JP2000514076A - アクリル酸およびメタクリル酸の製造方法 - Google Patents
アクリル酸およびメタクリル酸の製造方法Info
- Publication number
- JP2000514076A JP2000514076A JP10504806A JP50480698A JP2000514076A JP 2000514076 A JP2000514076 A JP 2000514076A JP 10504806 A JP10504806 A JP 10504806A JP 50480698 A JP50480698 A JP 50480698A JP 2000514076 A JP2000514076 A JP 2000514076A
- Authority
- JP
- Japan
- Prior art keywords
- acrylic acid
- solvent mixture
- acid
- solvent
- weight
- 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.)
- Pending
Links
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 title claims abstract description 122
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 title claims abstract description 122
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 238000004519 manufacturing process Methods 0.000 title abstract description 13
- 239000011877 solvent mixture Substances 0.000 claims abstract description 67
- 238000010521 absorption reaction Methods 0.000 claims abstract description 39
- 239000000203 mixture Substances 0.000 claims abstract description 31
- 238000004821 distillation Methods 0.000 claims abstract description 30
- 230000003647 oxidation Effects 0.000 claims abstract description 23
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 23
- 150000003951 lactams Chemical class 0.000 claims abstract description 22
- 239000007795 chemical reaction product Substances 0.000 claims abstract description 16
- 239000003495 polar organic solvent Substances 0.000 claims abstract description 15
- 239000011541 reaction mixture Substances 0.000 claims abstract description 10
- 239000002243 precursor Substances 0.000 claims abstract description 7
- 150000001336 alkenes Chemical class 0.000 claims abstract description 6
- 238000002360 preparation method Methods 0.000 claims abstract description 3
- 238000009835 boiling Methods 0.000 claims description 55
- OBETXYAYXDNJHR-UHFFFAOYSA-N 2-Ethylhexanoic acid Chemical compound CCCCC(CC)C(O)=O OBETXYAYXDNJHR-UHFFFAOYSA-N 0.000 claims description 28
- 239000007789 gas Substances 0.000 claims description 25
- 238000000034 method Methods 0.000 claims description 22
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 claims description 20
- 239000002904 solvent Substances 0.000 claims description 17
- 230000003197 catalytic effect Effects 0.000 claims description 14
- 239000000047 product Substances 0.000 claims description 14
- 239000002253 acid Substances 0.000 claims description 11
- 229910052757 nitrogen Inorganic materials 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 6
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical group O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 claims description 6
- 238000001704 evaporation Methods 0.000 claims description 5
- 125000004429 atom Chemical group 0.000 claims description 4
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 4
- LVWZTYCIRDMTEY-UHFFFAOYSA-N metamizole Chemical compound O=C1C(N(CS(O)(=O)=O)C)=C(C)N(C)N1C1=CC=CC=C1 LVWZTYCIRDMTEY-UHFFFAOYSA-N 0.000 claims description 2
- 125000005395 methacrylic acid group Chemical group 0.000 claims description 2
- 239000003960 organic solvent Substances 0.000 claims description 2
- XUWHAWMETYGRKB-UHFFFAOYSA-N piperidin-2-one Chemical compound O=C1CCCCN1 XUWHAWMETYGRKB-UHFFFAOYSA-N 0.000 claims description 2
- 239000003054 catalyst Substances 0.000 abstract description 8
- 150000001335 aliphatic alkanes Chemical class 0.000 abstract description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 66
- QQONPFPTGQHPMA-UHFFFAOYSA-N Propene Chemical compound CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 36
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 22
- XBDQKXXYIPTUBI-UHFFFAOYSA-N dimethylselenoniopropionate Natural products CCC(O)=O XBDQKXXYIPTUBI-UHFFFAOYSA-N 0.000 description 21
- 238000000926 separation method Methods 0.000 description 19
- HGINCPLSRVDWNT-UHFFFAOYSA-N Acrolein Chemical compound C=CC=O HGINCPLSRVDWNT-UHFFFAOYSA-N 0.000 description 18
- 235000011054 acetic acid Nutrition 0.000 description 18
- 239000000126 substance Substances 0.000 description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
- NIQCNGHVCWTJSM-UHFFFAOYSA-N Dimethyl phthalate Chemical compound COC(=O)C1=CC=CC=C1C(=O)OC NIQCNGHVCWTJSM-UHFFFAOYSA-N 0.000 description 12
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 12
- 235000019260 propionic acid Nutrition 0.000 description 12
- 239000012495 reaction gas Substances 0.000 description 12
- 239000001294 propane Substances 0.000 description 11
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 11
- 230000015572 biosynthetic process Effects 0.000 description 10
- 239000012071 phase Substances 0.000 description 10
- 150000001299 aldehydes Chemical class 0.000 description 9
- 238000006243 chemical reaction Methods 0.000 description 9
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical compound CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 8
- 238000001816 cooling Methods 0.000 description 8
- 239000000243 solution Substances 0.000 description 8
- STNJBCKSHOAVAJ-UHFFFAOYSA-N Methacrolein Chemical compound CC(=C)C=O STNJBCKSHOAVAJ-UHFFFAOYSA-N 0.000 description 7
- 230000002378 acidificating effect Effects 0.000 description 7
- 239000007858 starting material Substances 0.000 description 7
- DKGAVHZHDRPRBM-UHFFFAOYSA-N Tert-Butanol Chemical compound CC(C)(C)O DKGAVHZHDRPRBM-UHFFFAOYSA-N 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 238000009833 condensation Methods 0.000 description 6
- 230000005494 condensation Effects 0.000 description 6
- FBSAITBEAPNWJG-UHFFFAOYSA-N dimethyl phthalate Natural products CC(=O)OC1=CC=CC=C1OC(C)=O FBSAITBEAPNWJG-UHFFFAOYSA-N 0.000 description 6
- 229960001826 dimethylphthalate Drugs 0.000 description 6
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 description 6
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 6
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 239000003085 diluting agent Substances 0.000 description 5
- 229910052750 molybdenum Inorganic materials 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229920000642 polymer Polymers 0.000 description 5
- NBBJYMSMWIIQGU-UHFFFAOYSA-N propionic aldehyde Natural products CCC=O NBBJYMSMWIIQGU-UHFFFAOYSA-N 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- AMIMRNSIRUDHCM-UHFFFAOYSA-N Isopropylaldehyde Chemical compound CC(C)C=O AMIMRNSIRUDHCM-UHFFFAOYSA-N 0.000 description 4
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 4
- 150000007513 acids Chemical class 0.000 description 4
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 4
- 238000005886 esterification reaction Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- KQNPFQTWMSNSAP-UHFFFAOYSA-N isobutyric acid Chemical compound CC(C)C(O)=O KQNPFQTWMSNSAP-UHFFFAOYSA-N 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 239000011733 molybdenum Substances 0.000 description 4
- 239000000178 monomer Substances 0.000 description 4
- 238000000746 purification Methods 0.000 description 4
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 3
- 239000007864 aqueous solution Substances 0.000 description 3
- 229910002090 carbon oxide Inorganic materials 0.000 description 3
- 229910001882 dioxygen Inorganic materials 0.000 description 3
- 230000032050 esterification Effects 0.000 description 3
- 150000002430 hydrocarbons Chemical group 0.000 description 3
- 239000001282 iso-butane Substances 0.000 description 3
- 239000002798 polar solvent Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- 229910052720 vanadium Inorganic materials 0.000 description 3
- 150000001243 acetic acids Chemical class 0.000 description 2
- 239000004305 biphenyl Substances 0.000 description 2
- 235000010290 biphenyl Nutrition 0.000 description 2
- 125000006267 biphenyl group Chemical group 0.000 description 2
- 229910052797 bismuth Inorganic materials 0.000 description 2
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 2
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N butyric aldehyde Natural products CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 150000001735 carboxylic acids Chemical class 0.000 description 2
- 238000003795 desorption Methods 0.000 description 2
- 239000000539 dimer Substances 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000010574 gas phase reaction Methods 0.000 description 2
- 239000008246 gaseous mixture Substances 0.000 description 2
- 239000002638 heterogeneous catalyst Substances 0.000 description 2
- 230000036571 hydration Effects 0.000 description 2
- 238000006703 hydration reaction Methods 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 239000003701 inert diluent Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 150000004672 propanoic acids Chemical class 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- -1 steam Chemical compound 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- OTXHZHQQWQTQMW-UHFFFAOYSA-N (diaminomethylideneamino)azanium;hydrogen carbonate Chemical compound OC([O-])=O.N[NH2+]C(N)=N OTXHZHQQWQTQMW-UHFFFAOYSA-N 0.000 description 1
- MHCVCKDNQYMGEX-UHFFFAOYSA-N 1,1'-biphenyl;phenoxybenzene Chemical group C1=CC=CC=C1C1=CC=CC=C1.C=1C=CC=CC=1OC1=CC=CC=C1 MHCVCKDNQYMGEX-UHFFFAOYSA-N 0.000 description 1
- ZFPGARUNNKGOBB-UHFFFAOYSA-N 1-Ethyl-2-pyrrolidinone Chemical compound CCN1CCCC1=O ZFPGARUNNKGOBB-UHFFFAOYSA-N 0.000 description 1
- IKHGUXGNUITLKF-UHFFFAOYSA-N Acetaldehyde Natural products CC=O IKHGUXGNUITLKF-UHFFFAOYSA-N 0.000 description 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 229920002125 Sokalan® Polymers 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 125000000217 alkyl group Chemical group 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- DGLFSNZWRYADFC-UHFFFAOYSA-N chembl2334586 Chemical compound C1CCC2=CN=C(N)N=C2C2=C1NC1=CC=C(C#CC(C)(O)C)C=C12 DGLFSNZWRYADFC-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 150000004674 formic acids Chemical class 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 239000012454 non-polar solvent Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000004584 polyacrylic acid Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 125000000467 secondary amino group Chemical class [H]N([*:1])[*:2] 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 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
- C07C51/48—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C57/00—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms
- C07C57/02—Unsaturated compounds having carboxyl groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
- C07C57/03—Monocarboxylic acids
- C07C57/04—Acrylic acid; Methacrylic acid
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic 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 |
|---|---|---|---|
| DE19627850A DE19627850A1 (de) | 1996-07-10 | 1996-07-10 | Verfahren zur Herstellung von Acrylsäure und Methacrylsäure |
| DE19627850.3 | 1996-07-10 | ||
| PCT/EP1997/003629 WO1998001411A2 (fr) | 1996-07-10 | 1997-07-09 | Procede de production d'acide acrylique et d'acide methacrylique |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2000514076A true JP2000514076A (ja) | 2000-10-24 |
Family
ID=7799474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10504806A Pending JP2000514076A (ja) | 1996-07-10 | 1997-07-09 | アクリル酸およびメタクリル酸の製造方法 |
Country Status (9)
| Country | Link |
|---|---|
| EP (1) | EP0923523A2 (fr) |
| JP (1) | JP2000514076A (fr) |
| KR (1) | KR20000023679A (fr) |
| CN (1) | CN1227537A (fr) |
| BR (1) | BR9710231A (fr) |
| CA (1) | CA2259994A1 (fr) |
| DE (1) | DE19627850A1 (fr) |
| ID (1) | ID18425A (fr) |
| WO (1) | WO1998001411A2 (fr) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014500860A (ja) * | 2011-03-11 | 2014-01-16 | エルジー・ケム・リミテッド | （メタ）アクリル酸の連続回収方法および回収装置 |
| JP2016520630A (ja) * | 2013-06-03 | 2016-07-14 | エボニック デグサ ゲーエムベーハーＥｖｏｎｉｋ Ｄｅｇｕｓｓａ ＧｍｂＨ | アクロレインの製造法 |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6180827B1 (en) * | 1998-02-03 | 2001-01-30 | Hfm International, Inc. | Recovery of acrylic acid from process or waste water streams |
| FR2798382B1 (fr) * | 1999-09-14 | 2001-10-26 | Atofina | Procede de purification de l'acide acrylique obtenu par oxydation du propylene et/ou de l'acroleine |
| US20030150705A1 (en) * | 2002-01-08 | 2003-08-14 | Deshpande Sanjeev D. | Acrylic acid recovery utilizing ethyl acrylate and selected co-solvents |
| US20040104108A1 (en) | 2002-12-03 | 2004-06-03 | Mason Robert Michael | High capacity purification of thermally unstable compounds |
| DE102010001228A1 (de) | 2010-01-26 | 2011-02-17 | Basf Se | Verfahren der Abtrennung von Acrylsäure aus dem Produktgasgemisch einer heterogen katalysierten partiellen Gasphasenoxidation wenigstens einer C3-Vorläuferverbindung |
| WO2011000808A2 (fr) | 2009-07-01 | 2011-01-06 | Basf Se | Procédé de séparation de l'acide acrylique contenu dans le mélange gazeux produit résultant d'une oxydation en phase gazeuse partielle en catalyse hétérogène d'au moins un composé précurseur c3 |
| DE102009027401A1 (de) | 2009-07-01 | 2010-02-18 | Basf Se | Verfahren der Abtrennung von Acrylsäure aus dem Produktgasgemisch einer heterogen katalysierten partiellen Gasphasenoxidation wenigstens einer C3-Vorläuferverbindung |
| DE102010042216A1 (de) | 2010-10-08 | 2011-06-09 | Basf Se | Verfahren zur Hemmung der unerwünschten radikalischen Polymerisation von in einer flüssigen Phase P befindlicher Acrylsäure |
| DE102014017804A1 (de) | 2014-12-02 | 2016-04-21 | Basf Se | Verfahren zur Herstellung von Acrylsäure |
| US9776940B2 (en) | 2015-08-07 | 2017-10-03 | Basf Se | Process for production of acrylic acid |
| WO2017114831A1 (fr) * | 2015-12-29 | 2017-07-06 | Shell Internationale Research Maatschappij B.V. | Procédé de conversion d'alcanes et/ou d'alcènes en alcènes et en acides carboxyliques |
| EP3826987A1 (fr) | 2018-07-26 | 2021-06-02 | Basf Se | Procédé pour inhiber la polymérisation radicalaire non souhaitée d'acide acrylique se trouvant dans une phase liquide p |
| CN115335354A (zh) | 2020-03-26 | 2022-11-11 | 巴斯夫欧洲公司 | 抑制存在于液相p中的丙烯酸的不期望的自由基聚合的方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1568081A1 (de) * | 1966-02-19 | 1970-02-05 | Basf Ag | Verfahren zur Abtrennung von (Meth)acrylsaeure |
| NL8103517A (nl) * | 1981-07-24 | 1983-02-16 | Badger Bv | Werkwijze voor het scheiden van carbonzuren van mengsels met niet-zuren door een absorptie-stripbehandeling. |
-
1996
- 1996-07-10 DE DE19627850A patent/DE19627850A1/de not_active Withdrawn
-
1997
- 1997-07-09 BR BR9710231A patent/BR9710231A/pt not_active Application Discontinuation
- 1997-07-09 CA CA002259994A patent/CA2259994A1/fr not_active Abandoned
- 1997-07-09 CN CN97197178A patent/CN1227537A/zh active Pending
- 1997-07-09 JP JP10504806A patent/JP2000514076A/ja active Pending
- 1997-07-09 EP EP97936631A patent/EP0923523A2/fr not_active Withdrawn
- 1997-07-09 WO PCT/EP1997/003629 patent/WO1998001411A2/fr not_active Application Discontinuation
- 1997-07-10 ID IDP972394A patent/ID18425A/id unknown
-
1999
- 1999-01-09 KR KR1019997000136A patent/KR20000023679A/ko not_active Application Discontinuation
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014500860A (ja) * | 2011-03-11 | 2014-01-16 | エルジー・ケム・リミテッド | （メタ）アクリル酸の連続回収方法および回収装置 |
| US9005532B2 (en) | 2011-03-11 | 2015-04-14 | Lg Chem, Ltd. | Process for continuous recovering (meth) acrylic acid and apparatus for the process |
| JP2016520630A (ja) * | 2013-06-03 | 2016-07-14 | エボニック デグサ ゲーエムベーハーＥｖｏｎｉｋ Ｄｅｇｕｓｓａ ＧｍｂＨ | アクロレインの製造法 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO1998001411A2 (fr) | 1998-01-15 |
| EP0923523A2 (fr) | 1999-06-23 |
| DE19627850A1 (de) | 1998-01-15 |
| WO1998001411A3 (fr) | 1998-06-25 |
| KR20000023679A (ko) | 2000-04-25 |
| CN1227537A (zh) | 1999-09-01 |
| CA2259994A1 (fr) | 1998-01-15 |
| ID18425A (id) | 1998-04-09 |
| BR9710231A (pt) | 1999-08-10 |
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