[미국특허]
Catalyst and process for producing a polymer containing a high molecular weight tail
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
B01J-031/02
B01J-031/14
C08F-004/42
출원번호
US-0135904
(2013-12-20)
등록번호
US-8809219
(2014-08-19)
발명자
/ 주소
Yang, Qing
McDaniel, Max P.
Crain, Tony R.
출원인 / 주소
Chevron Phillips Chemical Company LP
대리인 / 주소
Merchant & Gould P.C.
인용정보
피인용 횟수 :
8인용 특허 :
52
초록▼
The present invention provides metal-containing sulfated activator-supports, and polymerization catalyst compositions employing these activator-supports. Methods for making these metal-containing sulfated activator-supports and for using such components in catalyst compositions for the polymerizatio
The present invention provides metal-containing sulfated activator-supports, and polymerization catalyst compositions employing these activator-supports. Methods for making these metal-containing sulfated activator-supports and for using such components in catalyst compositions for the polymerization of olefins are also provided.
대표청구항▼
1. A catalyst composition comprising: a contact product of a metallocene compound and a metal-containing sulfated activator-support, wherein the metal-containing sulfated activator-support is produced by a process comprising:(a) contacting a solid oxide with a sulfate compound to produce a sulfated
1. A catalyst composition comprising: a contact product of a metallocene compound and a metal-containing sulfated activator-support, wherein the metal-containing sulfated activator-support is produced by a process comprising:(a) contacting a solid oxide with a sulfate compound to produce a sulfated solid oxide;(b) calcining the sulfated solid oxide to produce a calcined sulfated solid oxide; and(c) contacting the calcined sulfated solid oxide with: (i) a transition metal compound and a hydrocarbon solvent; or(ii) a vapor comprising a transition metal compound;to produce the metal-containing sulfated activator-support; wherein the metal-containing sulfated activator-support is not calcined. 2. The catalyst composition of claim 1, wherein the catalyst composition further comprises an organoaluminum compound. 3. The catalyst composition of claim 2, wherein the catalyst composition has a catalyst activity of greater than about 1000 grams of olefin polymer per gram of the metal-containing sulfated activator-support per hour under slurry polymerization conditions, using isobutane as a diluent, with a polymerization temperature of 90° C., and a reactor pressure of 400 psig. 4. The catalyst composition of claim 1, wherein: a weight percent of the transition metal compound to the metal-containing sulfated activator-support is in a range from about 0.01 to about 10 percent; andthe transition metal compound comprises titanium, zirconium, hafnium, vanadium, or any combination thereof. 5. The catalyst composition of claim 4, wherein: the catalyst composition further comprises an organoaluminum compound;the solid oxide is calcined prior to step (a);a ratio of the sulfate compound to the solid oxide is in a range from about 1.5 mmol/g to about 10 mmol/g; andthe solid oxide comprises silica, alumina, silica-alumina, or any combination thereof. 6. A polymerization process, the polymerization process comprising contacting the catalyst composition of claim 1 with an olefin monomer and optionally an olefin comonomer under polymerization conditions to produce an olefin polymer. 7. The polymerization process of claim 6, wherein: the catalyst composition is contacted with ethylene and an olefin comonomer comprising 1-butene, 1-hexene, 1-octene, or a combination thereof; andthe catalyst composition further comprises an organoaluminum compound. 8. The polymerization process of claim 6, wherein: a weight percent of the transition metal compound to the metal-containing sulfated activator-support is in a range from about 0.01 to about 10 percent;the transition metal compound comprises titanium, zirconium, hafnium, vanadium, or any combination thereof;a ratio of the sulfate compound to the solid oxide is in a range from about 1.5 mmol/g to about 10 mmol/g; andthe solid oxide comprises silica, alumina, silica-alumina, or any combination thereof. 9. The polymerization process of claim 8, wherein: the catalyst composition is contacted with ethylene and an olefin comonomer comprising 1-butene, 1-hexene, 1-octene, or a combination thereof; andthe catalyst composition further comprises an organoaluminum compound. 10. The polymerization process of claim 9, wherein the olefin polymer has a z-average molecular weight (Mz) from about 1,000,000 to about 5,000,000 g/mol. 11. A catalyst composition comprising: a contact product of a metallocene compound and a metal-containing sulfated activator-support, wherein the metal-containing sulfated activator-support is produced by a process comprising:(a) contacting a solid oxide with a sulfate compound while calcining to produce a calcined sulfated solid oxide; and(b) contacting the calcined sulfated solid oxide with: (i) a transition metal compound and a hydrocarbon solvent; or(ii) a vapor comprising a transition metal compound;to produce the metal-containing sulfated activator-support; wherein the metal-containing sulfated activator-support is not calcined. 12. The catalyst composition of claim 11, wherein the catalyst composition further comprises an organoaluminum compound. 13. The catalyst composition of claim 12, wherein the catalyst composition has a catalyst activity of greater than about 1000 grams of olefin polymer per gram of the metal-containing sulfated activator-support per hour under slurry polymerization conditions, using isobutane as a diluent, with a polymerization temperature of 90° C., and a reactor pressure of 400 psig. 14. The catalyst composition of claim 11, wherein: a weight percent of the transition metal compound to the metal-containing sulfated activator-support is in a range from about 0.01 to about 10 percent; andthe transition metal compound comprises titanium, zirconium, hafnium, vanadium, or any combination thereof. 15. The catalyst composition of claim 14, wherein: the catalyst composition further comprises an organoaluminum compound;the solid oxide is calcined prior to step (a);a ratio of the sulfate compound to the solid oxide is in a range from about 1.5 mmol/g to about 10 mmol/g; andthe solid oxide comprises silica, alumina, silica-alumina, or any combination thereof. 16. A polymerization process, the polymerization process comprising contacting the catalyst composition of claim 11 with an olefin monomer and optionally an olefin comonomer under polymerization conditions to produce an olefin polymer. 17. The polymerization process of claim 16, wherein: the catalyst composition is contacted with ethylene and an olefin comonomer comprising 1-butene, 1-hexene, 1-octene, or a combination thereof; andthe catalyst composition further comprises an organoaluminum compound. 18. The polymerization process of claim 16, wherein: a weight percent of the transition metal compound to the metal-containing sulfated activator-support is in a range from about 0.01 to about 10 percent;the transition metal compound comprises titanium, zirconium, hafnium, vanadium, or any combination thereof;a ratio of the sulfate compound to the solid oxide is in a range from about 1.5 mmol/g to about 10 mmol/g; andthe solid oxide comprises silica, alumina, silica-alumina, or any combination thereof. 19. The polymerization process of claim 18, wherein: the catalyst composition is contacted with ethylene and an olefin comonomer comprising 1-butene, 1-hexene, 1-octene, or a combination thereof; andthe catalyst composition further comprises an organoaluminum compound. 20. The polymerization process of claim 19, wherein the olefin polymer has a z-average molecular weight (Mz) from about 1,000,000 to about 5,000,000 g/mol.
McDaniel, Max P.; Yang, Qing; Crain, Tony R.; Collins, Kathy S., Activator supports impregnated with group VIII transition metals for polymer property control.
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Max P. McDaniel ; Kathy S. Collins ; Anthony P. Eaton ; Elizabeth A. Benham ; Michael D. Jensen ; Joel L. Martin ; Gil R. Hawley, Organometal catalyst compositions.
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McDaniel, Max P.; Collins, Kathy S.; Eaton, Anthony P.; Benham, Elizabeth A.; Jensen, Michael D.; Martin, Joel L.; Hawley, Gil R., Organometal catalyst compositions.
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McDaniel, Max P.; Collins, Kathy S.; Benham, Elizabeth A.; Eaton, Anthony P.; Jensen, Michael D.; Martin, Joel L.; Hawley, Gil R., Organometal catalyst compositions with solid oxide supports treated with fluorine and boron.
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상세보기
Max P. McDaniel ; Anthony P. Eaton ; Elizabeth A. Benham ; Shawn R. Kennedy ; Ashish M. Sukhadia ; Rajendra K. Krishnaswamy ; Kathy S. Collins, Process for producing a polymer composition.
McDaniel Max P. ; Collins Kathy S. ; Johnson Marvin M. ; Smith James L. ; Benham Elizabeth A. ; Hawley Gil R. ; Wittner Christopher E. ; Jensen Michael D., Process for producing polymers using a composition comprising an organometal compound, a treated solid oxide compound, and an organoaluminum compound.
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