KR102597623B1 - 순수 1,3-부타디엔을 얻기 위한 단순화된 방법 - Google Patents
순수 1,3-부타디엔을 얻기 위한 단순화된 방법 Download PDFInfo
- Publication number
- KR102597623B1 KR102597623B1 KR1020197026443A KR20197026443A KR102597623B1 KR 102597623 B1 KR102597623 B1 KR 102597623B1 KR 1020197026443 A KR1020197026443 A KR 1020197026443A KR 20197026443 A KR20197026443 A KR 20197026443A KR 102597623 B1 KR102597623 B1 KR 102597623B1
- Authority
- KR
- South Korea
- Prior art keywords
- butadiene
- fraction
- column
- crude
- extraction
- Prior art date
Links
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 title claims abstract description 320
- 238000000034 method Methods 0.000 title claims abstract description 45
- 239000002904 solvent Substances 0.000 claims abstract description 100
- 238000004821 distillation Methods 0.000 claims abstract description 39
- 238000009835 boiling Methods 0.000 claims abstract description 36
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 claims abstract description 30
- QNRMTGGDHLBXQZ-UHFFFAOYSA-N buta-1,2-diene Chemical compound CC=C=C QNRMTGGDHLBXQZ-UHFFFAOYSA-N 0.000 claims abstract description 26
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims abstract description 23
- 238000000895 extractive distillation Methods 0.000 claims abstract description 22
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000001273 butane Substances 0.000 claims abstract description 19
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000000605 extraction Methods 0.000 claims description 66
- 238000007872 degassing Methods 0.000 claims description 50
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 238000005201 scrubbing Methods 0.000 claims description 21
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 claims description 20
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 15
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 10
- 229930195733 hydrocarbon Natural products 0.000 claims description 10
- MWWATHDPGQKSAR-UHFFFAOYSA-N propyne Chemical group CC#C MWWATHDPGQKSAR-UHFFFAOYSA-N 0.000 claims description 9
- 238000009833 condensation Methods 0.000 claims description 6
- 230000005494 condensation Effects 0.000 claims description 6
- -1 C 3 hydrocarbons Chemical class 0.000 claims description 4
- 238000005191 phase separation Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 claims description 2
- XTFIVUDBNACUBN-UHFFFAOYSA-N 1,3,5-trinitro-1,3,5-triazinane Chemical compound [O-][N+](=O)N1CN([N+]([O-])=O)CN([N+]([O-])=O)C1 XTFIVUDBNACUBN-UHFFFAOYSA-N 0.000 description 99
- SDRZFSPCVYEJTP-UHFFFAOYSA-N 1-ethenylcyclohexene Chemical compound C=CC1=CCCCC1 SDRZFSPCVYEJTP-UHFFFAOYSA-N 0.000 description 19
- 239000007789 gas Substances 0.000 description 19
- 239000000203 mixture Substances 0.000 description 15
- 241000196324 Embryophyta Species 0.000 description 13
- 229920000642 polymer Polymers 0.000 description 12
- 239000000047 product Substances 0.000 description 11
- WEVYAHXRMPXWCK-UHFFFAOYSA-N Acetonitrile Chemical compound CC#N WEVYAHXRMPXWCK-UHFFFAOYSA-N 0.000 description 9
- KDKYADYSIPSCCQ-UHFFFAOYSA-N but-1-yne Chemical group CCC#C KDKYADYSIPSCCQ-UHFFFAOYSA-N 0.000 description 9
- 150000002430 hydrocarbons Chemical class 0.000 description 9
- 238000000926 separation method Methods 0.000 description 8
- WFYPICNXBKQZGB-UHFFFAOYSA-N butenyne Chemical group C=CC#C WFYPICNXBKQZGB-UHFFFAOYSA-N 0.000 description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 6
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 6
- XPFVYQJUAUNWIW-UHFFFAOYSA-N furfuryl alcohol Chemical compound OCC1=CC=CO1 XPFVYQJUAUNWIW-UHFFFAOYSA-N 0.000 description 6
- 239000012071 phase Substances 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 5
- 238000011144 upstream manufacturing Methods 0.000 description 5
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical compound CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 4
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 238000010992 reflux Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000006200 vaporizer Substances 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 3
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 3
- 235000002017 Zea mays subsp mays Nutrition 0.000 description 3
- 241000482268 Zea mays subsp. mays Species 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N butyric aldehyde Natural products CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 3
- 239000002826 coolant Substances 0.000 description 3
- 229910001882 dioxygen Inorganic materials 0.000 description 3
- 235000019441 ethanol Nutrition 0.000 description 3
- 238000005194 fractionation Methods 0.000 description 3
- 239000011261 inert gas Substances 0.000 description 3
- 238000005839 oxidative dehydrogenation reaction Methods 0.000 description 3
- 239000001294 propane Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 description 2
- AMQJEAYHLZJPGS-UHFFFAOYSA-N N-Pentanol Chemical compound CCCCCO AMQJEAYHLZJPGS-UHFFFAOYSA-N 0.000 description 2
- NBBJYMSMWIIQGU-UHFFFAOYSA-N Propionic aldehyde Chemical compound CCC=O NBBJYMSMWIIQGU-UHFFFAOYSA-N 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- 239000002518 antifoaming agent Substances 0.000 description 2
- BTANRVKWQNVYAZ-UHFFFAOYSA-N butan-2-ol Chemical compound CCC(C)O BTANRVKWQNVYAZ-UHFFFAOYSA-N 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 2
- 238000003795 desorption Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 235000014113 dietary fatty acids Nutrition 0.000 description 2
- 229930195729 fatty acid Natural products 0.000 description 2
- 239000000194 fatty acid Substances 0.000 description 2
- 150000004665 fatty acids Chemical class 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 2
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 description 2
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 description 2
- LCEDQNDDFOCWGG-UHFFFAOYSA-N morpholine-4-carbaldehyde Chemical compound O=CN1CCOCC1 LCEDQNDDFOCWGG-UHFFFAOYSA-N 0.000 description 2
- 239000012074 organic phase Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 229920002587 poly(1,3-butadiene) polymer Polymers 0.000 description 2
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- NUMQCACRALPSHD-UHFFFAOYSA-N tert-butyl ethyl ether Chemical compound CCOC(C)(C)C NUMQCACRALPSHD-UHFFFAOYSA-N 0.000 description 2
- IAQRGUVFOMOMEM-ONEGZZNKSA-N trans-but-2-ene Chemical compound C\C=C\C IAQRGUVFOMOMEM-ONEGZZNKSA-N 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- SFPQDYSOPQHZAQ-UHFFFAOYSA-N 2-methoxypropanenitrile Chemical compound COC(C)C#N SFPQDYSOPQHZAQ-UHFFFAOYSA-N 0.000 description 1
- UPOMCDPCTBJJDA-UHFFFAOYSA-N 2-methyl-1-[(2-methylpropan-2-yl)oxy]propane Chemical compound CC(C)COC(C)(C)C UPOMCDPCTBJJDA-UHFFFAOYSA-N 0.000 description 1
- FITVQUMLGWRKKG-UHFFFAOYSA-N 2-methyl-2-propoxypropane Chemical compound CCCOC(C)(C)C FITVQUMLGWRKKG-UHFFFAOYSA-N 0.000 description 1
- BBDKZWKEPDTENS-UHFFFAOYSA-N 4-Vinylcyclohexene Chemical compound C=CC1CCC=CC1 BBDKZWKEPDTENS-UHFFFAOYSA-N 0.000 description 1
- NIUAGEVCVWHMTA-UHFFFAOYSA-N 5-(4-iodophenyl)-1-(4-methylsulfonylphenyl)-3-(trifluoromethyl)pyrazole Chemical compound C1=CC(S(=O)(=O)C)=CC=C1N1C(C=2C=CC(I)=CC=2)=CC(C(F)(F)F)=N1 NIUAGEVCVWHMTA-UHFFFAOYSA-N 0.000 description 1
- HGINCPLSRVDWNT-UHFFFAOYSA-N Acrolein Chemical compound C=CC=O HGINCPLSRVDWNT-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- SUAKHGWARZSWIH-UHFFFAOYSA-N N,N‐diethylformamide Chemical compound CCN(CC)C=O SUAKHGWARZSWIH-UHFFFAOYSA-N 0.000 description 1
- 241000183024 Populus tremula Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 1
- IYABWNGZIDDRAK-UHFFFAOYSA-N allene Chemical compound C=C=C IYABWNGZIDDRAK-UHFFFAOYSA-N 0.000 description 1
- 239000000010 aprotic solvent Substances 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- IAQRGUVFOMOMEM-ARJAWSKDSA-N cis-but-2-ene Chemical compound C\C=C/C IAQRGUVFOMOMEM-ARJAWSKDSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- MLUCVPSAIODCQM-NSCUHMNNSA-N crotonaldehyde Chemical compound C\C=C\C=O MLUCVPSAIODCQM-NSCUHMNNSA-N 0.000 description 1
- MLUCVPSAIODCQM-UHFFFAOYSA-N crotonaldehyde Natural products CC=CC=O MLUCVPSAIODCQM-UHFFFAOYSA-N 0.000 description 1
- XCIXKGXIYUWCLL-UHFFFAOYSA-N cyclopentanol Chemical compound OC1CCCC1 XCIXKGXIYUWCLL-UHFFFAOYSA-N 0.000 description 1
- 239000007857 degradation product Substances 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000006356 dehydrogenation reaction Methods 0.000 description 1
- AQEFLFZSWDEAIP-UHFFFAOYSA-N di-tert-butyl ether Chemical class CC(C)(C)OC(C)(C)C AQEFLFZSWDEAIP-UHFFFAOYSA-N 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000006471 dimerization reaction Methods 0.000 description 1
- 150000002009 diols Chemical class 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000001282 iso-butane Substances 0.000 description 1
- 229940035429 isobutyl alcohol Drugs 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 150000003951 lactams Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- AJFDBNQQDYLMJN-UHFFFAOYSA-N n,n-diethylacetamide Chemical compound CCN(CC)C(C)=O AJFDBNQQDYLMJN-UHFFFAOYSA-N 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- FVSKHRXBFJPNKK-UHFFFAOYSA-N propionitrile Chemical compound CCC#N FVSKHRXBFJPNKK-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 238000001223 reverse osmosis Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
- 238000004227 thermal cracking Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- JLIDVCMBCGBIEY-UHFFFAOYSA-N vinyl ethyl ketone Natural products CCC(=O)C=C JLIDVCMBCGBIEY-UHFFFAOYSA-N 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
Images
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
- B01D3/14—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
-
- 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
- C07C11/00—Aliphatic unsaturated hydrocarbons
- C07C11/12—Alkadienes
- C07C11/16—Alkadienes with four carbon atoms
- C07C11/167—1, 3-Butadiene
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 (17)
- 조 C4 분획으로부터 순수 1,3-부타디엔을 단리하는 방법으로서, 각 경우에 1,3-부타디엔을 기준으로 하여, 적어도 하나의 저비등물의 미리 정해진 최대 함량 및 1,2-부타디엔의 미리 정해진 최대 함량을 갖는 순수 1,3-부타디엔을 생성하며, 여기서
조 C4 분획을 칼럼의 종방향으로 전개되는 분할 벽을 갖는 예비증류 칼럼 내로 도입하고, 오버헤드 스트림으로서 C3 탄화수소를 포함하는 저비등 분획을 취출하고, 저부 스트림으로서 고비등 분획을 취출하고, 측부 스트림으로서 정제된 C4 분획을 취출하고;
조 C4 분획으로부터 증류에 의해 저비등 분획 및 고비등 분획을 분리하여, 1,3-부타디엔을 기준으로 하여, 적어도 하나의 저비등물 함량이 적어도 하나의 저비등물의 미리 정해진 최대 함량 이하이고, 1,3-부타디엔을 기준으로 하여, 1,2-부타디엔의 함량이 1,2-부타디엔의 미리 정해진 최대 함량 이하인 정제된 C4 분획을 형성하고;
정제된 C4 분획을 선택적 용매를 사용하는 적어도 하나의 추출 증류에 적용하여, 적어도, 부탄 및 부텐을 포함하는 분획 및 순수 1,3-부타디엔 분획을 형성하는 것인
방법. - 제1항에 있어서, 적어도 하나의 저비등물이 프로핀인 방법.
- 제2항에 있어서, 프로핀의 미리 정해진 최대 함량이, 1,3-부타디엔을 기준으로 하여, 20 ppm인 방법.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 1,2-부타디엔의 미리 정해진 최대 함량이, 1,3-부타디엔을 기준으로 하여, 25 ppm인 방법.
- 제1항에 있어서,
- 추출 증류에서 1,3-부타디엔 및 선택적 용매를 포함하는 로딩된 용매 분획을 얻고, 로딩된 용매 분획으로부터 조 1,3-부타디엔을 탈착시키고,
- 조 1,3-부타디엔을, 적어도 2개의 이론단을 포함하는 정류 구역에서, 정류 구역의 상단에서 얻어진 증기의 응축에 의해 얻어진 액체 1,3-부타디엔으로 스크러빙하여 순수 1,3-부타디엔을 형성하는 것인
방법. - 제5항에 있어서, 로딩된 용매 분획으로부터 아세틸렌 분획을 또한 탈착시켜, 탈기된 선택적 용매를 형성하는 것인 방법.
- 제6항에 있어서, 액체 1,3-부타디엔을 사용한 스크러빙 전에 조 1,3-부타디엔을 탈기된 선택적 용매로 추출하는 것인 방법.
- 삭제
- 제7항에 있어서,
- 정제된 기체상 C4 분획을 적어도 하나의 추출 칼럼에서 선택적 용매와 접촉시켜, 부탄 및 부텐을 포함하는 오버헤드 분획 및 1,3-부타디엔 및 선택적 용매를 포함하는 저부 분획을 형성하고,
- 저부 분획으로부터 조 1,3-부타디엔을 탈착시켜, 예비탈기된 선택적 용매를 형성하고,
- 예비탈기된 선택적 용매로부터 아세틸렌을 탈착시켜, 탈기된 선택적 용매를 형성하고,
- 조 1,3-부타디엔을 후-스크러빙 구역에서 탈기된 선택적 용매로 추출하고,
- 추출된 조 1,3-부타디엔을 정류 구역에서 액체 1,3-부타디엔으로 스크러빙하여, 순수 1,3-부타디엔을 형성하는 것인
방법. - 제9항에 있어서, 정류 구역이 칼럼 또는 칼럼 섹션 내의 후-스크러빙 구역 위에 배열되는 것인 방법.
- 제9항에 있어서, 정제된 C4 분획을 추출 칼럼에서 및 추출 및 예비탈기 칼럼의 상부 섹션에서 선택적 용매와 접촉시키고, 조 1,3-부타디엔을 저부 분획으로부터 추출 및 예비탈기 칼럼의 하부 섹션 및 탈기 칼럼에서 탈착시키는 것인 방법.
- 제11항에 있어서, 후-스크러빙 구역 및 정류 구역이, 칼럼의 본질적으로 종방향으로 전개되는 분할 벽에 의해 분리된 추출 및 예비탈기 칼럼의 상부 섹션에 형성되는 것인 방법.
- 제11항에 있어서, 탈기 칼럼이 추출 및 예비탈기 칼럼과 동일한 압력 수준에서 작동되고, 탈기 칼럼으로부터의 오버헤드 생성물이 압력 증가 없이 추출 및 예비탈기 칼럼으로 재순환되는 것인 방법.
- 제9항에 있어서, 정류 구역의 상단에서 응축되지 않은 증기의 부분을, 예비증류 칼럼의 오버헤드 응축기를 통해 예비증류 칼럼으로부터의 증기와 함께 이송하는 것인 방법.
- 제1항 내지 제3항 및 제5항 내지 제7항 중 어느 한 항에 있어서, 용해된 물을 순수 1,3-부타디엔으로부터 분리하는 것인 방법.
- 제15항에 있어서, 물의 제거를 냉각 및 상 분리에 의해 및/또는 스트리핑 칼럼에서의 스트리핑에 의해 수행하는 것인 방법.
- 제1항 내지 제3항 및 제5항 내지 제7항 중 어느 한 항에 있어서, 선택적 용매가 적어도 80 중량%의 N-메틸피롤리돈을 포함하는 것인 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP17160642 | 2017-03-13 | ||
EP17160642.9 | 2017-03-13 | ||
PCT/EP2018/056050 WO2018166961A1 (de) | 2017-03-13 | 2018-03-12 | Vereinfachtes verfahren zur gewinnung von rein-1,3-butadien |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20190120769A KR20190120769A (ko) | 2019-10-24 |
KR102597623B1 true KR102597623B1 (ko) | 2023-11-02 |
Family
ID=58267037
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020197026443A KR102597623B1 (ko) | 2017-03-13 | 2018-03-12 | 순수 1,3-부타디엔을 얻기 위한 단순화된 방법 |
Country Status (8)
Country | Link |
---|---|
US (1) | US10968152B2 (ko) |
EP (1) | EP3596033B1 (ko) |
JP (1) | JP7076465B2 (ko) |
KR (1) | KR102597623B1 (ko) |
CN (1) | CN110418777B (ko) |
BR (1) | BR112019015698B1 (ko) |
RU (1) | RU2766334C2 (ko) |
WO (1) | WO2018166961A1 (ko) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2020091391A1 (ko) * | 2018-11-01 | 2020-05-07 | 주식회사 엘지화학 | 유기용매 함유 혼합용액으로부터 유기용매의 분리방법 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57123123A (en) * | 1981-01-23 | 1982-07-31 | Nippon Oil Co Ltd | Preparation of high purity butadiene |
DE3710434A1 (de) * | 1987-03-28 | 1988-10-06 | Basf Ag | Verfahren zur gewinnung von 1,3-butadien |
DE10056841A1 (de) * | 2000-11-16 | 2002-05-23 | Basf Ag | Verfahren und Vorrichtung zur destillativen Gewinnung von 1,3-Reinbutadien aus 1,3-Rohbutadien |
DE10105660A1 (de) | 2001-02-08 | 2002-08-14 | Basf Ag | Verfahren zur Gewinnung von Roh-1,3-Butadien durch Extraktivdestillation aus einem C4-Schnitt |
DE10258160A1 (de) * | 2002-12-12 | 2004-06-24 | Basf Ag | Verfahren und Vorrichtung zur Extraktivdestillation |
DE10322655A1 (de) * | 2003-05-20 | 2004-12-09 | Basf Ag | Verfahren zur Gewinnung von Roh-1,3-Butadien aus einem C4-Schnitt |
DE10333756A1 (de) * | 2003-07-24 | 2005-02-17 | Basf Ag | Verfahren zur Auftrennung eines Roh-C4-Schnittes |
DE102004005930A1 (de) | 2004-02-06 | 2005-08-25 | Basf Ag | Verfahren zur Gewinnung von Roh-1,3-Butadien |
RU2442768C2 (ru) * | 2010-02-24 | 2012-02-20 | Олег Станиславович Павлов | Способ выделения и очистки 1,3-бутадиена из смесей c4-углеводородов |
DE102010011014A1 (de) | 2010-03-11 | 2011-09-15 | Basf Se | Verfahren und Vorrichtung zur destillativen Gewinnung von Rein-1,3-Butadien aus Roh-1,3-Butadien |
CN103958647B (zh) * | 2011-12-05 | 2017-07-21 | 巴斯夫欧洲公司 | 提供气态经纯化的c4粗馏分作为进料流用于使用选择性溶剂的萃取蒸馏工艺的方法 |
BR112017028105B1 (pt) * | 2015-07-03 | 2022-10-11 | Basf Se | Aparelho de destilação e processo para realizar uma destilação ou destilação extrativa |
SG11201900013PA (en) * | 2016-07-20 | 2019-02-27 | Basf Se | A process for preparing propylene oxide |
SG11201811020XA (en) * | 2016-07-20 | 2019-02-27 | Basf Se | A process for purifying propylene oxide |
PL3487846T3 (pl) * | 2016-07-20 | 2021-03-08 | Basf Se | Sposób oczyszczania tlenku propylenu |
US11034631B2 (en) * | 2017-01-25 | 2021-06-15 | Basf Se | Method for obtaining pure 1,3-butadiene |
-
2018
- 2018-03-12 CN CN201880017450.8A patent/CN110418777B/zh active Active
- 2018-03-12 EP EP18709023.8A patent/EP3596033B1/de active Active
- 2018-03-12 BR BR112019015698-4A patent/BR112019015698B1/pt active IP Right Grant
- 2018-03-12 WO PCT/EP2018/056050 patent/WO2018166961A1/de unknown
- 2018-03-12 KR KR1020197026443A patent/KR102597623B1/ko active IP Right Grant
- 2018-03-12 US US16/493,185 patent/US10968152B2/en active Active
- 2018-03-12 JP JP2019550594A patent/JP7076465B2/ja active Active
- 2018-03-12 RU RU2019132211A patent/RU2766334C2/ru active
Also Published As
Publication number | Publication date |
---|---|
RU2766334C2 (ru) | 2022-03-15 |
CN110418777A (zh) | 2019-11-05 |
BR112019015698B1 (pt) | 2023-03-07 |
CN110418777B (zh) | 2023-04-28 |
RU2019132211A3 (ko) | 2021-07-13 |
EP3596033A1 (de) | 2020-01-22 |
BR112019015698A2 (pt) | 2020-04-28 |
US10968152B2 (en) | 2021-04-06 |
KR20190120769A (ko) | 2019-10-24 |
RU2019132211A (ru) | 2021-04-14 |
US20200010387A1 (en) | 2020-01-09 |
JP7076465B2 (ja) | 2022-05-27 |
WO2018166961A1 (de) | 2018-09-20 |
EP3596033B1 (de) | 2021-05-12 |
JP2020510062A (ja) | 2020-04-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0004658B1 (en) | Acetylenes removal from diolefin streams by extractive distillation | |
KR101440637B1 (ko) | 선택 용매를 사용하는 추출 증류에 의한 c4 유분의 분리 방법 | |
US7557257B2 (en) | Method for the separation of a crude C4 cut | |
AU2005210003B2 (en) | Method for obtaining raw-1,3-butadiene | |
JP4243246B2 (ja) | 粗−1,3−ブタジエンの後処理法 | |
CN110198923B (zh) | 获得纯1,3-丁二烯的方法 | |
EP3428142A1 (en) | Process for separating paraffins and olefins | |
KR102597623B1 (ko) | 순수 1,3-부타디엔을 얻기 위한 단순화된 방법 | |
KR102014564B1 (ko) | 선택성 용매를 사용하는 추출 증류 공정을 위한 공급 스트림으로서의 증기상의 정제된 조 c4 분획을 제공하는 방법 | |
TWI478906B (zh) | 使用選擇性溶劑於萃取蒸餾以分餾出c餾份之方法 | |
JP2020510062A5 (ko) | ||
Heida et al. | Method for the separation of a crude C 4 cut | |
KR20140120329A (ko) | 선택적 용매를 사용하는 추출 증류를 위한 투입 스트림으로서 정제된 조 기체상 c4 유분을 제공하는 방법 | |
BR112019013168B1 (pt) | Processo para o isolamento de 1,3-butadieno puro a partir de uma fração de c4 bruta por destilação extrativa utilizando um solvente seletivo |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PA0105 | International application |
Patent event date: 20190909 Patent event code: PA01051R01D Comment text: International Patent Application |
|
PG1501 | Laying open of application | ||
PA0201 | Request for examination |
Patent event code: PA02012R01D Patent event date: 20210312 Comment text: Request for Examination of Application |
|
E902 | Notification of reason for refusal | ||
PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20230210 Patent event code: PE09021S01D |
|
E701 | Decision to grant or registration of patent right | ||
PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20230731 |
|
GRNT | Written decision to grant | ||
PR0701 | Registration of establishment |
Comment text: Registration of Establishment Patent event date: 20231030 Patent event code: PR07011E01D |
|
PR1002 | Payment of registration fee |
Payment date: 20231031 End annual number: 3 Start annual number: 1 |
|
PG1601 | Publication of registration |