CN1063425C - 提纯乙酸的方法 - Google Patents
提纯乙酸的方法 Download PDFInfo
- Publication number
- CN1063425C CN1063425C CN95115369A CN95115369A CN1063425C CN 1063425 C CN1063425 C CN 1063425C CN 95115369 A CN95115369 A CN 95115369A CN 95115369 A CN95115369 A CN 95115369A CN 1063425 C CN1063425 C CN 1063425C
- Authority
- CN
- China
- Prior art keywords
- acetic acid
- compounds
- column
- iodide
- distillation column
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 title claims abstract description 260
- 238000000034 method Methods 0.000 title claims abstract description 40
- 238000004821 distillation Methods 0.000 claims abstract description 31
- 239000012535 impurity Substances 0.000 claims abstract description 25
- -1 iodide ions Chemical class 0.000 claims abstract description 16
- 150000001875 compounds Chemical class 0.000 claims abstract description 13
- 150000004694 iodide salts Chemical class 0.000 claims abstract description 13
- 238000010992 reflux Methods 0.000 claims abstract description 13
- 229910001511 metal iodide Inorganic materials 0.000 claims abstract description 9
- 150000001728 carbonyl compounds Chemical class 0.000 claims abstract description 8
- 150000005527 organic iodine compounds Chemical class 0.000 claims abstract description 8
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 claims description 66
- 230000006315 carbonylation Effects 0.000 claims description 18
- 238000005810 carbonylation reaction Methods 0.000 claims description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 claims description 10
- 239000003054 catalyst Substances 0.000 claims description 9
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 claims description 8
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 claims description 8
- MLUCVPSAIODCQM-UHFFFAOYSA-N crotonaldehyde Natural products CC=CC=O MLUCVPSAIODCQM-UHFFFAOYSA-N 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 6
- 229910002091 carbon monoxide Inorganic materials 0.000 claims description 6
- 229910052703 rhodium Inorganic materials 0.000 claims description 6
- 239000010948 rhodium Substances 0.000 claims description 6
- MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims description 6
- MLUCVPSAIODCQM-NSCUHMNNSA-N crotonaldehyde Chemical compound C\C=C\C=O MLUCVPSAIODCQM-NSCUHMNNSA-N 0.000 claims description 5
- IDEYZABHVQLHAF-GQCTYLIASA-N (e)-2-methylpent-2-enal Chemical compound CC\C=C(/C)C=O IDEYZABHVQLHAF-GQCTYLIASA-N 0.000 claims description 4
- IDEYZABHVQLHAF-UHFFFAOYSA-N 2-Methyl-2-pentenal Natural products CCC=C(C)C=O IDEYZABHVQLHAF-UHFFFAOYSA-N 0.000 claims description 4
- ACWQBUSCFPJUPN-UHFFFAOYSA-N Tiglaldehyde Natural products CC=C(C)C=O ACWQBUSCFPJUPN-UHFFFAOYSA-N 0.000 claims description 4
- 239000012429 reaction media Substances 0.000 claims description 4
- IQGZCSXWIRBTRW-ZZXKWVIFSA-N (2E)-2-ethyl-2-butenal Chemical compound CC\C(=C/C)C=O IQGZCSXWIRBTRW-ZZXKWVIFSA-N 0.000 claims description 3
- 239000007791 liquid phase Substances 0.000 claims description 2
- 239000012808 vapor phase Substances 0.000 claims 1
- 238000000746 purification Methods 0.000 abstract description 31
- 238000012360 testing method Methods 0.000 abstract description 16
- 239000012286 potassium permanganate Substances 0.000 abstract description 13
- 239000003153 chemical reaction reagent Substances 0.000 abstract description 3
- 238000006243 chemical reaction Methods 0.000 description 23
- 239000012530 fluid Substances 0.000 description 18
- 238000004519 manufacturing process Methods 0.000 description 8
- WFDIJRYMOXRFFG-UHFFFAOYSA-N Acetic anhydride Chemical compound CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 description 6
- 238000009835 boiling Methods 0.000 description 6
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical class I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 6
- 239000000654 additive Substances 0.000 description 5
- 238000005292 vacuum distillation Methods 0.000 description 5
- 230000000996 additive effect Effects 0.000 description 4
- XMBWDFGMSWQBCA-UHFFFAOYSA-M iodide Chemical compound [I-] XMBWDFGMSWQBCA-UHFFFAOYSA-M 0.000 description 4
- 150000002496 iodine Chemical class 0.000 description 4
- HSZCZNFXUDYRKD-UHFFFAOYSA-M lithium iodide Inorganic materials [Li+].[I-] HSZCZNFXUDYRKD-UHFFFAOYSA-M 0.000 description 4
- 239000007858 starting material Substances 0.000 description 4
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 3
- 229910000043 hydrogen iodide Chemical class 0.000 description 3
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 description 3
- 229940006461 iodide ion Drugs 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N Butyraldehyde Chemical compound CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 2
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 2
- KFSLWBXXFJQRDL-UHFFFAOYSA-N Peracetic acid Chemical compound CC(=O)OO KFSLWBXXFJQRDL-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- IKHGUXGNUITLKF-XPULMUKRSA-N acetaldehyde Chemical compound [14CH]([14CH3])=O IKHGUXGNUITLKF-XPULMUKRSA-N 0.000 description 2
- 229910001516 alkali metal iodide Inorganic materials 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- RIOQSEWOXXDEQQ-UHFFFAOYSA-N triphenylphosphine Chemical class C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 RIOQSEWOXXDEQQ-UHFFFAOYSA-N 0.000 description 2
- ANOOTOPTCJRUPK-UHFFFAOYSA-N 1-iodohexane Chemical compound CCCCCCI ANOOTOPTCJRUPK-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- UNMYWSMUMWPJLR-UHFFFAOYSA-L Calcium iodide Chemical compound [Ca+2].[I-].[I-] UNMYWSMUMWPJLR-UHFFFAOYSA-L 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 1
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- NENDHUHGFRLXEN-UHFFFAOYSA-N acetic acid;rhodium Chemical compound [Rh].CC(O)=O NENDHUHGFRLXEN-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003905 agrochemical Substances 0.000 description 1
- 150000001299 aldehydes Chemical class 0.000 description 1
- 238000005882 aldol condensation reaction Methods 0.000 description 1
- 229910001619 alkaline earth metal iodide Inorganic materials 0.000 description 1
- 150000001351 alkyl iodides Chemical class 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- CECABOMBVQNBEC-UHFFFAOYSA-K aluminium iodide Chemical compound I[Al](I)I CECABOMBVQNBEC-UHFFFAOYSA-K 0.000 description 1
- 150000001412 amines Chemical class 0.000 description 1
- 229910001639 beryllium iodide Inorganic materials 0.000 description 1
- JUCWKFHIHJQTFR-UHFFFAOYSA-L beryllium iodide Chemical compound [Be+2].[I-].[I-] JUCWKFHIHJQTFR-UHFFFAOYSA-L 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- KMGBZBJJOKUPIA-UHFFFAOYSA-N butyl iodide Chemical compound CCCCI KMGBZBJJOKUPIA-UHFFFAOYSA-N 0.000 description 1
- 229910001640 calcium iodide Inorganic materials 0.000 description 1
- 239000007810 chemical reaction solvent Substances 0.000 description 1
- 238000010960 commercial process Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000007792 gaseous phase Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 150000003949 imides Chemical class 0.000 description 1
- HVTICUPFWKNHNG-UHFFFAOYSA-N iodoethane Chemical compound CCI HVTICUPFWKNHNG-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229910001641 magnesium iodide Inorganic materials 0.000 description 1
- BLQJIBCZHWBKSL-UHFFFAOYSA-L magnesium iodide Chemical compound [Mg+2].[I-].[I-] BLQJIBCZHWBKSL-UHFFFAOYSA-L 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 239000003348 petrochemical agent Substances 0.000 description 1
- LSMAIBOZUPTNBR-UHFFFAOYSA-N phosphanium;iodide Chemical group [PH4+].[I-] LSMAIBOZUPTNBR-UHFFFAOYSA-N 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- 238000001577 simple distillation Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000003512 tertiary amines Chemical class 0.000 description 1
- TUQOTMZNTHZOKS-UHFFFAOYSA-N tributylphosphine Chemical class CCCCP(CCCC)CCCC TUQOTMZNTHZOKS-UHFFFAOYSA-N 0.000 description 1
- HGBOYTHUEUWSSQ-UHFFFAOYSA-N valeric aldehyde Natural products CCCCC=O HGBOYTHUEUWSSQ-UHFFFAOYSA-N 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
- C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/08—Waste heat
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/22—Accessories
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP190699/94 | 1994-08-12 | ||
| JP190699/1994 | 1994-08-12 | ||
| JP19069994A JP3332594B2 (ja) | 1994-08-12 | 1994-08-12 | 酢酸の精製方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1131139A CN1131139A (zh) | 1996-09-18 |
| CN1063425C true CN1063425C (zh) | 2001-03-21 |
Family
ID=16262387
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN95115369A Expired - Fee Related CN1063425C (zh) | 1994-08-12 | 1995-08-09 | 提纯乙酸的方法 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US5916422A (https=) |
| EP (1) | EP0696565B1 (https=) |
| JP (1) | JP3332594B2 (https=) |
| KR (1) | KR0184298B1 (https=) |
| CN (1) | CN1063425C (https=) |
| DE (1) | DE69506808T2 (https=) |
| SG (1) | SG81845A1 (https=) |
| TW (1) | TW305832B (https=) |
Families Citing this family (45)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6552221B1 (en) | 1998-12-18 | 2003-04-22 | Millenium Petrochemicals, Inc. | Process control for acetic acid manufacture |
| YU101502A (sh) * | 2000-07-06 | 2006-05-25 | Millenium Petrochemicals Inc. | Upravljanje procesom proizvodnje sirćetne kiseline |
| GB0020523D0 (en) * | 2000-08-18 | 2000-10-11 | Bp Chem Int Ltd | Process |
| US7351396B2 (en) * | 2003-06-05 | 2008-04-01 | Eastman Chemical Company | Extraction process for removal of impurities from an aqueous mixture |
| US7410632B2 (en) * | 2003-06-05 | 2008-08-12 | Eastman Chemical Company | Extraction process for removal of impurities from mother liquor in the synthesis of carboxylic acid |
| US7282151B2 (en) * | 2003-06-05 | 2007-10-16 | Eastman Chemical Company | Process for removal of impurities from mother liquor in the synthesis of carboxylic acid using pressure filtration |
| US7452522B2 (en) * | 2003-06-05 | 2008-11-18 | Eastman Chemical Company | Extraction process for removal of impurities from an oxidizer purge stream in the synthesis of carboxylic acid |
| US7381386B2 (en) * | 2003-06-05 | 2008-06-03 | Eastman Chemical Company | Extraction process for removal of impurities from mother liquor in the synthesis of carboxylic acid |
| US7494641B2 (en) * | 2003-06-05 | 2009-02-24 | Eastman Chemical Company | Extraction process for removal of impurities from an oxidizer purge stream in the synthesis of carboxylic acid |
| US7888530B2 (en) * | 2004-09-02 | 2011-02-15 | Eastman Chemical Company | Optimized production of aromatic dicarboxylic acids |
| US7897810B2 (en) | 2004-09-02 | 2011-03-01 | Eastman Chemical Company | Optimized production of aromatic dicarboxylic acids |
| US20070238899A9 (en) * | 2004-09-02 | 2007-10-11 | Robert Lin | Optimized production of aromatic dicarboxylic acids |
| US7291270B2 (en) * | 2004-10-28 | 2007-11-06 | Eastman Chemical Company | Process for removal of impurities from an oxidizer purge stream |
| US7273559B2 (en) * | 2004-10-28 | 2007-09-25 | Eastman Chemical Company | Process for removal of impurities from an oxidizer purge stream |
| JP4732743B2 (ja) * | 2004-12-06 | 2011-07-27 | ダイセル化学工業株式会社 | 蒸留方法 |
| JP4526381B2 (ja) * | 2004-12-27 | 2010-08-18 | ダイセル化学工業株式会社 | 酢酸の製造方法 |
| US7855306B2 (en) | 2005-04-28 | 2010-12-21 | Celanese International Corporation | Process for the production of acetic acid |
| US7402694B2 (en) * | 2005-08-11 | 2008-07-22 | Eastman Chemical Company | Process for removal of benzoic acid from an oxidizer purge stream |
| US7569722B2 (en) * | 2005-08-11 | 2009-08-04 | Eastman Chemical Company | Process for removal of benzoic acid from an oxidizer purge stream |
| US7897808B2 (en) * | 2006-03-01 | 2011-03-01 | Eastman Chemical Company | Versatile oxidation byproduct purge process |
| US20070203359A1 (en) | 2006-03-01 | 2007-08-30 | Philip Edward Gibson | Versatile oxidation byproduct purge process |
| US7863481B2 (en) * | 2006-03-01 | 2011-01-04 | Eastman Chemical Company | Versatile oxidation byproduct purge process |
| US7880032B2 (en) * | 2006-03-01 | 2011-02-01 | Eastman Chemical Company | Versatile oxidation byproduct purge process |
| US8062482B2 (en) * | 2007-10-30 | 2011-11-22 | Celanese International Corporation | Acetaldehyde removal from methyl acetate by distillation at elevated pressure |
| US8455680B2 (en) * | 2008-01-15 | 2013-06-04 | Eastman Chemical Company | Carboxylic acid production process employing solvent from esterification of lignocellulosic material |
| US8614350B2 (en) | 2008-01-15 | 2013-12-24 | Eastman Chemical Company | Carboxylic acid production process employing solvent from esterification of lignocellulosic material |
| CN102177127B (zh) * | 2008-08-13 | 2014-04-09 | Amt国际有限公司 | 从含有相应酯的原料流回收醋酸的方法和装置 |
| US8378141B2 (en) | 2010-08-16 | 2013-02-19 | Celanese International Corporation | Process and system for supplying vapor from drying column to light ends column |
| KR101264603B1 (ko) * | 2011-09-15 | 2013-05-24 | 강기준 | 에너지 기여 결합 증류를 이용한 방향족 화합물 산화반응시 반응기 배출물로부터 물을 분리하고 카르복실산을 회수하는 장치 및 방법 |
| WO2013164172A1 (en) * | 2012-05-02 | 2013-11-07 | Haldor Topsøe A/S | Process for the production of chemical compounds from carbon dioxide |
| JP2012232301A (ja) * | 2012-06-25 | 2012-11-29 | Daicel Corp | 反応制御方法および制御装置 |
| CN106715379B (zh) | 2014-10-02 | 2020-05-19 | 国际人造丝公司 | 用于生产乙酸的方法 |
| US9487464B2 (en) | 2015-01-30 | 2016-11-08 | Celanese International Corporation | Processes for producing acetic acid |
| US9561994B2 (en) | 2015-01-30 | 2017-02-07 | Celanese International Corporation | Processes for producing acetic acid |
| MY181741A (en) | 2015-01-30 | 2021-01-06 | Celanese Int Corp | Processes for producing acetic acid |
| MX2017009867A (es) | 2015-01-30 | 2017-11-15 | Celanese Int Corp | Procedimientos para producir acido acetico. |
| US9512056B2 (en) | 2015-02-04 | 2016-12-06 | Celanese International Corporation | Process to control HI concentration in residuum stream |
| US9505696B2 (en) | 2015-02-04 | 2016-11-29 | Celanese International Corporation | Process to control HI concentration in residuum stream |
| US10413840B2 (en) | 2015-02-04 | 2019-09-17 | Celanese International Coporation | Process to control HI concentration in residuum stream |
| EP3555036A1 (en) * | 2016-12-19 | 2019-10-23 | SABIC Global Technologies B.V. | Method of purifying acetic acid |
| EP3372577B1 (en) * | 2017-01-18 | 2020-01-01 | Daicel Corporation | Method for producing acetic acid |
| MX374711B (es) | 2017-01-18 | 2025-03-06 | Daicel Corp | Metodo para la produccion de acido acetico |
| US10550058B2 (en) * | 2017-03-08 | 2020-02-04 | Daicel Corporation | Method for producing acetic acid |
| KR102281510B1 (ko) * | 2017-03-22 | 2021-07-26 | 주식회사 다이셀 | 아세트산의 제조 방법 |
| US20230375478A1 (en) | 2022-05-19 | 2023-11-23 | Lyondellbasell Acetyls, Llc | Methods for improved control of glacial acetic acid processes |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4029553A (en) * | 1975-07-28 | 1977-06-14 | Monsanto Company | Purification of acetic acid streams by distillation |
| US4039395A (en) * | 1975-08-11 | 1977-08-02 | Monsanto Company | Purification of acetic acid |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US34281A (en) * | 1862-01-28 | Improved clothes-wringer | ||
| DE959183C (de) * | 1954-06-20 | 1957-02-28 | Wacker Chemie Gmbh | Verfahren zur Reinigung von Essigsaeure durch Destillation |
| US3324010A (en) * | 1963-09-30 | 1967-06-06 | Phillips Petroleum Co | Employing overhead as reboil heat with flow control |
| US3414484A (en) * | 1966-06-20 | 1968-12-03 | Universal Oil Prod Co | Process for separating ethylbenzene from c8 aromatic hydrocarbons by super-distillation with vapor compression-reboiler heat exchange |
| SE364255B (https=) | 1967-04-05 | 1974-02-18 | Monsanto Co | |
| JPS4830615B1 (https=) | 1969-11-25 | 1973-09-21 | ||
| DE2119744A1 (https=) * | 1970-04-23 | 1971-11-04 | ||
| JPS4830615A (https=) * | 1971-08-24 | 1973-04-23 | ||
| US4102922A (en) | 1974-12-30 | 1978-07-25 | Monsanto Company | Purification of carbonylation products |
| US4008131A (en) * | 1975-12-11 | 1977-02-15 | Monsanto Company | Purification of acetic acid |
| JPS5490122A (en) * | 1977-12-27 | 1979-07-17 | Chiyoda Chem Eng & Constr Co Ltd | Distillation of multi-component hydrocarbon composition |
| JPS55142543A (en) * | 1979-04-03 | 1980-11-07 | Mitsubishi Gas Chem Co Inc | Method for prevention of decomposition of catalyst |
| CA1179291A (en) * | 1981-10-30 | 1984-12-11 | David T. Ahlberg | Distillation apparatus |
| JPS6054334A (ja) | 1983-09-02 | 1985-03-28 | Daicel Chem Ind Ltd | カルボン酸の製造法 |
| US5391821A (en) * | 1983-09-02 | 1995-02-21 | Daicel Chemical Industries, Ltd. | Process for producing carboxylic acids |
| US4824527A (en) * | 1986-06-10 | 1989-04-25 | Erickson Donald C | Nested enrichment cascade distillation of unequal mixtures |
| CA1313676C (en) | 1987-12-23 | 1993-02-16 | Mark Owen Scates | Purification of acetic acid with ozone |
| GB8822661D0 (en) | 1988-09-27 | 1988-11-02 | Bp Chem Int Ltd | Removal of iodine/iodide impurities |
| GB9120902D0 (en) * | 1991-10-02 | 1991-11-13 | Bp Chem Int Ltd | Purification process |
| GB9211671D0 (en) | 1992-06-02 | 1992-07-15 | Bp Chem Int Ltd | Process |
| US5352415A (en) * | 1993-09-29 | 1994-10-04 | Hoechst Celanese Corporation | Control system for acetic acid manufacturing process |
-
1994
- 1994-08-12 JP JP19069994A patent/JP3332594B2/ja not_active Expired - Lifetime
-
1995
- 1995-07-21 SG SG9500918A patent/SG81845A1/en unknown
- 1995-07-24 EP EP95111625A patent/EP0696565B1/en not_active Revoked
- 1995-07-24 DE DE69506808T patent/DE69506808T2/de not_active Revoked
- 1995-08-02 TW TW084108030A patent/TW305832B/zh active
- 1995-08-09 CN CN95115369A patent/CN1063425C/zh not_active Expired - Fee Related
- 1995-08-12 KR KR1019950024895A patent/KR0184298B1/ko not_active Expired - Fee Related
-
1997
- 1997-03-07 US US08/813,564 patent/US5916422A/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4029553A (en) * | 1975-07-28 | 1977-06-14 | Monsanto Company | Purification of acetic acid streams by distillation |
| US4039395A (en) * | 1975-08-11 | 1977-08-02 | Monsanto Company | Purification of acetic acid |
Also Published As
| Publication number | Publication date |
|---|---|
| US5916422A (en) | 1999-06-29 |
| TW305832B (https=) | 1997-05-21 |
| KR960007526A (ko) | 1996-03-22 |
| EP0696565B1 (en) | 1998-12-23 |
| JP3332594B2 (ja) | 2002-10-07 |
| DE69506808D1 (de) | 1999-02-04 |
| CN1131139A (zh) | 1996-09-18 |
| KR0184298B1 (ko) | 1999-05-15 |
| DE69506808T2 (de) | 1999-05-20 |
| EP0696565A1 (en) | 1996-02-14 |
| SG81845A1 (en) | 2001-07-24 |
| JPH0859542A (ja) | 1996-03-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN1063425C (zh) | 提纯乙酸的方法 | |
| CN1085194C (zh) | 生产丙烯酸的方法 | |
| CN1067974C (zh) | 从羰基化过程产生的含水稀液流中回收乙酸 | |
| KR101299267B1 (ko) | 메탄올 카보닐화 공정 스트림으로부터 퍼망가네이트 환원화합물의 제거 방법 | |
| CN1926087A (zh) | 从甲醇羰基化工艺流中去除还原高锰酸盐的化合物 | |
| JP4732743B2 (ja) | 蒸留方法 | |
| US20010020102A1 (en) | Process for simultaneous production of ethylene glycol and carbonate ester | |
| CN1049649C (zh) | 从粗乙酸酐或粗乙酸酐与粗乙酸的混合物中除去碘化合物的方法 | |
| JP3934163B2 (ja) | アクリル酸ブチルの精製方法 | |
| JP2011502145A (ja) | 昇圧での蒸留による酢酸メチルからのアセトアルデヒドの除去 | |
| CN1402701A (zh) | 甲酸的制备方法 | |
| JP2010523703A (ja) | ジクロロヒドリンの共沸回収方法及び装置 | |
| CN1228305C (zh) | 制备甲基丙烯酸甲酯的方法 | |
| CN1131198C (zh) | 粗品液态乙酸乙烯酯的分离方法 | |
| CN1034924C (zh) | 使用臭氧的醋酸和/或醋酐的纯化 | |
| US2987451A (en) | Process for purifying acrylonitrile | |
| CN1067648A (zh) | 降低合成吖嗪反应器中的二氧化碳含量的方法 | |
| CN1117062C (zh) | 制备羧酸乙烯酯的方法 | |
| CN1063421C (zh) | 生产异丙醇的方法 | |
| US20020177728A1 (en) | Refining processes | |
| JPS6232182B2 (https=) | ||
| CN110114331A (zh) | 乙酸的制备方法 | |
| CN1411432A (zh) | 增强的从羰基化工艺中除去丙酮的方法 | |
| KR20240093492A (ko) | 고순도 부틸 아크릴레이트의 개선된 제조 방법 | |
| CN110248921B (zh) | 乙酸的制备方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |