherein the first stage is at a temperature of 290-310�� C. for 2 hours and the second stage is at a temperature of 460-500�� C. for 6 hours.
Watanabe Seigo (Otake JPX) Oh-Kita Motomu (Tokyo JPX), Carrier-supported catalyst for the synthesis of unsaturated aldehydes and unsaturated carboxylic acids and process for p.
Dolhyj Serge R. (Parma OH) Milberger Ernest C. (Solon OH) Bremer Noel J. (Stow OH), Catalyst compositions especially useful for preparation of unsaturated acids.
Tenten Andreas,DEX ; Weidlich Peter,DEX ; Linden Gerd,DEX, Catalyst consisting of a hollow cylindrical carrier having a catalytically active oxide material applied to the outer su.
Tenten Andreas,DEX ; Weidlich Peter,DEX ; Linden Gerd,DEX, Catalyst consisting of a hollow cylindrical carrier having a catalytically active oxide material applied to the outer surface of the carrier, and process for using said catalyst.
Kawajiri Tatsuya (Himeji JPX) Onodera Hideo (Himeji JPX) Uchida Shinichi (Himeji JPX) Aoki Yukio (Taishi JPX) Wada Masahiro (Nishinomiya JPX), Catalyst for oxidation of olefin or tertiary alcohol and process for production thereof.
Suresh Dev D. (Hudson OH) Friedrich Maria S. (Lyndhurst OH) Seely Michael J. (Twinsburg OH), Catalyst for process for the manufacture of acrylonitrile and methacrylonitrile.
Kurimoto Ikuo (Hyogo JPX) Kawajiri Tatsuya (Hyogo JPX) Onodera Hideo (Hyogo JPX) Tanimoto Michio (Hyogo JPX) Aoki Yukio (Hyogo JPX), Catalyst for production of unsaturated aldehyde and unsaturated carboxylic acid and method for production of unsaturated.
Suresh Dev D. (Hudson OH) Friedrich Maria S. (Lyndhurst OH) Seely Michael J. (Twinsburg OH), Catalyst for the manufacture of acrylonitrile and methacrylonitrile.
Grasselli Robert K. (Chagrin Falls OH) Miller Arthur F. (Lyndhurst OH) Hardman Harley F. (Lyndhurst OH), Catalysts and process for the ammoxidation of olefins.
Onodera, Hideo; Tanimoto, Michio, Catalysts for production of unsaturated aldehyde and unsaturated carboxylic acid and a process for producing unsaturated aldehyde and unsaturated carboxylic acid using the catalysts.
Caillod Jack (Taverny FRX) Jaeger Philippe (Salindres FRX) Legendre Olivier (Herblay FRX), Catalysts for the gaseous phase oxidation of olefins into ab
상세보기
Naomasa Kimura JP; Michio Tanimoto JP; Hideo Onodera JP, Complex oxide catalysts and process for producing (meth) acrolein and (meth) acrylic acid.
Shiotani Tohru,JPX ; Sugiyama Miezi,JPX ; Kuroda Toru,JPX ; Oh-Kita Motomu,JPX, Method for packing with catalyst for synthesis of unsaturated aldehyde and unsaturated carboxylic acid.
Watanabe Seigo,JPX ; Yoshioka Hitoshi,JPX ; Izumi Jinko,JPX, Preparation process of supported catalyst for the synthesis of methacrolein and methacrylic acid.
Oh-Kita Motomu (Otake JPX) Taniguchi Yoshiyuki (Otake JPX) Kato Masaaki (Otake JPX) Kobayashi Masao (Otake JPX), Process for the production of methacrolein and methacrylic acid.
Wakatsuki, Toshiya, Composite oxide for hydrocarbon reforming catalyst, process for producing the same, and process for producing syngas using the same.
Kauffman, James W.; Sullivan, David L.; Dostal, Joe D., High molybdenum mixed metal oxide catalysts for the production of unsaturated aldehydes from olefins.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.