Extremely low acidity ultrastable Y zeolite catalyst composition and process
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C10G-047/16
B01J-029/08
출원번호
US-0290791
(2002-11-08)
발명자
/ 주소
Timken, Hye Kyung C.
Bull, Lucy Melinda
Harris, Thomas V.
출원인 / 주소
Chevron U.S.A. Inc.
인용정보
피인용 횟수 :
12인용 특허 :
22
초록▼
A catalyst composition comprising a low acidity, highly dealuminated ultra stable Y zeolite having an Alpha value of less than about 3 and Broensted acidity measured by FT-IR from about 1 to about 20, preferably from about 1-10, micro mole/g of, an amorphous cracking component and a catalytic amount
A catalyst composition comprising a low acidity, highly dealuminated ultra stable Y zeolite having an Alpha value of less than about 3 and Broensted acidity measured by FT-IR from about 1 to about 20, preferably from about 1-10, micro mole/g of, an amorphous cracking component and a catalytic amount of hydrogenation component selected from the group consisting of a Group VI metal, a Group VIII metal, and mixtures thereof is disclosed. The present invention provides for a process for converting hydrocarbonaceous oils comprising contacting the hydrocarbonaceous oils with the catalyst under suitable hydrocarbon conversion conditions. Such processes in include, but are not limited to, single stage hydrocracking, two-stage hydrocracking, series-flow hydrocracking, mild hydrocracking, lube hydrocracking, hydrotreating, lube hydrofinishing, hydrodesulphurization, hydrodenitrification, catalytic dewaxing and catalytic cracking.
대표청구항▼
1. A process for converting hydrocarbonaceous oils into products of lower average molecular weight and lower average boiling point comprising contacting said hydrocarbonaceous oils under hydrocracking conditions with a catalyst comprising a low acidity, highly dealuminated ultrastable Y zeolite havi
1. A process for converting hydrocarbonaceous oils into products of lower average molecular weight and lower average boiling point comprising contacting said hydrocarbonaceous oils under hydrocracking conditions with a catalyst comprising a low acidity, highly dealuminated ultrastable Y zeolite having an Alpha value of less than about 5 and Broensted acidity of from about 1 to about 20 micromole/g measured by FT-IR, an amorphous cracking component and a catalytic amount of hydrogenation component selected from the group consisting of a Group VI metal, a Group VIII metal, and mixtures thereof.2. A process according to claim 1, wherein the ultrastable Y zeolite has a unit cell size less than or equal to 24.26 Å.3. A process according to claim 1, wherein the ultrastable Y zeolite has a bulk silica to alumina ratio of greater than 50.4. A process according to claim 1, wherein the catalyst comprises from about 1% to 70% by weight of ultrastable Y zeolite, from about 10% to 80% by weight of amorphous cracking component, and from about 10% to 30% by weight of a binder.5. A process according to claim 4, wherein the amorphous cracking component is silica-alumina.6. A process according to claim 4, wherein the binder comprises an inorganic oxide.7. A process according to claim 1, wherein the Group VIII metal hydrogenation component is selected from the group consisting of nickel, cobalt, platinum, palladium and mixtures thereof and wherein the Group VI metal hydrogenation component is selected from the group consisting of molybdenum, tungsten and mixtures thereof.8. A process according to claim 1, wherein the hydrogenation component comprises from about 2% to about 8% by weight of nickel and from about 8% to about 30% by weight of tungsten, calculated as meals per 100 parts by weight of total catalyst.9. A process for producing high quality distillate with increased yield of heavy distillate from heavy gas oils comprising contacting a heavy gas oil under hydrocracking conditions with a catalyst comprising a low acidity, highly dealuminated ultrastable Y zeolite having an Alpha value of less than about 5 and Broensted acidity of from about 1 to about 20 micromole/g, an amorphous cracking component and a catalytic amount of hydrogenation component selected from the group consisting of a Group VI metal, a Group VIII metal, and mixtures thereof.10. A process according to claim 9, wherein the ultrastable Y zeolite has a unit cell size less than or equal to 24.26 Å.11. A process according to claim 9, wherein the ultrastable Y zeolite has a bulk silica to alumina ratio of greater than 50.12. A process according to claim 9, wherein the catalyst comprises from about 1% to 70% by weight of ultrastable Y zeolite, from about 10% to 80% by weight of amorphous cracking component, and from about 10% to 30% by weight of a binder.13. A process according to claim 9, wherein the amorphous cracking component is silica-alumina.14. A process according to claim 12, wherein the binder comprises an inorganic oxide.15. A process according to claim 9, wherein the Group VIII metal hydrogenation component is selected from the group consisting of nickel, cobalt, platinum, palladium and mixtures thereof and wherein the Group VI metal hydrogenation component is selected from the group consisting of molybdenum, tungsten and mixtures thereof.16. A process according to claim 15, wherein the hydrogenation component comprises from about 2% to about 8% by weight of nickel and from about 8% to about 30% by weight of tungsten, calculated as metals per 100 parts by weight of total catalyst.17. A hydrocracking catalyst composition comprising a low acidity, highly dealuminated ultrastable Y zeolite having an Alpha value of less than about 5 and from about 1 to about 20 micromole/g of Broensted acidity measured by FT-IR, an amorphous cracking component and a catalytic amount of hydrogenation component selected from the group consisting of a Group VI metal, a Group VIII metal, and mixtures thereof.18. A composition according to claim 17, wherein the ultrastable Y zeolite has a unit cell size less than or equal to 24.26 Å.19. A composition according to claim 17, wherein the ultrastable Y zeolite has a bulk silica to alumina ratio of greater than 50.20. A composition according to claim 17, wherein the catalyst comprises from about 1% to 70% by weight of ultrastable Y zeolite, from about 10% to 80% by weight of amorphous cracking component, and from about 10% to 30% by weight of a binder.21. A composition according to claim 20, wherein the amorphous cracking component is silica-alumina.22. A composition according to claim 20, wherein the binder comprises an inorganic oxide.23. A composition according to claim 17, wherein the Group VIII metal hydrogenation component is selected from the group consisting of nickel, cobalt, platinum, palladium and mixtures thereof and wherein the Group VI metal hydrogenation component is selected from the group consisting of molybdenum, tungsten and mixtures thereof.24. A process for producing a lubricating oil base stock which comprises:(a) contacting a feedstock under hydrocracking conditions with a catalyst comprising a low acidity, highly dealuminated ultrastable Y zeolite having an Alpha value of less than about 5 and Broensted acidity of from about 1 to about 20 micromole/g, an amorphous cracking component and a catalytic amount of hydrogenation component selected from the group consisting of a Group VI metal, a Group VIII metal, and mixtures thereof; and (b) processing the hydrocracked product to provide a lubricating oil base stock.
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Partridge Randall D. (Princeton NJ) LaPierre Rene B. (Medford NJ), Hydrocracking process with improved distillate selectivity with high silica large pore zeolites.
Absil Robert P. L. (West Deptford NJ) Angevine Philip J. (Woodbury NJ) Herbst Joseph A. (Turnersville NJ) Klocke Donald J. (Somerdale NJ) McWilliams John P. (Woodbury NJ) Han Scott (Lawrenceville NJ), Method for preparing a zeolite catalyst bound with a refractory oxide of low acidity.
Dai Pei-Shing E. (Port Arthur TX) Campbell ; II Charles N. (Port Arthur TX) Martin Bobby R. (Beaumont TX) Sherwood ; Jr. David E. (Beaumont TX), Mild hydrocracking process employing catalysts containing dealuminated y-zeolites.
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Zhang, Yihua; Maesen, Theodorus Ludovicus Michael; Rainis, Andrew; Le, Bao Quoc, Middle distillate hydrocracking catalyst containing zeolite USY with enhanced acid sites.
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