CA1234148A - Process for separating iodine and its compounds from the carbonylation products obtained by subjecting dimethylether, methyl acetate or methanol to a carbonylation reaction - Google Patents
Process for separating iodine and its compounds from the carbonylation products obtained by subjecting dimethylether, methyl acetate or methanol to a carbonylation reactionInfo
- Publication number
- CA1234148A CA1234148A CA000459999A CA459999A CA1234148A CA 1234148 A CA1234148 A CA 1234148A CA 000459999 A CA000459999 A CA 000459999A CA 459999 A CA459999 A CA 459999A CA 1234148 A CA1234148 A CA 1234148A
- Authority
- CA
- Canada
- Prior art keywords
- iodine
- carbonylation
- compounds
- products
- methanol
- 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
Links
- 229910052740 iodine Inorganic materials 0.000 title claims abstract description 46
- 239000011630 iodine Substances 0.000 title claims abstract description 46
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 title claims abstract description 45
- 238000005810 carbonylation reaction Methods 0.000 title claims abstract description 26
- 230000006315 carbonylation Effects 0.000 title claims abstract description 21
- 238000000034 method Methods 0.000 title claims abstract description 21
- 230000008569 process Effects 0.000 title claims abstract description 20
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 title claims abstract description 15
- 150000001875 compounds Chemical class 0.000 title claims abstract description 13
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 title claims abstract description 10
- XBDQKXXYIPTUBI-UHFFFAOYSA-M Propionate Chemical compound CCC([O-])=O XBDQKXXYIPTUBI-UHFFFAOYSA-M 0.000 title claims abstract description 6
- KXKVLQRXCPHEJC-UHFFFAOYSA-N acetic acid trimethyl ester Natural products COC(C)=O KXKVLQRXCPHEJC-UHFFFAOYSA-N 0.000 title claims abstract description 6
- WFDIJRYMOXRFFG-UHFFFAOYSA-N acetic acid anhydride Natural products CC(=O)OC(C)=O WFDIJRYMOXRFFG-UHFFFAOYSA-N 0.000 claims abstract description 45
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims abstract description 30
- -1 aryl phosphine Chemical compound 0.000 claims abstract description 10
- 229910052751 metal Inorganic materials 0.000 claims abstract description 10
- 239000002184 metal Substances 0.000 claims abstract description 10
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims abstract description 7
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Natural products P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 claims abstract description 6
- 125000000217 alkyl group Chemical group 0.000 claims abstract description 6
- 229910000073 phosphorus hydride Inorganic materials 0.000 claims abstract description 5
- 150000002739 metals Chemical class 0.000 claims abstract description 4
- 229910017464 nitrogen compound Inorganic materials 0.000 claims abstract description 4
- 229910052725 zinc Inorganic materials 0.000 claims abstract description 4
- 239000011701 zinc Substances 0.000 claims abstract description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910052793 cadmium Inorganic materials 0.000 claims abstract description 3
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 claims abstract description 3
- 229910052802 copper Inorganic materials 0.000 claims abstract description 3
- 239000010949 copper Substances 0.000 claims abstract description 3
- 229910052709 silver Inorganic materials 0.000 claims abstract description 3
- 239000004332 silver Substances 0.000 claims abstract description 3
- GOKCJCODOLGYQD-UHFFFAOYSA-N 4,6-dichloro-2-imidazol-1-ylpyrimidine Chemical compound ClC1=CC(Cl)=NC(N2C=NC=C2)=N1 GOKCJCODOLGYQD-UHFFFAOYSA-N 0.000 claims abstract 2
- 239000000203 mixture Substances 0.000 claims description 12
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- 150000002830 nitrogen compounds Chemical class 0.000 claims description 2
- 229940077445 dimethyl ether Drugs 0.000 claims 1
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 abstract description 20
- OPQARKPSCNTWTJ-UHFFFAOYSA-L copper(ii) acetate Chemical compound [Cu+2].CC([O-])=O.CC([O-])=O OPQARKPSCNTWTJ-UHFFFAOYSA-L 0.000 description 20
- RIOQSEWOXXDEQQ-UHFFFAOYSA-N triphenylphosphine Chemical compound C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 RIOQSEWOXXDEQQ-UHFFFAOYSA-N 0.000 description 14
- 239000000047 product Substances 0.000 description 13
- 238000000926 separation method Methods 0.000 description 10
- 235000011054 acetic acid Nutrition 0.000 description 8
- 229960000583 acetic acid Drugs 0.000 description 8
- 230000000875 corresponding effect Effects 0.000 description 8
- 150000004678 hydrides Chemical class 0.000 description 7
- JYYNAJVZFGKDEQ-UHFFFAOYSA-N 2,4-Dimethylpyridine Chemical compound CC1=CC=NC(C)=C1 JYYNAJVZFGKDEQ-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 4
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 4
- YJTKZCDBKVTVBY-UHFFFAOYSA-N 1,3-Diphenylbenzene Chemical group C1=CC=CC=C1C1=CC=CC(C=2C=CC=CC=2)=C1 YJTKZCDBKVTVBY-UHFFFAOYSA-N 0.000 description 3
- 229910052783 alkali metal Inorganic materials 0.000 description 3
- 150000001340 alkali metals Chemical class 0.000 description 3
- 125000003118 aryl group Chemical group 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 241000894007 species Species 0.000 description 3
- MCTWTZJPVLRJOU-UHFFFAOYSA-N 1-methyl-1H-imidazole Chemical compound CN1C=CN=C1 MCTWTZJPVLRJOU-UHFFFAOYSA-N 0.000 description 2
- 229910052684 Cerium Inorganic materials 0.000 description 2
- XTEGARKTQYYJKE-UHFFFAOYSA-M Chlorate Chemical compound [O-]Cl(=O)=O XTEGARKTQYYJKE-UHFFFAOYSA-M 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 150000008064 anhydrides Chemical class 0.000 description 2
- 125000006615 aromatic heterocyclic group Chemical group 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical compound [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 2
- 150000004820 halides Chemical class 0.000 description 2
- 150000002497 iodine compounds Chemical class 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- ACVYVLVWPXVTIT-UHFFFAOYSA-N phosphinic acid Chemical compound O[PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-N 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- KMUONIBRACKNSN-UHFFFAOYSA-N potassium dichromate Chemical compound [K+].[K+].[O-][Cr](=O)(=O)O[Cr]([O-])(=O)=O KMUONIBRACKNSN-UHFFFAOYSA-N 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- TUQOTMZNTHZOKS-UHFFFAOYSA-N tributylphosphine Chemical compound CCCCP(CCCC)CCCC TUQOTMZNTHZOKS-UHFFFAOYSA-N 0.000 description 2
- WEFSXBPMNKAUDL-UHFFFAOYSA-N 1-iodopropan-2-one Chemical compound CC(=O)CI WEFSXBPMNKAUDL-UHFFFAOYSA-N 0.000 description 1
- OISVCGZHLKNMSJ-UHFFFAOYSA-N 2,6-Lutidine Substances CC1=CC=CC(C)=N1 OISVCGZHLKNMSJ-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 241000543381 Cliftonia monophylla Species 0.000 description 1
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 241000212342 Sium Species 0.000 description 1
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical class [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 description 1
- 101100524346 Xenopus laevis req-a gene Proteins 0.000 description 1
- 229940022663 acetate Drugs 0.000 description 1
- 150000001242 acetic acid derivatives Chemical class 0.000 description 1
- LEKJTGQWLAUGQA-UHFFFAOYSA-N acetyl iodide Chemical compound CC(I)=O LEKJTGQWLAUGQA-UHFFFAOYSA-N 0.000 description 1
- 125000005595 acetylacetonate group Chemical group 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 229910001516 alkali metal iodide Inorganic materials 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 150000003863 ammonium salts Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 150000001503 aryl iodides Chemical class 0.000 description 1
- YCOXTKKNXUZSKD-UHFFFAOYSA-N as-o-xylenol Natural products CC1=CC=C(O)C=C1C YCOXTKKNXUZSKD-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- KMGBZBJJOKUPIA-UHFFFAOYSA-N butyl iodide Chemical compound CCCCI KMGBZBJJOKUPIA-UHFFFAOYSA-N 0.000 description 1
- 229910052792 caesium Inorganic materials 0.000 description 1
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- GWXLDORMOJMVQZ-UHFFFAOYSA-N cerium Chemical compound [Ce] GWXLDORMOJMVQZ-UHFFFAOYSA-N 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- ZKXWKVVCCTZOLD-UHFFFAOYSA-N copper;4-hydroxypent-3-en-2-one Chemical compound [Cu].CC(O)=CC(C)=O.CC(O)=CC(C)=O ZKXWKVVCCTZOLD-UHFFFAOYSA-N 0.000 description 1
- 230000009089 cytolysis Effects 0.000 description 1
- IRXRGVFLQOSHOH-UHFFFAOYSA-L dipotassium;oxalate Chemical compound [K+].[K+].[O-]C(=O)C([O-])=O IRXRGVFLQOSHOH-UHFFFAOYSA-L 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- SNHMUERNLJLMHN-UHFFFAOYSA-N iodobenzene Chemical compound IC1=CC=CC=C1 SNHMUERNLJLMHN-UHFFFAOYSA-N 0.000 description 1
- INQOMBQAUSQDDS-UHFFFAOYSA-N iodomethane Chemical compound IC INQOMBQAUSQDDS-UHFFFAOYSA-N 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 150000002736 metal compounds Chemical class 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229940099990 ogen Drugs 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 150000005527 organic iodine compounds Chemical class 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- LSMAIBOZUPTNBR-UHFFFAOYSA-N phosphanium;iodide Chemical class [PH4+].[I-] LSMAIBOZUPTNBR-UHFFFAOYSA-N 0.000 description 1
- 235000011056 potassium acetate Nutrition 0.000 description 1
- PEBPTQFCMJWPGZ-UHFFFAOYSA-M potassium;trioxochromium;chloride Chemical compound [Cl-].[K+].O=[Cr](=O)=O PEBPTQFCMJWPGZ-UHFFFAOYSA-M 0.000 description 1
- 239000012264 purified product Substances 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- CQLFBEKRDQMJLZ-UHFFFAOYSA-M silver acetate Chemical compound [Ag+].CC([O-])=O CQLFBEKRDQMJLZ-UHFFFAOYSA-M 0.000 description 1
- 229940071536 silver acetate Drugs 0.000 description 1
- 235000011091 sodium acetates Nutrition 0.000 description 1
- GRAKJTASWCEOQI-UHFFFAOYSA-N tridodecylphosphane Chemical compound CCCCCCCCCCCCP(CCCCCCCCCCCC)CCCCCCCCCCCC GRAKJTASWCEOQI-UHFFFAOYSA-N 0.000 description 1
- RMZAYIKUYWXQPB-UHFFFAOYSA-N trioctylphosphane Chemical compound CCCCCCCCP(CCCCCCCC)CCCCCCCC RMZAYIKUYWXQPB-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
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
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C67/00—Preparation of carboxylic acid esters
- C07C67/48—Separation; Purification; Stabilisation; Use of additives
- C07C67/60—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3329781A DE3329781A1 (de) | 1983-08-18 | 1983-08-18 | Verfahren zur abtrennung von jod und dessen verbindungen aus den bei der carbonylierung von dimethylether, methylacetat oder methanol erhaltenen carbonylierungsprodukten |
| DEP3329781.9 | 1983-08-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1234148A true CA1234148A (en) | 1988-03-15 |
Family
ID=6206816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000459999A Expired CA1234148A (en) | 1983-08-18 | 1984-07-30 | Process for separating iodine and its compounds from the carbonylation products obtained by subjecting dimethylether, methyl acetate or methanol to a carbonylation reaction |
Country Status (10)
Families Citing this family (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3331548A1 (de) * | 1983-09-01 | 1985-03-21 | Hoechst Ag, 6230 Frankfurt | Verfahren zur abtrennung von jod und dessen verbindungen aus den bei der carbonylierung von dimethylether, methylacetat oder methanol erhaltenen carbonylierungsprodukten |
| US4650615A (en) * | 1985-07-24 | 1987-03-17 | The Halcon Sd Group, Inc. | Purification of carboxylic acid anhydrides contaminated with halogen or halides |
| DE3534070A1 (de) * | 1985-09-25 | 1987-04-02 | Hoechst Ag | Verfahren zur abtrennung von jod und dessen verbindungen aus den bei der carbonylierung von dimethylether, methylacetat oder methanol erhaltenen carbonylierungsprodukten |
| DE3612504A1 (de) * | 1985-09-30 | 1987-04-09 | Hoechst Ag | Verfahren zur abtrennung von jod und dessen verbindungen aus den bei der carbbonylierung von dimethylether, methylacetat oder methanol erhaltenden carbonylierungsprodukten |
| US5139981A (en) * | 1987-06-24 | 1992-08-18 | Union Carbide Chemicals & Plastics Technology Corporation | Process for preparing silver(I)-exchanged resins |
| US5155265A (en) * | 1987-12-23 | 1992-10-13 | Hoechst Celanese Corporation | Purification of acetic acid with ozone followed by treatment with activated carbon and/or an ion-exchange resin |
| US5155266A (en) * | 1987-12-23 | 1992-10-13 | Hoechst Celanese Corporation | Purification of acetic acid with ozone in the presence of an oxidation catalyst |
| US5202481A (en) * | 1987-12-23 | 1993-04-13 | Hoechst Celanese Corporation | Purification of acetic acid produced by the low water carbonylation of methanol by treatment with ozone |
| DE3823645C1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1988-07-13 | 1989-11-30 | Hoechst Ag | |
| GB8822661D0 (en) * | 1988-09-27 | 1988-11-02 | Bp Chem Int Ltd | Removal of iodine/iodide impurities |
| US5220058A (en) * | 1991-09-30 | 1993-06-15 | Union Carbide Chemicals & Plastics Technology Corporation | Iodide removal process |
| GB9120902D0 (en) * | 1991-10-02 | 1991-11-13 | Bp Chem Int Ltd | Purification process |
| US5300685A (en) * | 1991-11-25 | 1994-04-05 | Hoechst Celanese Corporation | Removal of halide impurities from organic liquids |
| DE4140082A1 (de) * | 1991-12-05 | 1993-06-09 | Hoechst Ag, 6230 Frankfurt, De | Verfahren zur reinigung von abfallessigsaeure |
| JP3220234B2 (ja) * | 1992-07-07 | 2001-10-22 | ダイセル化学工業株式会社 | オゾンによる無水酢酸または無水酢酸および酢酸の混合物の精製法 |
| KR950013467B1 (ko) * | 1993-03-31 | 1995-11-08 | 포항종합제철주식회사 | 초산중의 요오드 화합물의 제거방법 |
| JP3377555B2 (ja) * | 1993-05-31 | 2003-02-17 | ダイセル化学工業株式会社 | カルボニル化反応生成物に含有されるヨウ素化合物の除去方法 |
| KR960006546B1 (ko) * | 1993-07-28 | 1996-05-17 | 한국과학기술연구원 | 초산에스테르의 제조 방법 |
| US5502249A (en) * | 1994-05-31 | 1996-03-26 | Eastman Chemical Company | Process for the removal of iodine from acetyl compounds |
| US5399752A (en) * | 1994-05-31 | 1995-03-21 | Eastman Chemical Company | Purification of carboxyl streams |
| JP2012527429A (ja) * | 2009-05-20 | 2012-11-08 | ビーエーエスエフ ソシエタス・ヨーロピア | ハロゲン化合物を含むカルボン酸の精製方法 |
| US8575403B2 (en) | 2010-05-07 | 2013-11-05 | Celanese International Corporation | Hydrolysis of ethyl acetate in ethanol separation process |
| US9272970B2 (en) | 2010-07-09 | 2016-03-01 | Celanese International Corporation | Hydrogenolysis of ethyl acetate in alcohol separation processes |
| US8704008B2 (en) | 2010-07-09 | 2014-04-22 | Celanese International Corporation | Process for producing ethanol using a stacked bed reactor |
| US8664454B2 (en) | 2010-07-09 | 2014-03-04 | Celanese International Corporation | Process for production of ethanol using a mixed feed using copper containing catalyst |
| US8710279B2 (en) | 2010-07-09 | 2014-04-29 | Celanese International Corporation | Hydrogenolysis of ethyl acetate in alcohol separation processes |
| WO2012149137A1 (en) | 2011-04-26 | 2012-11-01 | Celanese International Corporation | Process for the production of ethanol from an acetic acid feed and a recycled ethyl acetate feed |
| US8592635B2 (en) | 2011-04-26 | 2013-11-26 | Celanese International Corporation | Integrated ethanol production by extracting halides from acetic acid |
| US8754268B2 (en) | 2011-04-26 | 2014-06-17 | Celanese International Corporation | Process for removing water from alcohol mixtures |
| US9073816B2 (en) | 2011-04-26 | 2015-07-07 | Celanese International Corporation | Reducing ethyl acetate concentration in recycle streams for ethanol production processes |
| US8895786B2 (en) | 2011-08-03 | 2014-11-25 | Celanese International Corporation | Processes for increasing alcohol production |
| US8686201B2 (en) | 2011-11-09 | 2014-04-01 | Celanese International Corporation | Integrated acid and alcohol production process having flashing to recover acid production catalyst |
| US8614359B2 (en) | 2011-11-09 | 2013-12-24 | Celanese International Corporation | Integrated acid and alcohol production process |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2033720A (en) * | 1934-02-08 | 1936-03-10 | Dow Chemical Co | Purification of acetic anhydride |
| DE1092897B (de) * | 1958-04-03 | 1960-11-17 | Ici Ltd | Verfahren zur Entfernung von Brom oder bromhaltigen Substanzen aus niedermolekularen gesaettigten Fettsaeuren |
| US3084109A (en) * | 1958-04-03 | 1963-04-02 | Ici Ltd | Recovery of monocarboxylic acids |
| DE1568345A1 (de) * | 1966-10-27 | 1970-03-05 | Huels Chemische Werke Ag | Verfahren zur Aufarbeitung waessriger,bromhaltiger Essigsaeure |
| US3709795A (en) * | 1970-02-02 | 1973-01-09 | Monsanto Co | Purification of carboxylic acids by chemical treatment and distillation |
| BE791577A (fr) * | 1971-11-19 | 1973-05-17 | Monsanto Co | Purification de courants d'acide carboxylique |
| US3884965A (en) * | 1972-01-26 | 1975-05-20 | Halcon International Inc | Vicinal glycol ester purification process |
| JPS5246924B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1973-11-27 | 1977-11-29 | ||
| US4115444A (en) * | 1975-03-10 | 1978-09-19 | Halcon International, Inc. | Process for preparing carboxylic acid anhydrides |
| JPS53101310A (en) * | 1977-02-16 | 1978-09-04 | Asahi Chem Ind Co Ltd | Removal of meral and halogen dissolved in carboxylic acid |
| JPS54132516A (en) * | 1978-04-06 | 1979-10-15 | Daicel Chem Ind Ltd | Purification of acetic acid |
| DE2836084A1 (de) * | 1978-08-17 | 1980-03-06 | Hoechst Ag | Verfahren zur herstellung von essigsaeureanhydrid |
| US4246195A (en) * | 1978-10-06 | 1981-01-20 | Halcon Research And Development Corporation | Purification of carbonylation products |
| DE2901359A1 (de) * | 1979-01-15 | 1980-07-24 | Basf Ag | Verfahren zur entfernung von jod aus organischen verbindungen |
| DE2939839A1 (de) * | 1979-10-02 | 1981-04-23 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von essigsaeureanhydrid |
| US4284586A (en) * | 1979-12-26 | 1981-08-18 | Halcon Research And Development Corp. | Process for the preparation of acetic anhydride |
| DE3107731A1 (de) * | 1981-02-28 | 1982-09-16 | Basf Ag, 6700 Ludwigshafen | Verfahren zur abtrennung organischer jod-verbindungen von carbonylierungsprodukten des methanols, methylacetates und dimethylethers |
| DE3231154A1 (de) * | 1982-08-21 | 1984-02-23 | Hoechst Ag, 6230 Frankfurt | Verfahren zur herstellung von essigsaeureanhydrid |
-
1983
- 1983-08-18 DE DE3329781A patent/DE3329781A1/de not_active Withdrawn
-
1984
- 1984-07-30 CA CA000459999A patent/CA1234148A/en not_active Expired
- 1984-07-31 DE DE8484109038T patent/DE3460702D1/de not_active Expired
- 1984-07-31 AT AT84109038T patent/ATE22067T1/de not_active IP Right Cessation
- 1984-07-31 EP EP84109038A patent/EP0135085B1/de not_active Expired
- 1984-08-06 US US06/637,860 patent/US4664753A/en not_active Expired - Lifetime
- 1984-08-15 JP JP59169485A patent/JPS6058937A/ja active Granted
- 1984-08-17 BR BR8404126A patent/BR8404126A/pt not_active IP Right Cessation
- 1984-08-17 AU AU32051/84A patent/AU560346B2/en not_active Ceased
- 1984-08-17 MX MX202426A patent/MX161603A/es unknown
- 1984-08-17 ZA ZA846405A patent/ZA846405B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6058937A (ja) | 1985-04-05 |
| JPH0458454B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1992-09-17 |
| EP0135085A3 (en) | 1985-05-08 |
| AU560346B2 (en) | 1987-04-02 |
| DE3329781A1 (de) | 1985-02-28 |
| ATE22067T1 (de) | 1986-09-15 |
| BR8404126A (pt) | 1985-07-16 |
| MX161603A (es) | 1990-11-15 |
| EP0135085B1 (de) | 1986-09-10 |
| EP0135085A2 (de) | 1985-03-27 |
| AU3205184A (en) | 1985-02-21 |
| ZA846405B (en) | 1985-04-24 |
| US4664753A (en) | 1987-05-12 |
| DE3460702D1 (en) | 1986-10-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1234148A (en) | Process for separating iodine and its compounds from the carbonylation products obtained by subjecting dimethylether, methyl acetate or methanol to a carbonylation reaction | |
| RU2102379C1 (ru) | Способ получения уксусной кислоты | |
| EP0696565B1 (en) | Method of purifying acetic acid | |
| EP0487284B1 (en) | Removal of carbonyl impurities from a carbonylation process stream | |
| GB2055809A (en) | Preparation of carbonylation products | |
| EP3623359B1 (en) | Method for producing acetic acid | |
| JP3306227B2 (ja) | 酢酸および／または無水酢酸の製造法 | |
| CA1189086A (en) | Process for removing acetone from reaction mixtures of carbonylation reactions | |
| EP0278726B1 (en) | Treatment of alkoxysilanes | |
| KR100189787B1 (ko) | 카르복실산의 정제방법 | |
| US5169982A (en) | Process for separating iodine and its compounds from the products obtained on subjecting dimethylether, methyl acetate or methanol to carbonylation | |
| CA1173459A (en) | Process for the preparation of benzene-monocarboxylic acids | |
| EP0701985A1 (en) | Method of purifying fluoromethyl 1,1,1,3,3,3-hexafluoroisopropyl ether | |
| EP0506240B1 (en) | Process for the recovery of acetic acid from compositions comprising acetic acid and water | |
| EP0618009B2 (en) | Method for stabilizing rhodium compound | |
| EP0194867B1 (en) | Process for purifying methacrylic acid | |
| EP0645362A1 (en) | Process for producing highly purified acetic acid | |
| US5037512A (en) | Process for the purification of benzoic acid by distillation with an amine | |
| US3878058A (en) | Recovery of alkylvinylether by extractive distillation of a feed containing only trace amounts of water | |
| US4551560A (en) | Thermally-induced hydrolysis of acetal | |
| JPS5929633A (ja) | 酢酸塩水溶液から酢酸を回収する方法 | |
| CA1234149A (en) | Process for separating iodine and its compounds from the carbonylation products obtained by subjecting dimethylether, methyl acetate or methanol to a carbonylation reaction | |
| US4650615A (en) | Purification of carboxylic acid anhydrides contaminated with halogen or halides | |
| US3525774A (en) | Ethylene glycol recovery | |
| JP2763210B2 (ja) | 脂肪族カルボン酸クロリドの製造方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |