GB969283A - Recovery of maleic anhydride - Google Patents
Recovery of maleic anhydrideInfo
- Publication number
- GB969283A GB969283A GB2410762A GB2410762A GB969283A GB 969283 A GB969283 A GB 969283A GB 2410762 A GB2410762 A GB 2410762A GB 2410762 A GB2410762 A GB 2410762A GB 969283 A GB969283 A GB 969283A
- Authority
- GB
- United Kingdom
- Prior art keywords
- maleic anhydride
- liquid
- condensation temperature
- partial condensation
- mixture
- 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
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 title abstract 8
- 238000011084 recovery Methods 0.000 title 1
- 239000007788 liquid Substances 0.000 abstract 7
- 230000005494 condensation Effects 0.000 abstract 5
- 238000009833 condensation Methods 0.000 abstract 5
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 abstract 3
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 abstract 3
- 239000011976 maleic acid Substances 0.000 abstract 3
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 abstract 3
- 239000008246 gaseous mixture Substances 0.000 abstract 2
- 239000000203 mixture Substances 0.000 abstract 2
- 238000000926 separation method Methods 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 238000001816 cooling Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000007787 solid Substances 0.000 abstract 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
- C07C51/54—Preparation of carboxylic acid anhydrides
- C07C51/573—Separation; Purification; Stabilisation; Use of additives
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)
- Furan Compounds (AREA)
- Drying Of Gases (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US12131961A | 1961-07-03 | 1961-07-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB969283A true GB969283A (en) | 1964-09-09 |
Family
ID=22395915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2410762A Expired GB969283A (en) | 1961-07-03 | 1962-06-22 | Recovery of maleic anhydride |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE619386A (enrdf_load_stackoverflow) |
| CH (1) | CH413818A (enrdf_load_stackoverflow) |
| DE (1) | DE1468586A1 (enrdf_load_stackoverflow) |
| ES (1) | ES278881A1 (enrdf_load_stackoverflow) |
| GB (1) | GB969283A (enrdf_load_stackoverflow) |
| LU (1) | LU41962A1 (enrdf_load_stackoverflow) |
| SE (1) | SE313557B (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4961827A (en) * | 1985-02-07 | 1990-10-09 | Basf Aktiengesellschaft | Obtaining very pure maleic anhydride from crude maleic anhydride |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1091678A (en) * | 1977-06-24 | 1980-12-16 | Chevron Research And Technology Company | Process for recovering maleic anhydride by condensation |
-
1962
- 1962-06-22 GB GB2410762A patent/GB969283A/en not_active Expired
- 1962-06-26 BE BE619386A patent/BE619386A/fr unknown
- 1962-06-28 LU LU41962D patent/LU41962A1/xx unknown
- 1962-07-03 DE DE19621468586 patent/DE1468586A1/de not_active Ceased
- 1962-07-03 SE SE739662A patent/SE313557B/xx unknown
- 1962-07-03 ES ES278881A patent/ES278881A1/es not_active Expired
- 1962-07-03 CH CH800162A patent/CH413818A/fr unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4961827A (en) * | 1985-02-07 | 1990-10-09 | Basf Aktiengesellschaft | Obtaining very pure maleic anhydride from crude maleic anhydride |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1468586B2 (enrdf_load_stackoverflow) | 1974-04-18 |
| LU41962A1 (enrdf_load_stackoverflow) | 1963-12-28 |
| DE1468586A1 (de) | 1969-03-20 |
| ES278881A1 (es) | 1962-12-16 |
| SE313557B (enrdf_load_stackoverflow) | 1969-08-18 |
| BE619386A (fr) | 1962-12-27 |
| CH413818A (fr) | 1966-05-31 |
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