GB993712A - Purification and recovery of maleic anhydride - Google Patents
Purification and recovery of maleic anhydrideInfo
- Publication number
- GB993712A GB993712A GB2637161A GB2637161A GB993712A GB 993712 A GB993712 A GB 993712A GB 2637161 A GB2637161 A GB 2637161A GB 2637161 A GB2637161 A GB 2637161A GB 993712 A GB993712 A GB 993712A
- Authority
- GB
- United Kingdom
- Prior art keywords
- maleic anhydride
- condensed
- overhead
- recover
- purification
- 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 7
- 238000000746 purification Methods 0.000 title 1
- 238000011084 recovery Methods 0.000 title 1
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 abstract 3
- 239000004215 Carbon black (E152) Substances 0.000 abstract 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 abstract 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 abstract 1
- 229910001413 alkali metal ion Inorganic materials 0.000 abstract 1
- -1 benzene Chemical class 0.000 abstract 1
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 239000013058 crude material Substances 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 1
- 229930195733 hydrocarbon Natural products 0.000 abstract 1
- 150000002430 hydrocarbons Chemical class 0.000 abstract 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 abstract 1
- 239000011976 maleic acid Substances 0.000 abstract 1
- 230000001590 oxidative effect Effects 0.000 abstract 1
- 239000000047 product Substances 0.000 abstract 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 239000008096 xylene 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)
- Furan Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US4428160A | 1960-07-21 | 1960-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB993712A true GB993712A (en) | 1965-06-02 |
Family
ID=21931489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB2637161A Expired GB993712A (en) | 1960-07-21 | 1961-07-20 | Purification and recovery of maleic anhydride |
Country Status (7)
| Country | Link |
|---|---|
| BE (1) | BE606201A (enrdf_load_stackoverflow) |
| CH (1) | CH419096A (enrdf_load_stackoverflow) |
| DE (1) | DE1443113C3 (enrdf_load_stackoverflow) |
| ES (1) | ES269249A1 (enrdf_load_stackoverflow) |
| GB (1) | GB993712A (enrdf_load_stackoverflow) |
| LU (1) | LU40405A1 (enrdf_load_stackoverflow) |
| SE (1) | SE307349B (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 |
-
1961
- 1961-07-17 BE BE606201A patent/BE606201A/fr unknown
- 1961-07-17 LU LU40405D patent/LU40405A1/xx unknown
- 1961-07-20 ES ES0269249A patent/ES269249A1/es not_active Expired
- 1961-07-20 GB GB2637161A patent/GB993712A/en not_active Expired
- 1961-07-21 SE SE752861A patent/SE307349B/xx unknown
- 1961-07-21 CH CH860261A patent/CH419096A/fr unknown
- 1961-07-21 DE DE19611443113 patent/DE1443113C3/de not_active Expired
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 |
|---|---|
| DE1443113B2 (de) | 1973-05-17 |
| DE1443113C3 (de) | 1973-12-20 |
| SE307349B (enrdf_load_stackoverflow) | 1969-01-07 |
| ES269249A1 (es) | 1961-12-16 |
| CH419096A (fr) | 1966-08-31 |
| LU40405A1 (enrdf_load_stackoverflow) | 1961-09-18 |
| BE606201A (fr) | 1961-11-16 |
| DE1443113A1 (de) | 1969-04-10 |
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