Claims
- 1. A composition consisting essentially of molybdenum, cobalt, phosphorus, and oxygen, with an atom ratio of phosphorus to molybdenum in the range of about 1.4:1 to about 4:1 and an atom ratio of cobalt to molybdenum in the range of about 1.5:1 to about 3:1.
- 2. An oxidative dehydrogenation catalyst consisting essentially of a composition in accordance with claim 1 wherein about 10 to about 98 weight percent of said catalyst is a solid catalyst support material.
- 3. An oxidative dehydrogenation catalyst in accordance with claim 2 wherein said solid catalyst support material has a surface area in the range of about 2 to about 50 m.sup.2 /g.
- 4. An oxidative dehydrogenation catalyst in accordance with claim 3 wherein said solid catalyst support material constitutes from about 75 to about 95 weight percent of said catalyst.
- 5. An oxidative dehydrogenation catalyst in accordance with claim 4 wherein said catalyst has a surface area in the range of about 0.05 to about 20 m.sup.2 /g.
- 6. An oxidative dehydrogenation catalyst in accordance with claim 5 wherein the Mo/Co/P atom ratio is in the range of about 1/1.5/1.4 to about 1/1.9/3.1.
- 7. A composition in accordance with claim 1 wherein said atom ratio of cobalt to molybdenum is in the range of about 1.5:1 to about 2:1.
- 8. A composition in accordance with claim 7 wherein said atom ratio of phosphorus to molybdenum is in the range of about 1.4:1 to about 3.2:1.
- 9. A composition in accordance with claim 7 wherein said atom ratio of phosphorus to molybdenum is in the range of abbout 1.4:1 to about 3.1:1.
- 10. A composition in accordance with claim 9 wherein said atom ratio of cobalt to molybdenum is in the range of about 1.5:1 to about 1.9:1.
- 11. A composition in accordance with claim 7 wherein said atom ratio of cobalt to molybdenum is in the range of about 1.5:1 to about 1.9:1.
- 12. A composition in accordance with claim 1 wherein said atom ratio of phosphorus to molybdenum is in the range of about 1.4:1 to about 3.2:1.
- 13. A composition in accordance with claim 1 wherein said atom ratio of phosphorus to molybdenum is in the range of about 1.4:1 to about 3.1:1.
- 14. An unsupported calcined composition consisting of molybdenum, cobalt, phosphorus, and oxygen, with an atom ratio of phosphorus to molybdenum in the range of about 1.4:1 to about 4:1 and an atom ratio of cobalt to molybdenum in the range of about 1.5:1 to about 3:1.
- 15. A composition in accordance with claim 14 wherein said atom ratio of cobalt to molybdenum is in the range of about 1.5:1 to about 2:1.
- 16. A composition in accordance with claim 15 wherein said atom ratio of phosphorus to molybdenum is in the range of about 1.4:1 to about 3.2:1.
- 17. A composition in accordance with claim 15 wherein said atom ratio of phosphorus to molybdenum is in the range of about 1.4:1 to about 3.1:1.
- 18. A composition in accordance with claim 17 wherein said atom ratio of cobalt to molybdenum is in the range of about 1.5:1 to about 1.9:1.
- 19. A composition in accordance with claim 15 wherein said atom ratio of cobalt to molybdenum is in the range of about 1.5:1 to about 1.9:1.
- 20. A composition in accordance with claim 14 wherein said atom ratio of phosphorus to molybdenum is in the range of about 1.4 to about 3.2:1.
- 21. A composition in accordance with claim 14 wherein said atom ratio of phosphorus to molybdenum is in the range of about 1.4 to about 3.1:1.
Parent Case Info
This is a division of copending application Ser. No. 381,552, filed July 23, 1973, now U.S. Pat. No. 3,894,056.
US Referenced Citations (5)
Divisions (1)
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Number |
Date |
Country |
Parent |
381552 |
Jul 1973 |
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