BE655363A - - Google Patents
Info
- Publication number
- BE655363A BE655363A BE655363DA BE655363A BE 655363 A BE655363 A BE 655363A BE 655363D A BE655363D A BE 655363DA BE 655363 A BE655363 A BE 655363A
- Authority
- BE
- Belgium
- Prior art keywords
- sep
- column
- aromatic hydrocarbons
- distillation
- washing agent
- Prior art date
Links
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 49
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 36
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 36
- 238000004821 distillation Methods 0.000 claims description 27
- 239000007858 starting material Substances 0.000 claims description 19
- 239000000203 mixture Substances 0.000 claims description 18
- 238000009835 boiling Methods 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 15
- 238000000605 extraction Methods 0.000 claims description 14
- 238000005406 washing Methods 0.000 claims description 14
- 125000003118 aryl group Chemical group 0.000 claims description 11
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical class OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims description 10
- 239000007788 liquid Substances 0.000 claims description 10
- 229930195733 hydrocarbon Natural products 0.000 claims description 7
- 150000002430 hydrocarbons Chemical class 0.000 claims description 7
- 239000008096 xylene Substances 0.000 claims description 7
- 150000003738 xylenes Chemical class 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 3
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical group C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims description 2
- 238000001577 simple distillation Methods 0.000 claims description 2
- 238000009834 vaporization Methods 0.000 claims description 2
- 230000008016 vaporization Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 14
- 239000000470 constituent Substances 0.000 description 3
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 3
- 239000012071 phase Substances 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 239000007791 liquid phase Substances 0.000 description 2
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- -1 Polypropylene carbonate Polymers 0.000 description 1
- 210000000709 aorta Anatomy 0.000 description 1
- 239000012752 auxiliary agent Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000004508 fractional distillation Methods 0.000 description 1
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920000379 polypropylene carbonate Polymers 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000012808 vapor phase Substances 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEK0051430 | 1963-11-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE655363A true BE655363A (enrdf_load_stackoverflow) | 1965-03-01 |
Family
ID=7225987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE655363D BE655363A (enrdf_load_stackoverflow) | 1963-11-22 | 1964-11-06 |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE655363A (enrdf_load_stackoverflow) |
-
1964
- 1964-11-06 BE BE655363D patent/BE655363A/fr unknown
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