BE516244A - - Google Patents
Info
- Publication number
- BE516244A BE516244A BE516244DA BE516244A BE 516244 A BE516244 A BE 516244A BE 516244D A BE516244D A BE 516244DA BE 516244 A BE516244 A BE 516244A
- Authority
- BE
- Belgium
- Prior art keywords
- sep
- xylenes
- ethylbenzene
- weight
- fraction
- Prior art date
Links
- 239000008096 xylene Substances 0.000 claims description 60
- 150000003738 xylenes Chemical class 0.000 claims description 49
- 239000000203 mixture Substances 0.000 claims description 41
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 claims description 40
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 32
- 150000002430 hydrocarbons Chemical class 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 19
- 239000002904 solvent Substances 0.000 claims description 19
- CTQNGGLPUBDAKN-UHFFFAOYSA-N o-xylene Chemical group CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 16
- 238000000895 extractive distillation Methods 0.000 claims description 15
- 238000009835 boiling Methods 0.000 claims description 14
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 12
- 150000001875 compounds Chemical class 0.000 claims description 12
- 150000001491 aromatic compounds Chemical class 0.000 claims description 9
- 229940078552 o-xylene Drugs 0.000 claims description 9
- 239000002798 polar solvent Substances 0.000 claims description 7
- 125000001931 aliphatic group Chemical group 0.000 claims description 6
- 230000001747 exhibiting Effects 0.000 claims description 5
- 239000007858 starting material Substances 0.000 claims description 5
- 150000001298 alcohols Chemical class 0.000 claims description 2
- -1 ethylbenzene xylenes Chemical class 0.000 claims description 2
- 238000004508 fractional distillation Methods 0.000 claims description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 150000002170 ethers Chemical class 0.000 claims 1
- 229920001098 polystyrene-block-poly(ethylene/propylene) Polymers 0.000 description 197
- 239000000047 product Substances 0.000 description 21
- URLKBWYHVLBVBO-UHFFFAOYSA-N p-xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 description 13
- 238000000926 separation method Methods 0.000 description 13
- IVSZLXZYQVIEFR-UHFFFAOYSA-N M-Xylene Chemical group CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 description 11
- 125000003118 aryl group Chemical group 0.000 description 7
- 238000000605 extraction Methods 0.000 description 5
- 238000004821 distillation Methods 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- 238000010533 azeotropic distillation Methods 0.000 description 2
- 150000001896 cresols Chemical class 0.000 description 2
- 150000005194 ethylbenzenes Chemical class 0.000 description 2
- 238000005194 fractionation Methods 0.000 description 2
- 238000006317 isomerization reaction Methods 0.000 description 2
- 150000002989 phenols Chemical class 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- AXIUBBVSOWPLDA-UHFFFAOYSA-N 2-Ethyl-p-xylene Chemical group CCC1=CC(C)=CC=C1C AXIUBBVSOWPLDA-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 238000004566 IR spectroscopy Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 125000005907 alkyl ester group Chemical group 0.000 description 1
- 150000001448 anilines Chemical class 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004587 chromatography analysis Methods 0.000 description 1
- 230000000875 corresponding Effects 0.000 description 1
- 231100000078 corrosive Toxicity 0.000 description 1
- 231100001010 corrosive Toxicity 0.000 description 1
- 230000004059 degradation Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 239000012263 liquid product Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 150000002938 p-xylenes Chemical class 0.000 description 1
- 230000000607 poisoning Effects 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000011877 solvent mixture Substances 0.000 description 1
- 238000007655 standard test method Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/04—Purification; Separation; Use of additives by distillation
- C07C7/05—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
- C07C7/08—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds by extractive distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Water Supply & Treatment (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE516244A true BE516244A (ja) |
Family
ID=153491
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE516244D BE516244A (ja) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE516244A (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1276615B (de) * | 1961-12-23 | 1968-09-05 | Koppers Gmbh Heinrich | Verfahren zur Gewinnung von Reinstaromaten |
-
0
- BE BE516244D patent/BE516244A/fr unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1276615B (de) * | 1961-12-23 | 1968-09-05 | Koppers Gmbh Heinrich | Verfahren zur Gewinnung von Reinstaromaten |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA1177012A (fr) | Procede de production d'alcools deshydrates utilisables comme composants d'un carburant pour moteur | |
| US2551593A (en) | Extractive distillation of alcohols from close-boiling aqueous mixtures | |
| CA1142475A (fr) | Procede d'isolement du methyltertiobutylether a partir des produits de la reaction du methanol avec une coupe d'hydrocarbures c.sub.4 renfermant de l'isobutene | |
| US4107002A (en) | Process for the purification of crude acetic anhydride | |
| DE60203015T2 (de) | Propylenoxid reinigung | |
| FR2474024A1 (fr) | Procede de production de butene-1 a partir d'une coupe c4 d'hydrocarbures | |
| TW201105631A (en) | Fractional extraction of butadiene | |
| US2351527A (en) | Refining low-boiling alcohols | |
| US2360685A (en) | Azeotropic distillation | |
| BE516244A (ja) | ||
| CN106478339A (zh) | 一种分离环戊烷和2,2-二甲基丁烷的方法 | |
| US2564200A (en) | Azeotropic distillation of alcohols from methyl n-butyl ketone | |
| EP0542596A1 (fr) | Procédé de séparation d'éthyl tertiobutyl éther et d'éthanol | |
| EP0950654B1 (fr) | Procédé de purification de polyamines aromatiques | |
| JP2003506423A (ja) | 尿素付加物からのポリ不飽和脂肪酸の回収 | |
| EP3525900A1 (fr) | Procede de purification d'une solution aqueuse comprenant du diethylacetal | |
| JP4571815B2 (ja) | ｔｅｒｔ−ブタノール／水−混合物から２−ブタノールを分離する方法 | |
| BE573797A (ja) | ||
| JP2006514087A (ja) | 蒸留による１，３−プロパンジオールの精製 | |
| US1952845A (en) | Process for concentrating aqueous solutions of lower aliphatic acids | |
| CH393353A (fr) | Procédé pour éliminer les impuretés de l'hexaméthylène diamine | |
| US1805127A (en) | Process for concentrating aqueous solutions of lower aliphatic acids | |
| US2826536A (en) | Method for purification of ethanol | |
| US2583554A (en) | Method for the separation of alpha-methyl naphthalene from beta-methyl naphthalene by azeotropic distillation | |
| US3312602A (en) | Separation of linear aliphatic monoolefins from hydrocarbons by distilling with a nitrile |