KR100330766B1 - 자일렌 컬럼을 이용한 파라-자일렌의 분리 공정 - Google Patents
자일렌 컬럼을 이용한 파라-자일렌의 분리 공정 Download PDFInfo
- Publication number
- KR100330766B1 KR100330766B1 KR1019990055066A KR19990055066A KR100330766B1 KR 100330766 B1 KR100330766 B1 KR 100330766B1 KR 1019990055066 A KR1019990055066 A KR 1019990055066A KR 19990055066 A KR19990055066 A KR 19990055066A KR 100330766 B1 KR100330766 B1 KR 100330766B1
- Authority
- KR
- South Korea
- Prior art keywords
- xylene
- column
- para
- compounds
- mixture
- Prior art date
Links
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 title claims abstract description 60
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 239000008096 xylene Substances 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title description 4
- 150000001875 compounds Chemical class 0.000 claims abstract description 28
- 239000000203 mixture Substances 0.000 claims abstract description 17
- 238000000926 separation method Methods 0.000 claims abstract description 13
- 238000006317 isomerization reaction Methods 0.000 claims abstract description 9
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 claims description 12
- IVSZLXZYQVIEFR-UHFFFAOYSA-N m-xylene Chemical group CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 claims description 10
- 229940078552 o-xylene Drugs 0.000 claims description 6
- 238000009835 boiling Methods 0.000 description 4
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000004821 distillation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 150000003384 small molecules Chemical class 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 125000000753 cycloalkyl group Chemical group 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G7/00—Distillation of hydrocarbon oils
- C10G7/08—Azeotropic or extractive distillation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G2300/00—Aspects relating to hydrocarbon processing covered by groups C10G1/00 - C10G99/00
- C10G2300/10—Feedstock materials
- C10G2300/1096—Aromatics or polyaromatics
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (3)
- C8 이상 화합물의 혼합물을 자일렌 컬럼을 이용하여 C8 화합물의 혼합물과 C9 이상 화합물의 혼합물로 분리함에 있어서, 자일렌 컬럼(20) 최상부의 파라-자일렌 배출구와 동시에 자일렌 컬럼(20) 상부 약 1/7 위치에 바이패스를 설치하여 직접 이성화 장치(40)로 투입케 하고, 자일렌 컬럼(20) 약 1/2 위치와 2/3 위치에 C8 이상 화합물의 혼합물을 동시에 투입함을 특징으로 하는 자일렌 컬럼을 이용한 파라-자일렌 분리 공정
- 제 1항에 있어서, 자일렌 컬럼(20) 상부에서 상부 약 1/7 위치에서 바이패스를 통하여 이성화 장치(40)로 투입되는 화합물은 o-자일렌, m-자일렌 및 에틸벤젠 임을 특징으로 하는 자일렌 컬럼을 이용한 파라-자일렌 분리 공정
- 제 1항에 있어서, 이성화 장치(40)에서 이성화되어 이성화된 화합물 중 파라-자일렌을 디헵타나이저(50)에서 분리하고 나머지 화합물인 o-자일렌, m-자일렌 및 에틸벤젠은 회수하여 자일렌 컬럼(20) 상단부 약 1/6 ∼1/5 위치에 재순환시킴을 특징으로 하는 자일렌 컬럼을 이용한 파라-자일렌 분리 공정
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990055066A KR100330766B1 (ko) | 1999-12-06 | 1999-12-06 | 자일렌 컬럼을 이용한 파라-자일렌의 분리 공정 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019990055066A KR100330766B1 (ko) | 1999-12-06 | 1999-12-06 | 자일렌 컬럼을 이용한 파라-자일렌의 분리 공정 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010054298A KR20010054298A (ko) | 2001-07-02 |
KR100330766B1 true KR100330766B1 (ko) | 2002-03-29 |
Family
ID=19623667
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019990055066A KR100330766B1 (ko) | 1999-12-06 | 1999-12-06 | 자일렌 컬럼을 이용한 파라-자일렌의 분리 공정 |
Country Status (1)
Country | Link |
---|---|
KR (1) | KR100330766B1 (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101784642B (zh) * | 2007-08-17 | 2013-05-22 | 环球油品公司 | 用于改变送至反应区的进料的方法和装置 |
US7686946B2 (en) | 2007-08-17 | 2010-03-30 | Uop Llc | Method of altering a feed to a reaction zone |
-
1999
- 1999-12-06 KR KR1019990055066A patent/KR100330766B1/ko active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
KR20010054298A (ko) | 2001-07-02 |
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