Hydrocarbon and oxygenate conversion by high severity pyrolysis to make acetylene and ethylene
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
C07C-005/05
C07C-002/84
C10G-045/32
C10G-057/00
C10G-069/06
C10G-070/02
C10G-003/00
C10G-009/00
출원번호
US-0993211
(2011-12-20)
등록번호
US-9815751
(2017-11-14)
우선권정보
EP-11171344 (2011-06-24)
국제출원번호
PCT/US2011/066180
(2011-12-20)
§371/§102 date
20130918
(20130918)
국제공개번호
WO2012/099674
(2012-07-26)
발명자
/ 주소
Keusenkothen, Paul F.
Hershkowitz, Frank
출원인 / 주소
ExxonMobil Chemical Patents Inc.
인용정보
피인용 횟수 :
0인용 특허 :
24
초록▼
The invention relates to hydrocarbon conversion processes, e.g., to processes for producing acetylene from hydrocarbon and then hydrogenating at least a portion of the acetylene. The invention also relates to polymerizing one or more products derived from the acetylene saturation, and to equipment u
The invention relates to hydrocarbon conversion processes, e.g., to processes for producing acetylene from hydrocarbon and then hydrogenating at least a portion of the acetylene. The invention also relates to polymerizing one or more products derived from the acetylene saturation, and to equipment useful for these processes.
대표청구항▼
1. A hydrocarbon conversion process, comprising: (a) providing a first mixture comprising hydrocarbon and ≧10 wt. % of CO2 based on the weight of the first mixture;(b) exposing the first mixture to high severity thermal pyrolysis conditions including a temperature in the range of from 1.45×103° C. t
1. A hydrocarbon conversion process, comprising: (a) providing a first mixture comprising hydrocarbon and ≧10 wt. % of CO2 based on the weight of the first mixture;(b) exposing the first mixture to high severity thermal pyrolysis conditions including a temperature in the range of from 1.45×103° C. to 2.20×103° C., a total pressure in the range of from 2 bar (absolute) to 10 bar (absolute), and a residence time ≦5.0×10−3 second, in a first region to form a second mixture, the second mixture having a CO:acetylene molar ratio in the range of 2.5×10−3 to 3.0, a CO2:acetylene molar ratio ≦0.01, and comprising ≧1.0 wt. % C2 unsaturates based on the weight of the second mixture;(c) transferring at least a portion of the second mixture, as a transferred mixture, to at least one acetylene converter; and(d) catalytically converting at least a portion of the transferred mixture in the acetylene convertor to produce a product;wherein,the transferred mixture has a CO:acetylene molar ratio in the range of 0.01-1.5 and comprises A2 wt % acetylene and A3 wt % ethylene based on the weight of the transferred mixture,the catalytic converting is carried out in the presence of an a catalyst comprising ≧0.1 wt. % of one or more of Pt, Pd, and Ni, andthe product comprises A5 wt. % of acetylene and A6 wt. % of ethylene based on the weight of the product wherein A6≧A3, A57.0. 12. The process of claim 1, further comprising separating ethylene from the product and enriching at least a portion of the transferred mixture with separated ethylene to produce a third mixture. 13. The process of claim 1, wherein (i) the second mixture comprises 5.0×102 ppmm to 1.0×104 ppmm of carbon monoxide per mole of the second mixture and/or (ii) the second mixture has a carbon monoxide to acetylene molar ratio in the range of 2.5×10−3 to 1.0. 14. The process of claim 1, wherein the transferred mixture has a carbon monoxide:acetylene molar ratio in the range of 0.04 to 0.50 and a molecular hydrogen:acetylene molar ratio in the range of 1.0 to 50.0, the transferred mixture comprising (i) ≧2.0 wt. % C2 unsaturates based on the weight of the third mixture and (ii) 1.0×103 ppmm to 2.5×104 ppmm of carbon monoxide per mole of the third mixture. 15. The process of claim 1, wherein the transferred mixture has a carbon monoxide:acetylene molar ratio in the range of 3.5×10−3 to 0.20 and comprises 2.0×102 ppmm to 1.0×104 ppmm of carbon monoxide per mole of the second mixture. 16. The process of claim 1, wherein the second mixture has a carbon monoxide:acetylene molar ratio in the range of 0.005 to 0.050. 17. The process of claim 1, further comprising polymerizing at least a portion of the ethylene in the product. 18. The process of claim 17, further comprising separating at least a portion of the carbon monoxide in the product before the polymerizing. 19. The polymer product of claim 17. 20. A hydrocarbon conversion process, comprising: (a) mixing hydrocarbon and CO2 to provide a first mixture wherein the first mixture comprises ≧1 wt. % CO2 based on the weight of the first mixture;(b) exposing the first mixture to high severity thermal pyrolysis conditions including a temperature in the range of from 1.45×103° C. to 2.20×103° C., a total pressure in the range of from 2 bar (absolute) to 10 bar (absolute), and a residence time ≦5.0×10−3 second, to form a second mixture having a CO:acetylene molar ratio in the range of 0.04 to 0.50 and a CO2:acetylene molar ratio ≦0.01; and(c) catalytically converting at least a portion of the second mixture in the presence of an acetylene conversion catalyst to form a product;wherein,the second mixture comprises ≧1.0 wt. % C2 unsaturates, A1 wt. % of saturated hydrocarbon, A2 wt. % of acetylene, and A3 wt. % of ethylene based on the weight of the second mixture,the acetylene conversion catalyst comprises ≧0.1 wt. % of one or more of Pt, Pd, and Ni,the product comprises A4 wt. % of saturated hydrocarbon, A5 wt. % of acetylene, and A6 wt. % of ethylene based on the weight of the product, wherein (i) A6≧A3, (ii) A5
연구과제 타임라인
LOADING...
LOADING...
LOADING...
LOADING...
LOADING...
이 특허에 인용된 특허 (24)
Andresen Harvey E. (Charleston WV) Persohn Thomas F. (Charleston WV), Acetylene recovery process and apparatus.
Kiss Gabor (Hampton NJ) Hershkowitz Frank (Liberty Corner NJ) Deckman Harry W. (Clinton NJ) Matturro Michael Gerard (Lambertville NJ) Horvath Istvan T. (High Bridge NJ) Dean Anthony M. (Hampton NJ) C, Direct hydroformylation of a multi-component synthesis gas containing carbon monoxide, hydrogen, ethylene, and acetylene.
Kiss Gabor ; Matturro Michael G ; Deckman Harry William ; Hershkowitz Frank ; Lumgair ; Jr. David R. ; Janda Gary F ; King Daniel N, Hydroformylation process.
Godwin Allen David ; Schlosberg Richard Henry ; Hershkowitz Frank ; Matturro Michael G ; Kiss Gabor ; Nadler Kirk Christian,BEX ; Buess Philippe Louis,BEX ; Miller Richard C ; Allen Paul William,BEX , Organic compounds and processes for their manufacture.
Kaiser, Victor; Laugier, Jean-Paul; Simon, Yvon, Process and installation for recovery and purification of ethylene produced by pyrolysis of hydrocarbons, and gases obtained by this process.
Bachtler Michael,DEX ; Schnur Rudolf R. ; Passler Peter,DEX ; Scheidsteger Olaf,DEX ; Kastenhuber Werner,DEX ; Schlindwein Gerd,DEX ; Konig Rainer,DEX, Process for the production of acetylene and synthesis gas.
Bradow Carl W. ; Grenoble Dane C. ; Foley Richard M. ; Murray Brendan D. ; Winquist Bruce H. C. ; Milam Stanley N., Steam cracking of hydrotreated and hydrogenated hydrocarbon feeds.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.