KR20170056580A - C8 방향족 혼합물을 위한 분리 방법 - Google Patents
C8 방향족 혼합물을 위한 분리 방법 Download PDFInfo
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- KR20170056580A KR20170056580A KR1020177008940A KR20177008940A KR20170056580A KR 20170056580 A KR20170056580 A KR 20170056580A KR 1020177008940 A KR1020177008940 A KR 1020177008940A KR 20177008940 A KR20177008940 A KR 20177008940A KR 20170056580 A KR20170056580 A KR 20170056580A
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- ethylbenzene
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- distillation column
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- 239000000203 mixture Substances 0.000 title claims abstract description 34
- 238000000926 separation method Methods 0.000 title claims description 12
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 claims abstract description 105
- 238000000034 method Methods 0.000 claims abstract description 34
- 239000002904 solvent Substances 0.000 claims abstract description 29
- 238000004821 distillation Methods 0.000 claims abstract description 27
- 238000000605 extraction Methods 0.000 claims abstract description 20
- 150000001491 aromatic compounds Chemical class 0.000 claims abstract description 11
- 238000007700 distillative separation Methods 0.000 claims abstract description 4
- 150000001875 compounds Chemical class 0.000 claims description 26
- PBKONEOXTCPAFI-UHFFFAOYSA-N 1,2,4-trichlorobenzene Chemical compound ClC1=CC=C(Cl)C(Cl)=C1 PBKONEOXTCPAFI-UHFFFAOYSA-N 0.000 claims description 19
- 238000009835 boiling Methods 0.000 claims description 11
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 10
- ZPVFWPFBNIEHGJ-UHFFFAOYSA-N 2-octanone Chemical compound CCCCCCC(C)=O ZPVFWPFBNIEHGJ-UHFFFAOYSA-N 0.000 claims description 8
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 claims description 8
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical group CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 6
- JFDZBHWFFUWGJE-UHFFFAOYSA-N benzonitrile Chemical compound N#CC1=CC=CC=C1 JFDZBHWFFUWGJE-UHFFFAOYSA-N 0.000 claims description 6
- IVSZLXZYQVIEFR-UHFFFAOYSA-N m-xylene Chemical group CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 claims description 6
- LCEDQNDDFOCWGG-UHFFFAOYSA-N morpholine-4-carbaldehyde Chemical compound O=CN1CCOCC1 LCEDQNDDFOCWGG-UHFFFAOYSA-N 0.000 claims description 6
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 claims description 5
- PUPZLCDOIYMWBV-UHFFFAOYSA-N (+/-)-1,3-Butanediol Chemical compound CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 claims description 4
- CFXQEHVMCRXUSD-UHFFFAOYSA-N 1,2,3-Trichloropropane Chemical compound ClCC(Cl)CCl CFXQEHVMCRXUSD-UHFFFAOYSA-N 0.000 claims description 4
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 4
- HUMNYLRZRPPJDN-UHFFFAOYSA-N benzaldehyde Chemical compound O=CC1=CC=CC=C1 HUMNYLRZRPPJDN-UHFFFAOYSA-N 0.000 claims description 4
- NGAZZOYFWWSOGK-UHFFFAOYSA-N heptan-3-one Chemical compound CCCCC(=O)CC NGAZZOYFWWSOGK-UHFFFAOYSA-N 0.000 claims description 4
- QPJVMBTYPHYUOC-UHFFFAOYSA-N methyl benzoate Chemical compound COC(=O)C1=CC=CC=C1 QPJVMBTYPHYUOC-UHFFFAOYSA-N 0.000 claims description 4
- OSWPMRLSEDHDFF-UHFFFAOYSA-N methyl salicylate Chemical compound COC(=O)C1=CC=CC=C1O OSWPMRLSEDHDFF-UHFFFAOYSA-N 0.000 claims description 4
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 claims description 4
- RELMFMZEBKVZJC-UHFFFAOYSA-N 1,2,3-trichlorobenzene Chemical compound ClC1=CC=CC(Cl)=C1Cl RELMFMZEBKVZJC-UHFFFAOYSA-N 0.000 claims description 3
- 229940078552 o-xylene Drugs 0.000 claims description 3
- 150000002894 organic compounds Chemical class 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- ZPQOPVIELGIULI-UHFFFAOYSA-N 1,3-dichlorobenzene Chemical compound ClC1=CC=CC(Cl)=C1 ZPQOPVIELGIULI-UHFFFAOYSA-N 0.000 claims description 2
- PTTPXKJBFFKCEK-UHFFFAOYSA-N 2-Methyl-4-heptanone Chemical compound CC(C)CC(=O)CC(C)C PTTPXKJBFFKCEK-UHFFFAOYSA-N 0.000 claims description 2
- PPDFQRAASCRJAH-UHFFFAOYSA-N 2-methylthiolane 1,1-dioxide Chemical compound CC1CCCS1(=O)=O PPDFQRAASCRJAH-UHFFFAOYSA-N 0.000 claims description 2
- 229940095102 methyl benzoate Drugs 0.000 claims description 2
- 229960001047 methyl salicylate Drugs 0.000 claims description 2
- WSGCRAOTEDLMFQ-UHFFFAOYSA-N nonan-5-one Chemical compound CCCCC(=O)CCCC WSGCRAOTEDLMFQ-UHFFFAOYSA-N 0.000 claims description 2
- QNGNSVIICDLXHT-UHFFFAOYSA-N para-ethylbenzaldehyde Natural products CCC1=CC=C(C=O)C=C1 QNGNSVIICDLXHT-UHFFFAOYSA-N 0.000 claims description 2
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 claims description 2
- LISFMEBWQUVKPJ-UHFFFAOYSA-N quinolin-2-ol Chemical compound C1=CC=C2NC(=O)C=CC2=C1 LISFMEBWQUVKPJ-UHFFFAOYSA-N 0.000 claims description 2
- HXJUTPCZVOIRIF-UHFFFAOYSA-N sulfolane Chemical compound O=S1(=O)CCCC1 HXJUTPCZVOIRIF-UHFFFAOYSA-N 0.000 claims description 2
- JLYXXMFPNIAWKQ-UHFFFAOYSA-N γ Benzene hexachloride Chemical compound ClC1C(Cl)C(Cl)C(Cl)C(Cl)C1Cl JLYXXMFPNIAWKQ-UHFFFAOYSA-N 0.000 claims description 2
- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 claims 3
- NTPLXRHDUXRPNE-UHFFFAOYSA-N 4-methoxyacetophenone Chemical compound COC1=CC=C(C(C)=O)C=C1 NTPLXRHDUXRPNE-UHFFFAOYSA-N 0.000 claims 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 claims 2
- HJOVHMDZYOCNQW-UHFFFAOYSA-N isophorone Chemical compound CC1=CC(=O)CC(C)(C)C1 HJOVHMDZYOCNQW-UHFFFAOYSA-N 0.000 claims 2
- VKCYHJWLYTUGCC-UHFFFAOYSA-N nonan-2-one Chemical compound CCCCCCCC(C)=O VKCYHJWLYTUGCC-UHFFFAOYSA-N 0.000 claims 2
- VGVRPFIJEJYOFN-UHFFFAOYSA-N 2,3,4,6-tetrachlorophenol Chemical compound OC1=C(Cl)C=C(Cl)C(Cl)=C1Cl VGVRPFIJEJYOFN-UHFFFAOYSA-N 0.000 claims 1
- IEPRKVQEAMIZSS-UHFFFAOYSA-N Di-Et ester-Fumaric acid Natural products CCOC(=O)C=CC(=O)OCC IEPRKVQEAMIZSS-UHFFFAOYSA-N 0.000 claims 1
- IEPRKVQEAMIZSS-WAYWQWQTSA-N Diethyl maleate Chemical compound CCOC(=O)\C=C/C(=O)OCC IEPRKVQEAMIZSS-WAYWQWQTSA-N 0.000 claims 1
- 239000001089 [(2R)-oxolan-2-yl]methanol Substances 0.000 claims 1
- 235000019445 benzyl alcohol Nutrition 0.000 claims 1
- CDQSJQSWAWPGKG-UHFFFAOYSA-N butane-1,1-diol Chemical compound CCCC(O)O CDQSJQSWAWPGKG-UHFFFAOYSA-N 0.000 claims 1
- XYIBRDXRRQCHLP-UHFFFAOYSA-N ethyl acetoacetate Chemical compound CCOC(=O)CC(C)=O XYIBRDXRRQCHLP-UHFFFAOYSA-N 0.000 claims 1
- 229940093858 ethyl acetoacetate Drugs 0.000 claims 1
- BSYVTEYKTMYBMK-UHFFFAOYSA-N tetrahydrofurfuryl alcohol Chemical compound OCC1CCCO1 BSYVTEYKTMYBMK-UHFFFAOYSA-N 0.000 claims 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 9
- 125000003118 aryl group Chemical group 0.000 description 7
- 238000000895 extractive distillation Methods 0.000 description 6
- 150000002430 hydrocarbons Chemical class 0.000 description 6
- 150000003738 xylenes Chemical class 0.000 description 6
- 238000010992 reflux Methods 0.000 description 5
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- CATSNJVOTSVZJV-UHFFFAOYSA-N heptan-2-one Chemical compound CCCCCC(C)=O CATSNJVOTSVZJV-UHFFFAOYSA-N 0.000 description 4
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- QQZOPKMRPOGIEB-UHFFFAOYSA-N 2-Oxohexane Chemical compound CCCCC(C)=O QQZOPKMRPOGIEB-UHFFFAOYSA-N 0.000 description 2
- SYBYTAAJFKOIEJ-UHFFFAOYSA-N 3-Methylbutan-2-one Chemical compound CC(C)C(C)=O SYBYTAAJFKOIEJ-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 2
- ROSDSFDQCJNGOL-UHFFFAOYSA-N Dimethylamine Chemical compound CNC ROSDSFDQCJNGOL-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 2
- 239000005977 Ethylene Substances 0.000 description 2
- AMIMRNSIRUDHCM-UHFFFAOYSA-N Isopropylaldehyde Chemical compound CC(C)C=O AMIMRNSIRUDHCM-UHFFFAOYSA-N 0.000 description 2
- AFBPFSWMIHJQDM-UHFFFAOYSA-N N-methylaniline Chemical compound CNC1=CC=CC=C1 AFBPFSWMIHJQDM-UHFFFAOYSA-N 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 2
- BGTOWKSIORTVQH-UHFFFAOYSA-N cyclopentanone Chemical compound O=C1CCCC1 BGTOWKSIORTVQH-UHFFFAOYSA-N 0.000 description 2
- 238000005194 fractionation Methods 0.000 description 2
- XNLICIUVMPYHGG-UHFFFAOYSA-N pentan-2-one Chemical compound CCCC(C)=O XNLICIUVMPYHGG-UHFFFAOYSA-N 0.000 description 2
- -1 polychlorobenzene Chemical compound 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- DNIAPMSPPWPWGF-GSVOUGTGSA-N (R)-(-)-Propylene glycol Chemical compound C[C@@H](O)CO DNIAPMSPPWPWGF-GSVOUGTGSA-N 0.000 description 1
- JHBKHLUZVFWLAG-UHFFFAOYSA-N 1,2,4,5-tetrachlorobenzene Chemical compound ClC1=CC(Cl)=C(Cl)C=C1Cl JHBKHLUZVFWLAG-UHFFFAOYSA-N 0.000 description 1
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 1
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N Butyraldehyde Chemical compound CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 241000183024 Populus tremula Species 0.000 description 1
- NBBJYMSMWIIQGU-UHFFFAOYSA-N Propionic aldehyde Chemical compound CCC=O NBBJYMSMWIIQGU-UHFFFAOYSA-N 0.000 description 1
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 230000029936 alkylation Effects 0.000 description 1
- 238000005804 alkylation reaction Methods 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- BMRWNKZVCUKKSR-UHFFFAOYSA-N butane-1,2-diol Chemical compound CCC(O)CO BMRWNKZVCUKKSR-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 125000001309 chloro group Chemical group Cl* 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 description 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 150000005194 ethylbenzenes Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- DNIAPMSPPWPWGF-UHFFFAOYSA-N monopropylene glycol Natural products CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- WVDDGKGOMKODPV-ZQBYOMGUSA-N phenyl(114C)methanol Chemical compound O[14CH2]C1=CC=CC=C1 WVDDGKGOMKODPV-ZQBYOMGUSA-N 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 235000013772 propylene glycol Nutrition 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/04—Purification; Separation; Use of additives by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/04—Purification; Separation; Use of additives by distillation
- C07C7/05—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
- C07C7/08—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds by 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
- B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
- B01D3/36—Azeotropic 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
- B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
- B01D3/38—Steam 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
- B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
- B01D3/40—Extractive distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
- C07C15/02—Monocyclic hydrocarbons
- C07C15/067—C8H10 hydrocarbons
- C07C15/08—Xylenes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/04—Purification; Separation; Use of additives by distillation
- C07C7/05—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
- C07C7/06—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds by azeotropic distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (15)
- 에틸벤젠 및 적어도 1종의 다른 C8 방향족 화합물을 포함하는 혼합물로부터의 에틸벤젠의 증류 분리를 위한 방법으로서, 상기 혼합물을 증류 칼럼에서 추출 용매의 존재 하에 증류하는 단계를 포함하며, 상기 증류 칼럼이 대기압 미만의 압력에서 작동되는 것을 특징으로 하는 방법.
- 제1항에 있어서, 상기 추출 용매가 150℃ 초과의 비점을 갖는 것인 방법.
- 제1항 또는 제2항에 있어서, 상기 추출 용매가 Cl-함유 화합물, S-함유 화합물, N-함유 화합물, O-함유 화합물 및 이들의 혼합물로부터 선택된 유기 화합물을 포함하는 것인 방법.
- 제3항에 있어서, 상기 Cl-함유 화합물이 2,4-디클로로벤젠, 1,2,3-트리클로로벤젠, 1,2,4-트리클로로벤젠, 1,2,4,5-테트라클로로벤젠, 폴리클로로벤젠, 벤젠 헥사클로라이드, 2,3,4,6-테트라클로로페놀, 1,2,3-트리클로로프로판으로부터 선택되는 것인 방법.
- 제3항 또는 제4항에 있어서, 상기 S-함유 화합물이 디메틸술폭시드, 술포란, 메틸 술포란 및 이들의 혼합물로부터 선택되는 것인 방법.
- 제3항 내지 제5항 중 어느 한 항에 있어서, 상기 N-함유 화합물이 N-포르밀모르폴린, 아닐린, 2-피롤리디논, 퀴놀론, n-메틸-2-피롤리돈, n-메틸아닐린, 벤조니트릴, 니트로벤젠 및 이들의 혼합물로부터 선택되는 것인 방법.
- 제3항 내지 제6항 중 어느 한 항에 있어서, 상기 O-함유 화합물이 메틸 살리실레이트, 메틸벤조에이트, n-메틸-2-피롤리돈, 1,2-프로판디올, 1,2-부탄디올, 1,3-부탄디올, 벤즈알데히드, 페놀, 테트라히드로푸르푸릴 알콜, 디에틸 말레에이트, 에틸 아세토아세테이트, 4-메톡시 아세토페논, 이소포론, 5-메틸-2-헥사논, 2-헵타논, 시클로헥사논, 2-옥타논, 2-노나논, 3-헵타논, 디이소부틸 케톤, 5-노나논, 벤질 알콜 및 이들의 혼합물로부터 선택되는 것인 방법.
- 제1항 내지 제7항 중 어느 한 항에 있어서, 상기 대기압 미만의 압력이 10 내지 900 mbar 범위인 방법.
- 제8항에 있어서, 상기 대기압 미만의 압력이 50 내지 600 mbar 범위인 방법.
- 제1항 내지 제9항 중 어느 한 항에 있어서, 상기 증류 칼럼이 50 내지 250℃ 범위의 온도에서 작동되는 것인 방법.
- 제1항 내지 제10항 중 어느 한 항에 있어서, 상기 추출 용매 대 에틸벤젠 및 적어도 1종의 다른 C8 방향족 화합물을 포함하는 상기 혼합물의 질량 비가 1:1 내지 10:1 범위인 방법.
- 제1항 내지 제11항 중 어느 한 항에 있어서, 상기 적어도 1종의 다른 C8 방향족 화합물이 p-자일렌, m-자일렌, o-자일렌 또는 이들의 혼합물으로부터 선택된 화합물을 포함하는 것인 방법.
- 제1항 내지 제12항 중 어느 한 항에 있어서, 물 및/또는 증기를 상기 증류 칼럼에 첨가하는 단계를 포함하는 방법.
- 제13항에 있어서, 상기 물 및/또는 증기가 사용된 추출 용매의 질량 유량을 기준으로 0.1 내지 25 wt%의 양으로 첨가되는 것인 방법.
- 에틸벤젠 및 적어도 1종의 다른 C8 방향족 화합물을 포함하는 혼합물로부터의 에틸벤젠의 증류 분리를 위한 방법에서 상기 분리의 효율을 증가시키기 위한, 증류 칼럼에서의 대기압 미만의 압력의 용도.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/US2014/054388 WO2016036388A1 (en) | 2014-09-05 | 2014-09-05 | Separation process for c8 aromatics mixture |
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| Publication Number | Publication Date |
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| KR20170056580A true KR20170056580A (ko) | 2017-05-23 |
| KR102329813B1 KR102329813B1 (ko) | 2021-11-23 |
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| KR1020177008940A Active KR102329813B1 (ko) | 2014-09-05 | 2014-09-05 | C8 방향족 혼합물을 위한 분리 방법 |
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| Country | Link |
|---|---|
| US (1) | US10427994B2 (ko) |
| EP (1) | EP3189022B1 (ko) |
| JP (1) | JP2017529392A (ko) |
| KR (1) | KR102329813B1 (ko) |
| CN (1) | CN107074688B (ko) |
| AR (1) | AR102116A1 (ko) |
| ES (1) | ES2851227T3 (ko) |
| PL (1) | PL3189022T3 (ko) |
| RU (1) | RU2670962C2 (ko) |
| SA (1) | SA517381020B1 (ko) |
| TW (1) | TWI670259B (ko) |
| WO (1) | WO2016036388A1 (ko) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101970761B1 (ko) * | 2018-12-05 | 2019-04-22 | 부경대학교 산학협력단 | 추출증류를 이용한 1,2,4-트리메틸벤젠 분리장치 및 이 장치를 이용한 분리방법 |
| KR20210033031A (ko) * | 2018-07-20 | 2021-03-25 | 에스씨지 케미컬스 컴퍼니, 리미티드. | 다른 c8 방향족 화합물로부터 에틸벤젠의 분리를 위한 공정 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2851227T3 (es) | 2014-09-05 | 2021-09-03 | Scg Chemicals Co Ltd | Proceso de separación para la mezcla de compuestos aromáticos de C8 |
| KR102734157B1 (ko) | 2018-07-20 | 2024-11-25 | 에스씨지 케미컬스 퍼블릭 컴퍼니 리미티드 | 파라-자일렌 생산을 위한 통합 공정 |
| CN115703023B (zh) * | 2021-08-05 | 2024-07-09 | 中国石油化工股份有限公司 | 一种从c8芳烃中分离乙苯的复合溶剂及应用 |
| EP4577512A1 (en) * | 2022-08-24 | 2025-07-02 | Braskem S.A. | Process for the recovery of low-boiling point components from an ethanol stream |
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-
2014
- 2014-09-05 ES ES14772011T patent/ES2851227T3/es active Active
- 2014-09-05 US US15/505,593 patent/US10427994B2/en active Active
- 2014-09-05 PL PL14772011T patent/PL3189022T3/pl unknown
- 2014-09-05 KR KR1020177008940A patent/KR102329813B1/ko active Active
- 2014-09-05 JP JP2017533156A patent/JP2017529392A/ja active Pending
- 2014-09-05 RU RU2017111206A patent/RU2670962C2/ru active
- 2014-09-05 WO PCT/US2014/054388 patent/WO2016036388A1/en not_active Ceased
- 2014-09-05 CN CN201480081617.9A patent/CN107074688B/zh active Active
- 2014-09-05 EP EP14772011.4A patent/EP3189022B1/en active Active
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2015
- 2015-08-26 TW TW104127868A patent/TWI670259B/zh active
- 2015-09-04 AR ARP150102843A patent/AR102116A1/es active IP Right Grant
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2017
- 2017-03-02 SA SA517381020A patent/SA517381020B1/ar unknown
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| US2532031A (en) * | 1948-04-06 | 1950-11-28 | Shell Dev | Separation of c8h10 aromatic hydrocarbons by extractive distillation |
| US3105017A (en) * | 1960-06-22 | 1963-09-24 | Exxon Research Engineering Co | Extractive distillation of ethylbenzene |
| US3684665A (en) * | 1969-02-17 | 1972-08-15 | Toray Industries | Process for recovering styrene and xylenes from cracked oil by extractive distillation with a dealkyl acetamide |
| KR20000015878A (ko) * | 1996-05-21 | 2000-03-15 | 로빈 에이. 콘미어 | 열분해 가솔린으로부터 추출증류에 의한 스티렌의 회수방법 |
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| KR20210033031A (ko) * | 2018-07-20 | 2021-03-25 | 에스씨지 케미컬스 컴퍼니, 리미티드. | 다른 c8 방향족 화합물로부터 에틸벤젠의 분리를 위한 공정 |
| KR101970761B1 (ko) * | 2018-12-05 | 2019-04-22 | 부경대학교 산학협력단 | 추출증류를 이용한 1,2,4-트리메틸벤젠 분리장치 및 이 장치를 이용한 분리방법 |
Also Published As
| Publication number | Publication date |
|---|---|
| TW201609632A (zh) | 2016-03-16 |
| CN107074688A (zh) | 2017-08-18 |
| US20170240489A1 (en) | 2017-08-24 |
| RU2017111206A3 (ko) | 2018-10-05 |
| US10427994B2 (en) | 2019-10-01 |
| RU2017111206A (ru) | 2018-10-05 |
| CN107074688B (zh) | 2020-12-01 |
| EP3189022B1 (en) | 2021-01-06 |
| AR102116A1 (es) | 2017-02-08 |
| SA517381020B1 (ar) | 2020-10-29 |
| TWI670259B (zh) | 2019-09-01 |
| JP2017529392A (ja) | 2017-10-05 |
| WO2016036388A1 (en) | 2016-03-10 |
| ES2851227T3 (es) | 2021-09-03 |
| RU2670962C2 (ru) | 2018-10-26 |
| EP3189022A1 (en) | 2017-07-12 |
| KR102329813B1 (ko) | 2021-11-23 |
| PL3189022T3 (pl) | 2021-11-08 |
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