Separation, storage, and catalytic conversion of fluids using ITQ-55
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C01B-039/48
B01J-020/18
B01J-029/70
B01D-071/02
B01D-053/04
B01D-053/047
C01B-003/50
B01D-053/02
B01D-053/22
C01B-017/16
C01B-021/04
C01C-001/12
B01J-020/30
C07C-001/20
C07C-001/32
C07C-002/76
C07C-029/00
C07C-041/01
C01B-039/06
C01B-039/08
C01B-037/00
C01B-037/02
C01B-039/12
출원번호
US-0744211
(2015-06-19)
등록번호
US-9617164
(2017-04-11)
발명자
/ 주소
Corcoran, Jr., Edward W.
Corma Canos, Avelino
Rey Garcia, Fernando
Valencia Valencia, Susana
Cantin Sanz, Angel
Palomino Roca, Miguel
출원인 / 주소
EXXONMOBIL RESEARCH AND ENGINEERING COMPANY
대리인 / 주소
Ward, Andrew T.
인용정보
피인용 횟수 :
2인용 특허 :
13
초록▼
This invention refers to a microporous crystalline material of zeolitic nature that has, in its calcined state and in the absence of defects in its crystalline matrix manifested by the presence of silanols, the empirical formula x(M1/nXO2):yYO2:gGeO2:(1−g)SiO2in whichM is selected between H+, at lea
This invention refers to a microporous crystalline material of zeolitic nature that has, in its calcined state and in the absence of defects in its crystalline matrix manifested by the presence of silanols, the empirical formula x(M1/nXO2):yYO2:gGeO2:(1−g)SiO2in whichM is selected between H+, at least one inorganic cation of charge +n, and a mixture of both,X is at least one chemical element of oxidation state +3,Y is at least one chemical element with oxidation state +4 different from Si,x takes a value between 0 and 0.2, both included,y takes a value between 0 and 0.1, both included,g takes a value between 0 and 0.5, both included that has been denoted ITQ-55, as well as a method for its preparation. This invention also relates to uses of the crystalline material of zeolitic nature for adsorption of fluid components, membrane separation of fluid components, storage of fluid components, and catalysis of various conversion reactions.
대표청구항▼
1. A method for converting oxygenates, comprising: exposing an input fluid stream comprising an oxygenate to a catalyst comprising zeolite ITQ-55 under conversion conditions to form a converted compound comprising a dimethyl ether, olefins, aromatics, or any combination thereof, the conversion being
1. A method for converting oxygenates, comprising: exposing an input fluid stream comprising an oxygenate to a catalyst comprising zeolite ITQ-55 under conversion conditions to form a converted compound comprising a dimethyl ether, olefins, aromatics, or any combination thereof, the conversion being catalyzed by the catalyst comprising zeolite ITQ-55,wherein the zeolite ITQ-55 has a framework of tetrahedral (T) atoms connected by bridging atoms, wherein the tetrahedral atom is defined by connecting the nearest T atoms in the manner described in the following Table: ITQ-55 tetrahedral atom interconnectionsT atomConnected to:T1T6, T7, T55, T73T2T3, T5, T9, T56T3T2, T7, T21, T27T4T8, T9, T58, T73T5T2, T8, T52, T59T6T1, T8, T53, T60T7T1, T3, T50, T61T8T4, T5, T6, T51T9T2, T4, T21, T63T10T15, T16, T64, T74T11T12, T14, T18, T65T12T11, T16, T30, T36T13T17, T18, T67, T74T14T11, T17, T43, T68T15T10, T17, T44, T69T16T10, T12, T41, T70T17T13, T14, T15, T42T18T11, T13, T30, T72T19T24, T25, T37, T73T20T21, T23, T27, T38T21T3, T9, T20, T25T22T26, T27, T40, T73T23T20, T26, T41, T70T24T19, T26, T42, T71T25T19, T21, T43, T68T26T22, T23, T24, T69T27T3, T20, T22, T45T28T33, T34, T46, T74T29T30, T32, T36, T47T30T12, T18, T29, T34T31T35, T36, T49, T74T32T29, T35, T50, T61T33T28, T35, T51, T62T34T28, T30, T52, T59T35T31, T32, T33, T60T36T12, T29, T31, T54T37T19, T42, T43, T75T38T20, T39, T41, T45T39T38, T43, T57, T63T40T22, T44, T45, T75T41T16, T23, T38, T44T42T17, T24, T37, T44T43T14, T25, T37, T39T44T15, T40, T41, T42T45T27, T38, T40, T57T46T28, T51, T52, T76T47T29, T48, T50, T54T48T47, T52, T66, T72T49T31, T53, T54, T76T50T7, T32, T47, T53T51T8, T33, T46, T53T52T5, T34, T46, T48T53T6, T49, T50, T51T54T36, T47, T49, T66T55T1, T60, T61, T75T56T2, T57, T59, T63T57T39, T45, T56, T61T58T4, T62, T63, T75T59T5, T34, T56, T62T60T6, T35, T55, T62T61T7, T32, T55, T57T62T33, T58, T59, T60T63T9, T39, T56, T58T64T10, T69, T70, T76T65T11, T66, T68, T72T66T48, T54, T65, T70T67T13, T71, T72, T76T68T14, T25, T65, T71T69T15, T26, T64, T71T70T16, T23, T64, T66T71T24, T67, T68, T69T72T18, T48, T65, T67T73T1, T4, T19, T22T74T10, T13, T28, T31T75T37, T40, T55, T58T76T46, T49, T64, T67.wherein the zeolite ITQ-55 has, in a calcined state and in an absence of defects in its crystalline matrix manifested by the presence of silanols, an empiric formula x(M1/nXO2):yYO2:gGeO2:(1−g)SiO2 in whichM is selected from the group consisting of H+, at least one inorganic cation of charge +n, and a mixture of both,X is at least one chemical element of oxidation state +3,Y is at least one chemical element with oxidation state +4, wherein Y is not Si,x is a value between 0 and 0.2, inclusive,y is a value between 0 and 0.1, inclusive,g is a value between 0 and 0.5, inclusive. 2. The method of claim 1, wherein x is zero, y is zero, and g is zero. 3. The method of claim 1, wherein X is selected from the group consisting of Al, Ga, B, Fe, Cr, and combinations thereof, y is 0, and g is 0. 4. The method of claim 3, wherein X is Al. 5. The method of claim 4, wherein a ratio of Si to Al is from about 10:1 to about 1000:1. 6. The method of claim 5, wherein the ratio of Si to Al is at least about 100:1. 7. The method of claim 1, wherein exposing the input fluid stream to the catalyst comprising zeolite ITQ-55 comprises exposing the input fluid stream to catalyst particles comprising zeolite ITQ-55. 8. The method of claim 7, wherein the input fluid stream is exposed to the catalyst particles comprising zeolite ITQ-55 in a fluidized bed reactor or a riser reactor. 9. The method of claim 7, wherein the catalyst particles comprising zeolite ITQ-55 further comprise a support, the support comprising silica, alumina, silica-alumina, zirconia, titania, or a combination thereof. 10. The method of claim 7, wherein the catalyst particles comprise a Group VI metal, a Group VIII metal, or a combination thereof. 11. The method of claim 7, wherein the catalyst particles further comprise a zeolite having a framework structure different from zeolite ITQ-55. 12. The method of claim 11, wherein the zeolite having a framework structure different from zeolite ITQ-55 comprises a zeolite having a framework structure of MFI or FAU. 13. The method of claim 1, wherein the oxygenate comprises methanol, dimethyl ether, or a combination thereof. 14. The method of claim 13, wherein the input feed further comprises O2, H2O, or a combination thereof. 15. The method of claim 1, wherein the oxygenate comprises methanol and the converted compound comprises dimethyl ether. 16. The method of claim 1, wherein the oxygenate comprises methanol and the converted compound comprises an olefin. 17. The method of claim 1, wherein the oxygenate comprises methanol and the converted compound comprises a C6-C11 aromatic. 18. The method of claim 1, wherein the input feed is exposed to the catalyst comprising ITQ-55 in the presence of hydrogen. 19. The method of claim 1, wherein exposing the input fluid to the catalyst comprising zeolite ITQ-55 comprises: exposing the input fluid to the catalyst at conditions comprising a first temperature and a first pressure; andmodifying the conditions to a second temperature and a second pressure to expose at least a portion of the input fluid to the catalyst at a second temperature and a second pressure, a diffusion rate of the organic compound at the second temperature and the second pressure being about 50% or less of the diffusion rate at the first temperature and the first pressure. 20. The method of claim 19, wherein the second temperature is the same as the first temperature. 21. The method of claim 19, wherein the second temperature is lower than the first temperature. 22. The method of claim 19, wherein the first pressure is at least-about 100 bar (10 MPaa) and the second pressure is about 50 bar (5 MPaa) or less. 23. A method for converting oxygenates, comprising: exposing an input fluid stream comprising an oxygenate to a catalyst comprising a zeolite under conversion conditions to form a converted compound comprising a dimethyl ether, olefins, aromatics, or any combination thereof, the conversion being catalyzed by the catalyst comprising the zeolite,wherein the zeolite; has an X-ray diffraction pattern with, at least, the following angle values 2θ (degrees) and relative intensities (I/I0): 2θ (degrees) ± 0.5Intensity (I/I0)5.8w7.7w8.9w9.3mf9.9w10.1w13.2m13.4w14.7w15.1m15.4w15.5w17.4m17.7m19.9m20.6m21.2f21.6f22.0f23.1mf24.4m27.0mwhere I0 is the intensity from the most intense pick to which is assigned a value of 100w is a weak relative intensity between 0 and 20%,m is an average relative intensity between 20 and 40%,f is a strong relative intensity between 40 and 60%,and mf is a very strong relative intensity between 60 and 100%;wherein the zeolite has, in a calcined state and in an absence of defects in its crystalline matrix manifested by the presence of silanols, an empiric formula x(M1/nXO2):yYO2:gGeO2:(1−g)SiO2 in whichM is selected from the group consisting of H+, at least one inorganic cation of charge +n, and a mixture of both,X is at least one chemical element of oxidation state +3,Y is at least one chemical element with oxidation state +4, wherein Y is not Si,x is a value between 0 and 0.2, inclusive,y is a value between 0 and 0.1, inclusive,g is a value between 0 and 0.5 inclusive.
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