[미국특허]
Methods for producing fluorided-chlorided silica-coated alumina activator-supports and catalyst systems containing the same
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C08F-004/02
C08F-004/6592
C08F-010/00
C08F-210/16
C08F-004/76
B01J-037/24
B01J-037/26
B01J-021/12
B01J-031/14
B01J-031/16
B01J-031/22
C08F-110/02
C08F-110/06
B01J-037/02
B01J-021/04
C08F-004/659
C08F-210/02
B01J-027/053
B01J-027/08
B01J-035/10
출원번호
US-0676998
(2015-04-02)
등록번호
US-9365667
(2016-06-14)
발명자
/ 주소
McDaniel, Max P.
Kilgore, Uriah
Yang, Qing
Clear, Kathy S.
출원인 / 주소
Chevron Phillips Chemical Company LP
대리인 / 주소
Merchant & Gould P.C.
인용정보
피인용 횟수 :
2인용 특허 :
39
초록
Methods for the preparation of fluorided-chlorided silica-coated alumina activator-supports are disclosed. These activator-supports can be used in catalyst systems for the production of olefin-based polymers, such as polyethylene and polypropylene.
대표청구항▼
1. A catalyst composition comprising: an activator-support comprising a fluorided-chlorided silica-coated alumina, the fluorided-chlorided silica-coated alumina comprising from about 3 to about 10 wt. % F and from about 2 to about 7 wt. % Cl, based on the weight of the fluorided-chlorided silica-coa
1. A catalyst composition comprising: an activator-support comprising a fluorided-chlorided silica-coated alumina, the fluorided-chlorided silica-coated alumina comprising from about 3 to about 10 wt. % F and from about 2 to about 7 wt. % Cl, based on the weight of the fluorided-chlorided silica-coated alumina;a metallocene compound; andoptionally, a co-catalyst; wherein:a catalyst activity of the catalyst composition is greater than that of a catalyst system containing a fluorided silica-coated alumina, under the same polymerization conditions. 2. The composition of claim 1, wherein the fluorided-chlorided silica-coated alumina comprises from about 20 to about 45 wt. % silica, based on the weight of the silica-coated alumina. 3. The composition of claim 1, wherein the catalyst composition comprises an organoaluminum co-catalyst. 4. The composition of claim 3, wherein the metallocene compound comprises an unbridged zirconium or hafnium based metallocene compound containing two cyclopentadienyl groups, two indenyl groups, or a cyclopentadienyl and an indenyl group. 5. The composition of claim 3, wherein the metallocene compound comprises a bridged zirconium or hafnium based metallocene compound with a cyclopentadienyl group and fluorenyl group. 6. The composition of claim 5, wherein the metallocene compound comprises a bridging group containing an alkenyl substituent or a phenyl substituent. 7. The composition of claim 3, wherein the metallocene compound comprises a bridged zirconium or hafnium based metallocene compound with two indenyl groups. 8. The composition of claim 3, wherein: the fluorided-chlorided silica-coated alumina comprises from about 25 to about 50 wt. % silica, based on the weight of the silica-coated alumina;a catalyst activity of the catalyst composition is greater than about 1000 grams of polyethylene per gram of fluorided-chlorided silica-coated alumina per hour, under slurry polymerization conditions, with a triisobutylaluminum co-catalyst, using isobutane as a diluent, and with a polymerization temperature of 95° C. and a reactor pressure of 400 psig; anda catalyst activity of the catalyst composition is greater than about 1000 grams of polypropylene per gram of fluorided-chlorided silica-coated alumina per hour, under slurry polymerization conditions, with a triisobutylaluminum co-catalyst, and a polymerization temperature of 70° C. and a reactor pressure of 450 psig. 9. The composition of claim 1, wherein the catalyst composition comprises two or more metallocene compounds. 10. An olefin polymerization process, the process comprising contacting a catalyst composition with an olefin monomer and an optional olefin comonomer in a polymerization reactor system under polymerization conditions to produce an olefin polymer, wherein the catalyst composition comprises an activator-support comprising a fluorided-chlorided silica-coated alumina, a metallocene compound, and a co-catalyst; wherein: the fluorided-chlorided silica-coated alumina comprises from about 3 to about 10 wt. % F and from about 2 to about 7 wt. % Cl, based on the weight of the fluorided-chlorided silica-coated alumina; anda catalyst activity of the catalyst composition is greater than that of a catalyst system containing a fluorided silica-coated alumina, under the same polymerization conditions. 11. The process of claim 10, wherein the polymerization reactor system comprises a loop slurry reactor. 12. The process of claim 10, wherein the olefin monomer comprises propylene. 13. The process of claim 10, wherein the catalyst composition is contacted with ethylene and an olefin comonomer comprising 1-butene, 1-hexene, 1-octene, or a mixture thereof. 14. A process to produce a fluorided-chlorided silica-coated alumina, the process comprising: (a) calcining a silica-coated alumina at a peak calcining temperature to produce a calcined silica-coated alumina;(b) contacting the calcined silica-coated alumina with a chlorine-containing compound and calcining at a peak chloriding temperature to produce a chlorided silica-coated alumina; and(c) contacting the chlorided silica-coated alumina with a fluorine-containing compound and calcining at a peak fluoriding temperature to produce the fluorided-chlorided silica-coated alumina; wherein:the fluorided-chlorided silica-coated alumina comprises from about 2 to about 15 wt. % F and from about 1 to about 10 wt. % Cl, based on the weight of the fluorided-chlorided silica-coated alumina; andan activity of a catalyst composition containing the fluorided-chlorided silica-coated alumina is greater than that of a catalyst system containing a chlorided-fluorided silica-coated alumina, under the same polymerization conditions. 15. The process of claim 14, wherein the peak chloriding temperature is less than or equal to the peak calcining temperature. 16. The process of claim 14, wherein the peak fluoriding temperature is less than or equal to the peak calcining temperature. 17. The process of claim 14, wherein: the peak calcining temperature is in a range from about 400 to about 1000° C.;the peak chloriding temperature is in a range from about 300 to about 700° C.; andthe peak fluoriding temperature is in a range from about 300 to about 700° C. 18. The process of claim 14, wherein: the fluorided-chlorided silica-coated alumina comprises from about 3 to about 10 wt. % F and from about 2 to about 7 wt. % Cl, based on the weight of the fluorided-chlorided silica-coated alumina; andthe fluorided-chlorided silica-coated alumina comprises from about 20 to about 45 wt. % silica, based on the weight of the silica-coated alumina. 19. A fluorided-chlorided silica-coated alumina produced by the process of claim 14, wherein the fluorided-chlorided silica-coated alumina has: a pore volume in a range from about 0.5 to about 2.5 mL/g; anda surface area in a range from about 150 to about 700 m2/g. 20. The fluorided-chlorided silica-coated alumina of claim 19, wherein the silica-coated alumina comprises from about 25 to about 50 wt. % silica, based on the weight of the silica-coated alumina. 21. The fluorided-chlorided silica-coated alumina of claim 19, wherein the silica-coated alumina comprises from about 3 to about 10 wt. % F and from about 2 to about 7 wt. % Cl, based on the weight of the fluorided-chlorided silica-coated alumina.
Jensen, Michael D.; Hawley, Gil R.; McDaniel, Max P.; Crain, Tony; Benham, Elizabeth A.; Martin, Joel L.; Yang, Qing, Acidic activator-supports and catalysts for olefin polymerization.
Hottovy John D. (Bartlesville OK) Lawrence Frederick C. (Bartlesville OK) Lowe Barry W. (Bartlesville OK) Fangmeier James S. (Bartlesville OK), Apparatus and method for producing ethylene polymer.
McDaniel, Max P.; Benham, Elizabeth A.; Martin, Shirley J.; Collins, Kathy S.; Smith, James L.; Hawley, Gil R.; Wittner, Christopher E.; Jensen, Michael D., Compositions that can produce polymers.
Yang, Qing; Jayaratne, Kumudini C.; Jensen, Michael D.; McDaniel, Max P.; Martin, Joel L.; Thorn, Matthew G.; Lanier, Jerry T.; Crain, Tony R., Dual metallocene catalysts for polymerization of bimodal polymers.
Hottovy John D. ; Hensley Harvey D. ; Przelomski David J. ; Cymbaluk Teddy H. ; Franklin ; III Robert K. ; Perez Ethelwoldo P., High solids slurry polymerization.
Jenkins ; III John M. (So. Charleston WV) Jones Russell L. (Chapel Hill NC) Jones Thomas M. (So. Charleston WV) Beret Samil (Danville CA), Method for fluidized bed polymerization.
Shamshoum Edwar S. ; Rauscher David J., Method of olefin polymerization utilizing hydrogen pulsing, products made therefrom, and method of hydrogenation.
McDaniel, Max P.; Kilgore, Uriah; Yang, Qing; Collins, Kathy S., Methods for producing fluorided-chlorided silica-coated alumina activator-supports and catalyst systems containing the same.
Murray, Rex E.; Jayaratne, Kumudini C.; Yang, Qing; Martin, Joel L.; Glass, Gary L., Nano-linked heteronuclear metallocene catalyst compositions and their polymer products.
Martin Joel L. ; Bergmeister Joseph J. ; Hsieh Eric T. ; McDaniel Max P. ; Benham Elizabeth A. ; Secora Steven J., Olefin polymerization processes and products thereof.
Hawley, Gil R.; McDaniel, Max P.; Wittner, Christopher E.; Jensen, Michael D.; Martin, Joel L.; Benham, Elizabeth A.; Eaton, Anthony P.; Collins, Kathy S., Polymerization catalysts.
Martin,Joel L.; Thorn,Matthew G.; McDaniel,Max P.; Jensen,Michael D.; Yang,Qing; DesLauriers,Paul J.; Kertok,Mark E., Polymerization catalysts and process for producing bimodal polymers in a single reactor.
Yang,Qing; Jensen,Michael D.; Thorn,Matthew G.; McDaniel,Max P.; Martin,Joel L.; Crain,Tony R., Polymerization catalysts for producing high melt index polymers without the use of hydrogen.
Yang, Qing; Jensen, Michael D.; Martin, Joel L.; Thorn, Matthew G.; McDaniel, Max P.; Yu, Youlu; Rohlfing, David C., Polymerization catalysts for producing high molecular weight polymers with low levels of long chain branching.
Hanson Donald O. (Bartlesville OK), Process and apparatus for separating diluents from solid polymers utilizing a two-stage flash and a cyclone separator.
Hasegawa Saiki (Mie-ken JPX) Yasuda Hisami (Mie-ken JPX) Yano Akihiro (Mie-ken JPX), Process for producing a
상세보기
Martin,Joel L.; Benham,Elizabeth A.; Kertok,Mark E.; Jensen,Michael D.; McDaniel,Max P.; Hawley,Gil R.; Yang,Qing; Thorn,Matthew G.; Sukhadia,Ashish M., Resins that yield low haze films and the process for their production.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.