DE1814599B2 - - Google Patents
Info
- Publication number
- DE1814599B2 DE1814599B2 DE1814599A DE1814599A DE1814599B2 DE 1814599 B2 DE1814599 B2 DE 1814599B2 DE 1814599 A DE1814599 A DE 1814599A DE 1814599 A DE1814599 A DE 1814599A DE 1814599 B2 DE1814599 B2 DE 1814599B2
- Authority
- DE
- Germany
- Prior art keywords
- xylene
- hydrogen fluoride
- boron trifluoride
- isomerization
- line
- 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.)
- Granted
Links
- WTEOIRVLGSZEPR-UHFFFAOYSA-N boron trifluoride Chemical compound FB(F)F WTEOIRVLGSZEPR-UHFFFAOYSA-N 0.000 claims description 62
- IVSZLXZYQVIEFR-UHFFFAOYSA-N m-xylene Chemical group CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 claims description 58
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 claims description 36
- 229910000040 hydrogen fluoride Inorganic materials 0.000 claims description 34
- 229910015900 BF3 Inorganic materials 0.000 claims description 31
- 238000006317 isomerization reaction Methods 0.000 claims description 31
- 238000000605 extraction Methods 0.000 claims description 23
- 239000008096 xylene Substances 0.000 claims description 20
- 238000000034 method Methods 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 10
- 238000000354 decomposition reaction Methods 0.000 claims description 9
- 238000004064 recycling Methods 0.000 claims description 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 19
- 150000003738 xylenes Chemical class 0.000 description 13
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 11
- 239000003085 diluting agent Substances 0.000 description 10
- 239000000047 product Substances 0.000 description 9
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 8
- URLKBWYHVLBVBO-UHFFFAOYSA-N Para-Xylene Chemical group CC1=CC=C(C)C=C1 URLKBWYHVLBVBO-UHFFFAOYSA-N 0.000 description 8
- 239000002994 raw material Substances 0.000 description 7
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 6
- 239000007795 chemical reaction product Substances 0.000 description 5
- 125000004432 carbon atom Chemical group C* 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 229940078552 o-xylene Drugs 0.000 description 4
- 238000010992 reflux Methods 0.000 description 4
- 239000004215 Carbon black (E152) Substances 0.000 description 3
- 150000002430 hydrocarbons Chemical class 0.000 description 3
- FYGHSUNMUKGBRK-UHFFFAOYSA-N 1,2,3-trimethylbenzene Chemical compound CC1=CC=CC(C)=C1C FYGHSUNMUKGBRK-UHFFFAOYSA-N 0.000 description 2
- -1 B. trimethylbenzene Chemical class 0.000 description 2
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 2
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000010349 pulsation Effects 0.000 description 2
- 229930195734 saturated hydrocarbon Natural products 0.000 description 2
- 238000007086 side reaction Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- RQBXIUBMADJHNY-UHFFFAOYSA-N C1(=CC(=CC=C1)C)C.B(F)(F)F.F Chemical group C1(=CC(=CC=C1)C)C.B(F)(F)F.F RQBXIUBMADJHNY-UHFFFAOYSA-N 0.000 description 1
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000003599 detergent Substances 0.000 description 1
- 238000007323 disproportionation reaction Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 150000005172 methylbenzenes Chemical class 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N sec-butylidene Natural products CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
- C07C15/02—Monocyclic hydrocarbons
- C07C15/067—C8H10 hydrocarbons
- C07C15/08—Xylenes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
- C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
- C07C5/27—Rearrangement of carbon atoms in the hydrocarbon skeleton
- C07C5/2702—Catalytic processes not covered by C07C5/2732 - C07C5/31; Catalytic processes covered by both C07C5/2732 and C07C5/277 simultaneously
- C07C5/271—Catalytic processes not covered by C07C5/2732 - C07C5/31; Catalytic processes covered by both C07C5/2732 and C07C5/277 simultaneously with inorganic acids; with salts or anhydrides of acids
- C07C5/2718—Acids of halogen; Salts thereof; complexes thereof with organic compounds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
- C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
- C07C5/27—Rearrangement of carbon atoms in the hydrocarbon skeleton
- C07C5/2729—Changing the branching point of an open chain or the point of substitution on a ring
- C07C5/2732—Catalytic processes
- C07C5/274—Catalytic processes with inorganic acids; with salts or anhydrides of acids
- C07C5/2748—Acids of halogen; Salts thereof
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/148—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound
- C07C7/152—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound by forming adducts or complexes
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S585/00—Chemistry of hydrocarbon compounds
- Y10S585/8995—Catalyst and recycle considerations
- Y10S585/901—Catalyst and recycle considerations with recycle, rehabilitation, or preservation of solvent, diluent, or mass action agent
- Y10S585/902—Recycle of solvent and catalyst
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (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)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8041067 | 1967-12-15 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE1814599A1 DE1814599A1 (de) | 1969-07-24 |
| DE1814599B2 true DE1814599B2 (enExample) | 1978-04-06 |
| DE1814599C3 DE1814599C3 (de) | 1978-11-30 |
Family
ID=13717505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1814599A Expired DE1814599C3 (de) | 1967-12-15 | 1968-12-13 | Verfahren zur Extraktion und Isomerisierung von m-Xylol aus einem Xylolgemisch |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3562347A (enExample) |
| BE (1) | BE725384A (enExample) |
| DE (1) | DE1814599C3 (enExample) |
| GB (1) | GB1193910A (enExample) |
| NL (1) | NL155809B (enExample) |
| SU (1) | SU421176A3 (enExample) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3624172A (en) * | 1970-08-03 | 1971-11-30 | Universal Oil Prod Co | Process for the production of para-xylene |
| IN2015DN00188A (enExample) * | 2012-06-29 | 2015-06-12 | Mitsubishi Gas Chemical Co | |
| EP3382248B1 (en) * | 2017-03-30 | 2020-04-29 | Hamilton Sundstrand Corporation | Rotary actuation mechanism |
-
1968
- 1968-12-11 US US782994A patent/US3562347A/en not_active Expired - Lifetime
- 1968-12-13 BE BE725384D patent/BE725384A/xx not_active IP Right Cessation
- 1968-12-13 GB GB59295/67A patent/GB1193910A/en not_active Expired
- 1968-12-13 SU SU1289124A patent/SU421176A3/ru active
- 1968-12-13 DE DE1814599A patent/DE1814599C3/de not_active Expired
- 1968-12-13 NL NL6817887.A patent/NL155809B/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| US3562347A (en) | 1971-02-09 |
| DE1814599A1 (de) | 1969-07-24 |
| BE725384A (enExample) | 1969-05-16 |
| SU421176A3 (enExample) | 1974-03-25 |
| NL155809B (nl) | 1978-02-15 |
| GB1193910A (en) | 1970-06-03 |
| NL6817887A (enExample) | 1969-06-17 |
| DE1814599C3 (de) | 1978-11-30 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2724365C3 (de) | Verfahren zum Trennen eines C4 -Kohlenwasserstoffgemisches durch extraktive Destillation | |
| EP0073945B1 (de) | Verfahren zur Gewinnung reiner Aromaten | |
| DE2706853A1 (de) | Verbundverfahren zur xylolabtrennung und toluoltransalkylierung | |
| DD142041A5 (de) | Verfahren zur abtrennung von acrylsaeure aus einer waessrigen loesung | |
| DE69410086T2 (de) | Verfahren zur Entfernung eines Katalysators aus einem Oligomerprodukt | |
| DE1618298C2 (de) | Verfahren zur Herstellung von Trialkylaluminiumverbindungen | |
| DE1814599C3 (de) | Verfahren zur Extraktion und Isomerisierung von m-Xylol aus einem Xylolgemisch | |
| DE2525310A1 (de) | Verfahren zur herstellung von monoalkenylbenzolen | |
| DE2345395A1 (de) | Verfahren zum disproportionieren von toluol | |
| DE1618240B2 (de) | Verfahren zur Gewinnung von Vinylacetat aus einem Gemisch von Vinylacetat, Äthylacetat und gegebenenfalls wenig Methylacetat | |
| DE2065779B2 (de) | Verfahren zur Extraktion aromatischer Kohlenwasserstoffe aus einem Kohlenwasserstoffgemisch in einem Mehrstufensystem | |
| DE69327133T2 (de) | Verfahren zur Dehydrierung von polyzyklischen Verbindungen | |
| DE1963329C3 (de) | Verfahren zur thermischen Zersetzung eines Fluorwasserstoff-Bortrifluorid-Xylol-Komplexes | |
| DE1468566C3 (de) | Verfahren zur Isolierung von aromatischen Kohlenwasserstoffen aus Gemischen, die Alkene und stärker ungesättigte Verbindungen enthalten | |
| DE2261191C3 (de) | Verfahren zur Herstellung von Erdölkohlenwasserstoffharzen | |
| DE2707507A1 (de) | Verfahren zur gewinnung von isobutylen aus einem gemisch von kohlenwasserstoffen und dessen verwendung | |
| DE1257739B (de) | Verfahren zum gleichzeitigen Fraktionieren in einer Destillationskolonne von mindestens zwei sich in ihren Siedebereichen nicht ueberschneidenden Einsatzstroemen | |
| DE1962689C3 (de) | Wärmeübertragungsmittel auf der Basis von Äthyldiphenylen sowie Verfahren zur Herstellung von Gemischen aus 3- und 4Äthyldiphenylen | |
| DE3437615A1 (de) | Verfahren zur aufarbeitung eines alkylierten reaktionsgemisches | |
| DE1923564C3 (enExample) | ||
| DE1468315A1 (de) | Verfahren zur Gewinnung von Reinaromaten aus aromatenhaltigen Kohlenwasserstoffgemischen | |
| DE1810029A1 (de) | Verfahren zur Extraktionstrennung von aromatischen Kohlenwasserstoffen | |
| DE1668258C3 (de) | Verfahren zur Gewinnung von m-XyIoI mit Hilfe von Fluorwasserstoff und Borfluorid als Lösungsmittel aus einem Xylolgemisch | |
| AT203609B (de) | Verfahren zur katalytischen Reformierung von Erdölen | |
| DE967075C (de) | Verfahren und Vorrichtung zur kontinuierlichen Trennung entwaesserter Rohphenol-Gemische |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |