[미국특허]
Catalyst systems containing low valent titanium compounds and polymers produced therefrom
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C08F-004/642
C08F-110/02
C08F-210/16
C07F-007/28
C07F-009/535
출원번호
US-0481502
(2017-04-07)
등록번호
US-10000595
(2018-06-19)
발명자
/ 주소
Cruz, Carlos A.
Barr, Jared L.
출원인 / 주소
Chevron Phillips Chemical Company LP
대리인 / 주소
Merchant & Gould P.C.
인용정보
피인용 횟수 :
0인용 특허 :
59
초록
Disclosed herein are methods for synthesizing low valence, bimetallic titanium compounds from half-metallocene titanium compounds and alkylaluminum compounds. The bimetallic titanium compounds can be used as components in catalyst systems for the polymerization of olefins.
대표청구항▼
1. A method of making a bimetallic compound having the formula: the method comprising: contacting a half-metallocene titanium compound having the formula: with an alkylaluminum compound having the formula Al(RZ)3 to form a mixture comprising the bimetallic compound having formula (A); wherein: X1
1. A method of making a bimetallic compound having the formula: the method comprising: contacting a half-metallocene titanium compound having the formula: with an alkylaluminum compound having the formula Al(RZ)3 to form a mixture comprising the bimetallic compound having formula (A); wherein: X1 and X2 independently are a halide;R1, R2, and R3 independently are H or a halide, C1 to C36 hydrocarbyl group, C1 to C36 halogenated hydrocarbyl group, C1 to C36 hydrocarboxy group, or C1 to C36 hydrocarbylsilyl group;Cp is a substituted or unsubstituted cyclopentadienyl, indenyl, or fluorenyl group; andeach RZ independently is a C1 to C10 alkyl group. 2. The method of claim 1, wherein the alkylaluminum compound comprises trimethylaluminum, triethylaluminum, triisobutylaluminum, tri-n-octylaluminum, or any combination thereof. 3. The method of claim 1, wherein: X1 and X2 are Cl;R1, R2, and R3 independently are H or C1 to C18 hydrocarbyl group; andCp is an unsubstituted cyclopentadienyl or indenyl group. 4. The method of claim 1, wherein each RZ independently is a C1 to C8 alkyl group. 5. The method of claim 1, wherein the mixture comprising the bimetallic compound is formed in a time period in a range from about 30 minutes to about 36 hours. 6. The method of claim 1, wherein the mixture comprising the bimetallic compound contains less than 10 wt. % of Ti(IV) compounds. 7. The method of claim 1, wherein: the mixture further comprises Ti(II) compounds and/or additional Ti(III) compounds; andthe mixture contains less than 1 wt. % of Ti(IV) compounds. 8. The method of claim 1, wherein the molar ratio of the alkylaluminum compound to the half-metallocene titanium compound is in a range from about 1:1 to about 5:1. 9. The method of claim 1, wherein the molar ratio of the alkylaluminum compound to the half-metallocene titanium compound is in a range from about 1.1:1 to about 2:1. 10. A bimetallic titanium compound having the formula: wherein: X1 and X2 independently are a halide; andR1, R2, and R3 independently are H or a halide, C1 to C36 hydrocarbyl group, C1 to C36 halogenated hydrocarbyl group, C1 to C36 hydrocarboxy group, or C1 to C36 hydrocarbylsilyl group. 11. The compound of claim 10, wherein: X1 and X2 are Cl; andR1, R2, and R3 independently are H or C1 to C18 hydrocarbyl group. 12. The compound of claim 10, wherein: X1 and X2 are Cl; andR1, R2, and R3 independently are a C1 to C8 alkyl group. 13. A catalyst composition comprising a bimetallic titanium compound, an activator, and an optional co-catalyst, wherein the bimetallic titanium compound has the formula: wherein: X1 and X2 independently are a halide; andR1, R2, and R3 independently are H or a halide, C1 to C36 hydrocarbyl group, C1 to C36 halogenated hydrocarbyl group, C1 to C36 hydrocarboxy group, or C1 to C36 hydrocarbylsilyl group. 14. The composition of claim 13, wherein the activator comprises an aluminoxane compound, an organoboron or organoborate compound, an ionizing ionic compound, or any combination thereof. 15. The composition of claim 13, wherein the activator comprises an activator-support, the activator-support comprising a solid oxide treated with an electron-withdrawing anion. 16. The composition of claim 13, wherein: the catalyst composition comprises an organoaluminum co-catalyst; andthe activator comprises a fluorided solid oxide and/or a sulfated solid oxide. 17. The composition of claim 13, wherein the catalyst composition is produced by a process comprising: (a) contacting a half-metallocene titanium compound having the formula: with an alkylaluminum compound having the formula Al(RZ)3 for a first period of time to form a first mixture, the first mixture comprising the bimetallic compound having formula (A); and(b) contacting the first mixture with the activator and the co-catalyst for a second period of time to form the catalyst composition; wherein:X1 and X2 independently are a halide;R1, R2, and R3 independently are H or a halide, C1 to C36 hydrocarbyl group, C1 to C36 halogenated hydrocarbyl group, C1 to C36 hydrocarboxy group, or C1 to C36 hydrocarbylsilyl group;Cp is a substituted or unsubstituted cyclopentadienyl, indenyl, or fluorenyl group; andeach RZ independently is a C1 to C10 alkyl group. 18. An olefin polymerization process, the process comprising: contacting the catalyst composition of claim 13 with an olefin monomer and an optional olefin comonomer in a polymerization reactor system under polymerization conditions to produce an olefin polymer. 19. The process of claim 18, wherein: the polymerization reactor system comprises a slurry reactor, gas-phase reactor, solution reactor, or a combination thereof; andthe olefin monomer comprises ethylene, and the olefin comonomer comprises 1-butene, 1-hexene, 1-octene, or a mixture thereof. 20. The process of claim 18, wherein: the olefin polymer comprises an ethylene homopolymer or an ethylene/α-olefin copolymer;the activator comprises an activator-support, an aluminoxane compound, an organoboron or organoborate compound, an ionizing ionic compound, or any combination thereof; andthe catalyst composition comprises an organoaluminum co-catalyst.
McDaniel, Max P.; Yang, Qing; Crain, Tony R.; Collins, Kathy S., Activator supports impregnated with group VIII transition metals for polymer property control.
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.
McDaniel Max P. ; Collins Kathy S. ; Johnson Marvin M. ; Smith James L. ; Benham Elizabeth A. ; Hawley Gil R. ; Wittner Christopher E. ; Jensen Michael D., Compositions that can produce polymers.
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.
Rupert Edward von Haken Spence CA; Stephen John Brown CA; Ryan Paul Wurz CA; Dusan Jeremic CA; Douglas W. Stephan CA, Hydrocarbyl phosphinimine/cyclopentadienyl complexes of group IV metals and preparation thereof.
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.
McDaniel, Max P.; Johnson, Marvin M.; Randolph, Bruce B.; Collins, Kathy S.; Benham, Elizabeth A.; Jensen, Michael D.; Martin, Joel L.; Hawley, Gil R., Organometal catalyst composition.
Collins, Kathy S.; Palackal, Syriac J.; McDaniel, Max P.; Jensen, Michael D.; Hawley, Gil R.; Farmer, Kenneth R.; Wittner, Christopher E.; Benham, Elizabeth A.; Eaton, Anthony P.; Martin, Joel L., Organometal catalyst compositions.
Max P. McDaniel ; James B. Kimble ; Kathy S. Collins ; Elizabeth A. Benham ; Michael D. Jensen ; Gil R. Hawley ; Joel L. Martin, Organometal catalyst compositions.
Max P. McDaniel ; Kathy S. Collins ; Anthony P. Eaton ; Elizabeth A. Benham ; Michael D. Jensen ; Joel L. Martin ; Gil R. Hawley, Organometal catalyst compositions.
Max P. McDaniel ; Kathy S. Collins ; James L. Smith ; Elizabeth A. Benham ; Marvin M. Johnson ; Anthony P. Eaton ; Michael D. Jensen ; Joel L. Martin ; Gil R. Hawley, Organometal catalyst compositions.
McDaniel, Max P.; Collins, Kathy S.; Benham, Elizabeth A.; Eaton, Anthony P.; Jensen, Michael D.; Martin, Joel L.; Hawley, Gil R.; Hsieh, Eric T., Organometal catalyst compositions.
McDaniel, Max P.; Collins, Kathy S.; Eaton, Anthony P.; Benham, Elizabeth A.; Jensen, Michael D.; Martin, Joel L.; Hawley, Gil R., Organometal catalyst compositions.
McDaniel, Max P.; Shveima, Joseph S.; Smith, James L.; Collins, Kathy S.; Benham, Elizabeth A.; Eaton, Anthony P.; Jensen, Michael D.; Martin, Joel L.; Hawley, Gil R., Organometal catalyst compositions.
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.
Max P. McDaniel ; Kathy S. Collins ; Anthony P. Eaton ; Elizabeth A. Benham ; Joel L. Martin ; Michael D. Jensen ; Gil R. Hawley, Organometal compound catalyst.
McDaniel, Max P.; Collins, Kathy S.; Hawley, Gil R.; Jensen, Michael D.; Benham, Elizabeth A.; Eaton, Anthony P.; Martin, Joel L.; Wittner, Christopher E., Organometal compound catalyst.
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.
Bhandarkar, Maruti; Benham, Elizabeth A; Gonzales, Rebecca A.; Kufeld, Scott E.; Mutchler, Joel A; Gill, Catherine M.; Nguyen, Thanh T.; Odi, Timothy O., Polyolefin production with different diluents in multiple polymerization reactors.
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
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.
Yang, Qing; McDaniel, Max P.; Martin, Joel L.; Crain, Tony R.; Muninger, Randy S.; Lanier, Jerry T.; Fodor, Jeff S.; Deslauriers, Paul J.; Tso, Chung C.; Rohlfing, David C., Process for producing broader molecular weight distribution polymers with a reverse comonomer distribution and low levels of long chain branches.
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.
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.