Method of using carbide and/or oxycarbide containing compositions
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C07C-005/22
C07C-005/02
C10G-045/04
C10G-021/04
출원번호
US-0023618
(2001-12-18)
발명자
/ 주소
Moy, David
Niu, Chunming
Ma, Jun
Willey, Jason M.
출원인 / 주소
Hyperion Catalysis International, Inc.
대리인 / 주소
Evans, Esq. Barry
인용정보
피인용 횟수 :
11인용 특허 :
31
초록▼
Compositions including carbide-containing nanorods and/or oxycarbide-containing nanorods and/or carbon nanotubes bearing carbides and oxycarbides and methods of making the same are provided. Rigid porous structures including oxycarbide-containing nanorods and/or carbide containing nanorods and/or ca
Compositions including carbide-containing nanorods and/or oxycarbide-containing nanorods and/or carbon nanotubes bearing carbides and oxycarbides and methods of making the same are provided. Rigid porous structures including oxycarbide-containing nanorods and/or carbide containing nanorods and/or carbon nanotubes bearing carbides and oxycarbides and methods of making the same are also provided. The compositions and rigid porous structures of the invention can be used either as catalyst and/or catalyst supports in fluid phase catalytic chemical reactions. Processes for making supported catalyst for selected fluid phase catalytic reactions are also provided.
대표청구항▼
1. A method for conducting a fluid phase reaction comprising the step of:contacting a feed stream for a fluid phase reaction with a composition, said composition including a plurality of nanostructures selected from the group consisting of carbon nanotubes, carbide nanorods, and mixtures thereof, ea
1. A method for conducting a fluid phase reaction comprising the step of:contacting a feed stream for a fluid phase reaction with a composition, said composition including a plurality of nanostructures selected from the group consisting of carbon nanotubes, carbide nanorods, and mixtures thereof, each having a substantially uniform diameter between 1 nm and 100 nm and a length to diameter ratio greater than 5, said nanostructures further including a metal carbide selected from the group consisting of carbides and oxycarbides of a transition metal, rare earth metal or actinide. 2. The method of claim 1, wherein said fluid phase reaction is selected from the group consisting of hydrogenation, oxidation, protonation, hydrodesulfurisation, hydrodenitrogenation, hydrodemetallisation, hydrodeoxygenation, hydrodearomatization, dehydrogenation, hydrogenolysis, isomerization, alkylation, dealkylation and transalkylation. 3. The method of claim 2, wherein the fluid phase reaction is isomerization and the feed stream includes a hydrocarbon. 4. The method of claim 3, wherein the hydrocarbon is an alkane. 5. The method of claim 4, further comprising isomerization conditions that include a temperature from 100° C. to 400° C., a molar ratio of hydrocarbon to hydrogen of 1:16 to 1:4, a pressure from about 1 to 10 psi, and a WHSV from 1 to 10 h −1 . 6. The method of claim 5, wherein said hydrocarbon is selected from the group consisting of normal, branched, and cyclic hydrocarbons. 7. The method of claim 2, wherein the fluid phase reaction is hydrogenation and the feed stream includes a hydrocarbon with unsaturated bonds. 8. The method of claim 7, wherein said hydrocarbon is selected from the group consisting of alkenes, alkynes, alcohols, aldehydes, ketones and esters. 9. The method of claim 2, wherein the fluid phase reaction is hydrodesulfuriation. 10. The method of claim 9, wherein the feed stream includes a sulfur-containing compound. 11. The method of claim 10, wherein the sulfur-containing compound is selected from the group consisting of thiophene, dibenzylthiophene, and dimethyl dibenzyl thiophene. 12. The method of claim 9, comprising hydrodesulfurisation conditions that include a temperature from 250° C. to 400° C. and a pressure from about 1 to 10 MPa. 13. A method for conducting an oxidation reaction comprising the step of:contacting a feed stream for an oxidation reaction with a composition, said composition including a plurality of nanostructures selected from the group consisting of carbon nanotubes, carbide nanorods, and mixtures thereof, each having a substantially uniform diameter between 1 nm and 100 nm and a length to diameter ratio greater than 5, said nanostructures further including silicon carbide. 14. The method of claim 13, wherein said composition further includes a catalyst selected from the group consisting of palladium and platinum supported on said nanostructures. 15. The method of claim 14, wherein said oxidation reaction is for methane. 16. The method of claim 14, wherein said oxidation reaction is for carbon monoxide.
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이 특허에 인용된 특허 (31)
Dubots Dominique (Le Fayet FRX), Binodal metallic carbide and its use as a catalyst.
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Massey Richard J. ; Martin Mark T. ; Dong Liwen ; Lu Ming ; Fischer Alan ; Jameison Fabian ; Liang Pam ; Hoch Robert ; Leland Jonathan K., Graphitic nanotubes in luminescence assays.
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Ledoux Marc-Jacques (Strasbourg FRX) Guille Jean-Louis (Strasbourg FRX) Pham Huu Cuong (Strasbourg FRX) Dunlop Hugh (Egreve FRX) Prin Marie (Moirans FRX), Preparation of a catalyst from metal oxides by reduction and partial carburization by reaction gases.
Ledoux Marc-Jacques (Strasbourg FRX) Guille Jean-Louis (Strasbourg FRX) Pham-Huu Cuong (Strasbourg FRX) Marin Sophie (Strasbourg FRX), Process for activating the surface of carbides of heavy metals with a large specific surface for catalytic reactions.
Ledoux Marc J. (Strasbourg FRX) Guille Jean-Louis (Strasbourg FRX) Huu Cuong P. (Saverne FRX) Blekkan Edd (Flataasen NOX) Peschiera Eric (Avon FRX), Process for the isomerisation of straight hydrocarbons containing at least 7 carbon atoms using catalysts with a base of.
Ledoux Marc-Jacques (Strasbourg FRX) Guille Jean-Louis (Strasbourg FRX) Pham-Huu Cuong (Strasbourg FRX) Marin Sophie (Strasbourg FRX), Production of heavy metal carbides of high specific surface area.
Ledoux Marc-Jacques (Strasbourg FRX) Guille Jean-Louis (Strasbourg FRX) Pham-Huu Cuong (Strasbourg FRX) Marin Sophie (Strasbourg FRX), Production of heavy metal carbides of high specific surface area.
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