BE618931A - - Google Patents
Info
- Publication number
- BE618931A BE618931A BE618931DA BE618931A BE 618931 A BE618931 A BE 618931A BE 618931D A BE618931D A BE 618931DA BE 618931 A BE618931 A BE 618931A
- Authority
- BE
- Belgium
- Prior art keywords
- xylene
- distilled
- fraction
- distillation zone
- ortho
- Prior art date
Links
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical group CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 claims description 62
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 claims description 51
- 238000004821 distillation Methods 0.000 claims description 38
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 claims description 36
- IVSZLXZYQVIEFR-UHFFFAOYSA-N m-xylene Chemical group CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 claims description 32
- 239000000203 mixture Substances 0.000 claims description 32
- 238000000034 method Methods 0.000 claims description 23
- 239000000463 material Substances 0.000 claims description 17
- 239000008096 xylene Substances 0.000 claims description 11
- 150000001491 aromatic compounds Chemical class 0.000 claims description 8
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 4
- 238000009833 condensation Methods 0.000 claims description 2
- 230000005494 condensation Effects 0.000 claims description 2
- 238000004064 recycling Methods 0.000 claims description 2
- 150000003738 xylenes Chemical class 0.000 claims 7
- 238000000926 separation method Methods 0.000 description 16
- 239000007788 liquid Substances 0.000 description 14
- 238000009835 boiling Methods 0.000 description 13
- 238000005194 fractionation Methods 0.000 description 13
- 239000000047 product Substances 0.000 description 7
- 125000003118 aryl group Chemical group 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000006317 isomerization reaction Methods 0.000 description 4
- 239000000470 constituent Substances 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000706 filtrate Substances 0.000 description 3
- 229930195733 hydrocarbon Natural products 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- 238000010992 reflux Methods 0.000 description 3
- 239000004215 Carbon black (E152) Substances 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000004508 fractional distillation Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002562 thickening agent 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
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 |
|---|---|
| BE618931A true BE618931A (forum.php) |
Family
ID=193585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE618931D BE618931A (forum.php) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE618931A (forum.php) |
-
0
- BE BE618931D patent/BE618931A/fr unknown
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