DE2156469C2 - Verfahren zur Abtrennung von C tief 8 Aromaten - Google Patents
Verfahren zur Abtrennung von C tief 8 AromatenInfo
- Publication number
- DE2156469C2 DE2156469C2 DE2156469A DE2156469A DE2156469C2 DE 2156469 C2 DE2156469 C2 DE 2156469C2 DE 2156469 A DE2156469 A DE 2156469A DE 2156469 A DE2156469 A DE 2156469A DE 2156469 C2 DE2156469 C2 DE 2156469C2
- Authority
- DE
- Germany
- Prior art keywords
- aromatics
- solvent
- extractive distillation
- line
- column
- 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
- 238000000034 method Methods 0.000 title claims description 13
- 238000000926 separation method Methods 0.000 title description 2
- 239000002904 solvent Substances 0.000 claims description 24
- 239000000203 mixture Substances 0.000 claims description 13
- 238000001704 evaporation Methods 0.000 claims description 5
- 230000008020 evaporation Effects 0.000 claims description 5
- 239000004215 Carbon black (E152) Substances 0.000 claims description 2
- 229930195733 hydrocarbon Natural products 0.000 claims description 2
- 150000002430 hydrocarbons Chemical class 0.000 claims description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims 2
- 230000035876 healing Effects 0.000 claims 1
- HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 claims 1
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 18
- 238000000895 extractive distillation Methods 0.000 description 18
- 239000008096 xylene Substances 0.000 description 18
- 150000003738 xylenes Chemical class 0.000 description 11
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 9
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 6
- 238000004821 distillation Methods 0.000 description 5
- 238000009835 boiling Methods 0.000 description 3
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 description 2
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 2
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 2
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 150000001491 aromatic compounds Chemical class 0.000 description 2
- IVSZLXZYQVIEFR-UHFFFAOYSA-N m-xylene Chemical group CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- SBASXUCJHJRPEV-UHFFFAOYSA-N 2-(2-methoxyethoxy)ethanol Chemical compound COCCOCCO SBASXUCJHJRPEV-UHFFFAOYSA-N 0.000 description 1
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 description 1
- 101000840267 Homo sapiens Immunoglobulin lambda-like polypeptide 1 Proteins 0.000 description 1
- 102100029616 Immunoglobulin lambda-like polypeptide 1 Human genes 0.000 description 1
- 101100237799 Mus musculus Mlkl gene Proteins 0.000 description 1
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 1
- 229930188620 butyrolactone Natural products 0.000 description 1
- 150000001720 carbohydrates Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 239000010871 livestock manure Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229940078552 o-xylene Drugs 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Priority Applications (14)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE790586D BE790586A (fr) | 1971-11-13 | Procede de separation par distillation | |
| DE2156469A DE2156469C2 (de) | 1971-11-13 | 1971-11-13 | Verfahren zur Abtrennung von C tief 8 Aromaten |
| AT808372A AT322715B (de) | 1971-11-13 | 1972-09-20 | Verfahren zur abtrennung von c8 aromaten |
| FR7236344A FR2159263B1 (en:Method) | 1971-11-13 | 1972-10-13 | |
| ZA727385A ZA727385B (en) | 1971-11-13 | 1972-10-17 | Process for separating c8 aromatic compounds |
| DD16638772A DD102377A5 (en:Method) | 1971-11-13 | 1972-10-20 | |
| GB5062972A GB1416146A (en) | 1971-11-13 | 1972-11-02 | Process for separating c8 aromatic compounds |
| CS7600A CS170200B2 (en:Method) | 1971-11-13 | 1972-11-09 | |
| DK560472A DK133897C (da) | 1971-11-13 | 1972-11-10 | Fremgangsmade til adskillelse af c8-aromater fra carbonhydridblandinger |
| IT31496/72A IT970371B (it) | 1971-11-13 | 1972-11-10 | Processo di separazione di aromatici c8 |
| CA156,270A CA998962A (en) | 1971-11-13 | 1972-11-10 | Process for separating c8 aromatic compounds |
| SE7214665A SE384362B (sv) | 1971-11-13 | 1972-11-10 | Forfarande for avskiljning av c?718-aromater ur destillationsfraktioner som utvunnits ur reformater, platformater eller hydroformater av mineraloljefraktioner genom extraktiv destillation med ett selektivt m.m. |
| BR007912/72A BR7207912D0 (pt) | 1971-11-13 | 1972-11-10 | Processo para a separacao de substancias aromaticas c8 |
| JP47114193A JPS4854033A (en:Method) | 1971-11-13 | 1972-11-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2156469A DE2156469C2 (de) | 1971-11-13 | 1971-11-13 | Verfahren zur Abtrennung von C tief 8 Aromaten |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2156469A1 DE2156469A1 (en:Method) | 1973-05-24 |
| DE2156469B1 DE2156469B1 (de) | 1973-05-24 |
| DE2156469C2 true DE2156469C2 (de) | 1973-12-13 |
Family
ID=5825045
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2156469A Expired DE2156469C2 (de) | 1971-11-13 | 1971-11-13 | Verfahren zur Abtrennung von C tief 8 Aromaten |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS4854033A (en:Method) |
| AT (1) | AT322715B (en:Method) |
| BE (1) | BE790586A (en:Method) |
| BR (1) | BR7207912D0 (en:Method) |
| CA (1) | CA998962A (en:Method) |
| CS (1) | CS170200B2 (en:Method) |
| DE (1) | DE2156469C2 (en:Method) |
| DK (1) | DK133897C (en:Method) |
| FR (1) | FR2159263B1 (en:Method) |
| GB (1) | GB1416146A (en:Method) |
| IT (1) | IT970371B (en:Method) |
| SE (1) | SE384362B (en:Method) |
| ZA (1) | ZA727385B (en:Method) |
-
0
- BE BE790586D patent/BE790586A/xx unknown
-
1971
- 1971-11-13 DE DE2156469A patent/DE2156469C2/de not_active Expired
-
1972
- 1972-09-20 AT AT808372A patent/AT322715B/de not_active IP Right Cessation
- 1972-10-13 FR FR7236344A patent/FR2159263B1/fr not_active Expired
- 1972-10-17 ZA ZA727385A patent/ZA727385B/xx unknown
- 1972-11-02 GB GB5062972A patent/GB1416146A/en not_active Expired
- 1972-11-09 CS CS7600A patent/CS170200B2/cs unknown
- 1972-11-10 CA CA156,270A patent/CA998962A/en not_active Expired
- 1972-11-10 BR BR007912/72A patent/BR7207912D0/pt unknown
- 1972-11-10 IT IT31496/72A patent/IT970371B/it active
- 1972-11-10 SE SE7214665A patent/SE384362B/xx unknown
- 1972-11-10 DK DK560472A patent/DK133897C/da not_active IP Right Cessation
- 1972-11-13 JP JP47114193A patent/JPS4854033A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| BE790586A (fr) | 1973-02-15 |
| DE2156469A1 (en:Method) | 1973-05-24 |
| CS170200B2 (en:Method) | 1976-08-27 |
| DE2156469B1 (de) | 1973-05-24 |
| IT970371B (it) | 1974-04-10 |
| ZA727385B (en) | 1973-06-27 |
| JPS4854033A (en:Method) | 1973-07-30 |
| FR2159263A1 (en:Method) | 1973-06-22 |
| FR2159263B1 (en:Method) | 1976-08-20 |
| SE384362B (sv) | 1976-05-03 |
| CA998962A (en) | 1976-10-26 |
| GB1416146A (en) | 1975-12-03 |
| AT322715B (de) | 1975-06-10 |
| DK133897B (da) | 1976-08-09 |
| BR7207912D0 (pt) | 1973-08-23 |
| DK133897C (da) | 1977-01-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| E77 | Valid patent as to the heymanns-index 1977 | ||
| 8339 | Ceased/non-payment of the annual fee |