DE3120749A1 - Kontinuierliches verfahren zur entwaesserung der maleinsaeure und vorrichtung zu seiner durchfuehrung - Google Patents
Kontinuierliches verfahren zur entwaesserung der maleinsaeure und vorrichtung zu seiner durchfuehrungInfo
- Publication number
- DE3120749A1 DE3120749A1 DE19813120749 DE3120749A DE3120749A1 DE 3120749 A1 DE3120749 A1 DE 3120749A1 DE 19813120749 DE19813120749 DE 19813120749 DE 3120749 A DE3120749 A DE 3120749A DE 3120749 A1 DE3120749 A1 DE 3120749A1
- Authority
- DE
- Germany
- Prior art keywords
- evaporator
- maleic acid
- line
- outlet line
- concentrated
- 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.)
- Withdrawn
Links
- 239000002253 acid Substances 0.000 title claims description 12
- 238000011437 continuous method Methods 0.000 title 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 34
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 31
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 claims description 31
- 239000011976 maleic acid Substances 0.000 claims description 31
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 23
- 230000003068 static effect Effects 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 13
- 230000018044 dehydration Effects 0.000 claims description 12
- 238000006297 dehydration reaction Methods 0.000 claims description 12
- 239000010409 thin film Substances 0.000 claims description 11
- 238000001704 evaporation Methods 0.000 claims description 7
- 230000008020 evaporation Effects 0.000 claims description 7
- 238000010924 continuous production Methods 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 239000003990 capacitor Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 2
- 239000000243 solution Substances 0.000 description 14
- 239000000047 product Substances 0.000 description 13
- 208000005156 Dehydration Diseases 0.000 description 9
- 150000008064 anhydrides Chemical class 0.000 description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 description 6
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 239000001530 fumaric acid Substances 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 150000002689 maleic acids Chemical class 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
- 239000003208 petroleum Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000006200 vaporizer Substances 0.000 description 1
Classifications
-
- 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
- B01D3/26—Fractionating columns in which vapour and liquid flow past each other, or in which the fluid is sprayed into the vapour, or in which a two-phase mixture is passed in one direction
- B01D3/28—Fractionating columns with surface contact and vertical guides, e.g. film action
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D1/00—Evaporating
- B01D1/06—Evaporators with vertical tubes
- B01D1/065—Evaporators with vertical tubes by film evaporating
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/54—Preparation of carboxylic acid anhydrides
- C07C51/56—Preparation of carboxylic acid anhydrides from organic acids, their salts, their esters or their halides, e.g. by carboxylation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8013117A FR2484417A1 (fr) | 1980-06-13 | 1980-06-13 | Procede continu de deshydratation de l'acide maleique et installation pour sa mise en oeuvre |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3120749A1 true DE3120749A1 (de) | 1982-02-11 |
Family
ID=9243034
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19813120749 Withdrawn DE3120749A1 (de) | 1980-06-13 | 1981-05-25 | Kontinuierliches verfahren zur entwaesserung der maleinsaeure und vorrichtung zu seiner durchfuehrung |
Country Status (8)
| Country | Link |
|---|---|
| US (2) | US4414398A (enExample) |
| BE (1) | BE888665A (enExample) |
| CA (1) | CA1207782A (enExample) |
| DE (1) | DE3120749A1 (enExample) |
| FR (1) | FR2484417A1 (enExample) |
| GB (1) | GB2078121B (enExample) |
| IT (1) | IT1136621B (enExample) |
| NL (1) | NL8102810A (enExample) |
Families Citing this family (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2502943A1 (en) | 2006-03-30 | 2012-09-26 | Exotech Bio Solutions Ltd. | Styrene-maleic anhydride copolymers for bioapplications and their preparation |
| CN101973969A (zh) * | 2010-10-18 | 2011-02-16 | 江苏超跃化学有限公司 | 提高苯氧化反应制取顺丁烯二酸酐中酸水浓度的方法 |
| PL3970676T3 (pl) | 2020-09-22 | 2022-10-17 | Ontex Bv | Wyrób chłonny z ulepszonym wielowarstwowym rdzeniem |
| EP4190288B1 (en) | 2021-12-03 | 2024-10-30 | Ontex BV | Environmentally-friendly absorbent article and process of making |
| EP4190287B1 (en) | 2021-12-03 | 2024-10-30 | Ontex BV | Environmentally-friendly absorbent article and process of making |
| EP4197504B1 (en) | 2021-12-14 | 2024-01-03 | Ontex BV | Re-usable shell and disposable insert with wetness indicator |
| EP4197506A1 (en) | 2021-12-14 | 2023-06-21 | Ontex BV | Re-usable shell and disposable insert with insert positioning system |
| EP4197505B1 (en) | 2021-12-14 | 2025-07-16 | Ontex BV | Disposable insert and re-usable shell with stiffening zone |
| US20250345216A1 (en) | 2022-04-29 | 2025-11-13 | Ontex Bv | Re-usable shell and disposable insert with improved fastening means |
| EP4268777A1 (en) | 2022-04-29 | 2023-11-01 | Ontex BV | Re-usable shell and disposable insert with improved fastening means |
| ES2991972T3 (es) | 2022-04-29 | 2024-12-05 | Ontex Bv | Cubierta reutilizable e inserto desechable doblado |
| EP4279047A1 (en) | 2022-05-17 | 2023-11-22 | Ontex BV | Environmentally-friendly absorbent article with fastening system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB737391A (en) * | 1951-09-21 | 1955-09-28 | American Cyanamid Co | Improvements relating to the production of maleic anhydride |
| US3476775A (en) * | 1967-03-30 | 1969-11-04 | Charbonnages Ste Chimique | Recovery of maleic anhydride by plural stage thin layer vacuum evaporation and plural stage condensation |
| DE2331391A1 (de) * | 1972-06-21 | 1974-01-24 | Rhone Progil | Verfahren zur dehydratisierung von maleinsaeure |
| US3993671A (en) * | 1973-08-28 | 1976-11-23 | U C B, Societe Anonyme | Method for the continuous dehydration of maleic acid |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1043070A (fr) * | 1950-06-06 | 1953-11-05 | Apv Co Ltd | Perfectionnements à la séparation entre des matières facilement volatiles et des matières relativement non volatiles |
| NL296813A (enExample) * | 1962-08-20 | |||
| US3203466A (en) * | 1963-05-02 | 1965-08-31 | Blaw Knox Co | Apparatus for concentrating liquids |
| US3265115A (en) * | 1964-06-01 | 1966-08-09 | Chicago Bridge & Iron Co | Vertical cylindrical film evaporator with self-rotatable wiper |
| US3356125A (en) * | 1964-12-02 | 1967-12-05 | W L Badger Associates Inc | Feeding and liquid by-passing method for falling film, multiple effect evaporators |
| GB1128613A (en) * | 1965-03-15 | 1968-09-25 | British Oxygen Co Ltd | Flow regulating device |
| US3450603A (en) * | 1967-03-10 | 1969-06-17 | Combustion Eng | Method of and means for reconcentrating liquid desiccant |
| DE1928207A1 (de) * | 1969-06-03 | 1970-12-17 | Bettermann Dr Dieter | Verfahren zur kontinuierlichen Herstellung von Maleinsaeureanhydrid aus waessrigen Maleinsaeureloesungen |
| BE756951A (fr) * | 1969-10-01 | 1971-04-01 | Basf Ag | Procede perfectionne de preparation de l'anhydride maleique |
| CA1088021A (en) * | 1977-01-18 | 1980-10-21 | Robert J. Coker | Modified process for resin manufacturing using a continuous separate distillation column |
-
1980
- 1980-06-13 FR FR8013117A patent/FR2484417A1/fr active Granted
-
1981
- 1981-05-04 BE BE0/204679A patent/BE888665A/fr not_active IP Right Cessation
- 1981-05-06 GB GB8113854A patent/GB2078121B/en not_active Expired
- 1981-05-20 IT IT21850/81A patent/IT1136621B/it active
- 1981-05-25 DE DE19813120749 patent/DE3120749A1/de not_active Withdrawn
- 1981-06-11 NL NL8102810A patent/NL8102810A/nl not_active Application Discontinuation
- 1981-06-11 US US06/272,819 patent/US4414398A/en not_active Expired - Fee Related
- 1981-06-12 CA CA000379690A patent/CA1207782A/fr not_active Expired
-
1983
- 1983-08-12 US US06/522,772 patent/US4659433A/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB737391A (en) * | 1951-09-21 | 1955-09-28 | American Cyanamid Co | Improvements relating to the production of maleic anhydride |
| US3476775A (en) * | 1967-03-30 | 1969-11-04 | Charbonnages Ste Chimique | Recovery of maleic anhydride by plural stage thin layer vacuum evaporation and plural stage condensation |
| DE2331391A1 (de) * | 1972-06-21 | 1974-01-24 | Rhone Progil | Verfahren zur dehydratisierung von maleinsaeure |
| US3993671A (en) * | 1973-08-28 | 1976-11-23 | U C B, Societe Anonyme | Method for the continuous dehydration of maleic acid |
Non-Patent Citations (2)
| Title |
|---|
| Chem. Engeneering, 1953, 227 ff * |
| ULLMANN: Enzyklopädie d. tech. Chemie, Bd.2, 1972, 653 ff * |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2484417B1 (enExample) | 1983-07-08 |
| BE888665A (fr) | 1981-08-28 |
| US4659433A (en) | 1987-04-21 |
| GB2078121A (en) | 1982-01-06 |
| IT1136621B (it) | 1986-09-03 |
| IT8121850A0 (it) | 1981-05-20 |
| US4414398A (en) | 1983-11-08 |
| CA1207782A (fr) | 1986-07-15 |
| FR2484417A1 (fr) | 1981-12-18 |
| GB2078121B (en) | 1984-04-18 |
| NL8102810A (nl) | 1982-01-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8127 | New person/name/address of the applicant |
Owner name: NORSOLOR S.A., COURBEVOIE, FR |
|
| 8128 | New person/name/address of the agent |
Representative=s name: HAFT, U., DIPL.-PHYS., 8000 MUENCHEN BERNGRUBER, O |
|
| 8136 | Disposal/non-payment of the fee for publication/grant |