DE1923564C3 - - Google Patents
Info
- Publication number
- DE1923564C3 DE1923564C3 DE1923564A DE1923564A DE1923564C3 DE 1923564 C3 DE1923564 C3 DE 1923564C3 DE 1923564 A DE1923564 A DE 1923564A DE 1923564 A DE1923564 A DE 1923564A DE 1923564 C3 DE1923564 C3 DE 1923564C3
- Authority
- DE
- Germany
- Prior art keywords
- toluene
- benzene
- column
- zone
- 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.)
- Expired
Links
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 117
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 claims description 94
- 238000000034 method Methods 0.000 claims description 21
- 238000006900 dealkylation reaction Methods 0.000 claims description 16
- 229930195733 hydrocarbon Natural products 0.000 claims description 16
- 150000002430 hydrocarbons Chemical class 0.000 claims description 15
- 230000020335 dealkylation Effects 0.000 claims description 12
- 239000008096 xylene Substances 0.000 claims description 11
- 239000004215 Carbon black (E152) Substances 0.000 claims description 8
- 150000004945 aromatic hydrocarbons Chemical class 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 6
- 150000003738 xylenes Chemical class 0.000 claims description 6
- 238000004821 distillation Methods 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- -1 benzene Hydrocarbons Chemical class 0.000 claims description 2
- 238000009835 boiling Methods 0.000 claims description 2
- 238000005194 fractionation Methods 0.000 description 26
- 239000007788 liquid Substances 0.000 description 15
- 238000006243 chemical reaction Methods 0.000 description 10
- 239000000047 product Substances 0.000 description 10
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 9
- 239000001257 hydrogen Substances 0.000 description 9
- 229910052739 hydrogen Inorganic materials 0.000 description 9
- 239000003054 catalyst Substances 0.000 description 8
- 238000006317 isomerization reaction Methods 0.000 description 6
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000006227 byproduct Substances 0.000 description 4
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 238000001833 catalytic reforming Methods 0.000 description 3
- 239000004927 clay Substances 0.000 description 3
- 239000000571 coke Substances 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 230000008014 freezing Effects 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 2
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 2
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- MWPLVEDNUUSJAV-UHFFFAOYSA-N anthracene Chemical compound C1=CC=CC2=CC3=CC=CC=C3C=C21 MWPLVEDNUUSJAV-UHFFFAOYSA-N 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000010791 quenching Methods 0.000 description 2
- 230000000171 quenching effect Effects 0.000 description 2
- 229930195734 saturated hydrocarbon Natural products 0.000 description 2
- 238000000638 solvent extraction Methods 0.000 description 2
- QDZRBIRIPNZRSG-UHFFFAOYSA-N titanium nitrate Chemical compound [O-][N+](=O)O[Ti](O[N+]([O-])=O)(O[N+]([O-])=O)O[N+]([O-])=O QDZRBIRIPNZRSG-UHFFFAOYSA-N 0.000 description 2
- XDTMQSROBMDMFD-UHFFFAOYSA-N Cyclohexane Chemical compound C1CCCCC1 XDTMQSROBMDMFD-UHFFFAOYSA-N 0.000 description 1
- YVGGHNCTFXOJCH-UHFFFAOYSA-N DDT Chemical compound C1=CC(Cl)=CC=C1C(C(Cl)(Cl)Cl)C1=CC=C(Cl)C=C1 YVGGHNCTFXOJCH-UHFFFAOYSA-N 0.000 description 1
- DMPBOXWVTIVYCF-UHFFFAOYSA-N [Zr].BrOBr Chemical compound [Zr].BrOBr DMPBOXWVTIVYCF-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 150000001555 benzenes Chemical class 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- 125000006267 biphenyl group Chemical group 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000011280 coal tar Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001923 cyclic compounds Chemical class 0.000 description 1
- 230000009849 deactivation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- VAPBTOIXFSABND-UHFFFAOYSA-N iodo hypoiodite zirconium Chemical compound [Zr].IOI VAPBTOIXFSABND-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- CMOAHYOGLLEOGO-UHFFFAOYSA-N oxozirconium;dihydrochloride Chemical compound Cl.Cl.[Zr]=O CMOAHYOGLLEOGO-UHFFFAOYSA-N 0.000 description 1
- DCKVFVYPWDKYDN-UHFFFAOYSA-L oxygen(2-);titanium(4+);sulfate Chemical compound [O-2].[Ti+4].[O-]S([O-])(=O)=O DCKVFVYPWDKYDN-UHFFFAOYSA-L 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N phenylbenzene Natural products C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000271 synthetic detergent Substances 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
- FAKFSJNVVCGEEI-UHFFFAOYSA-J tin(4+);disulfate Chemical compound [Sn+4].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O FAKFSJNVVCGEEI-UHFFFAOYSA-J 0.000 description 1
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 description 1
- 229910000348 titanium sulfate Inorganic materials 0.000 description 1
- XJDNKRIXUMDJCW-UHFFFAOYSA-J titanium tetrachloride Chemical compound Cl[Ti](Cl)(Cl)Cl XJDNKRIXUMDJCW-UHFFFAOYSA-J 0.000 description 1
- YQMWDQQWGKVOSQ-UHFFFAOYSA-N trinitrooxystannyl nitrate Chemical compound [Sn+4].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O YQMWDQQWGKVOSQ-UHFFFAOYSA-N 0.000 description 1
- JLYXXMFPNIAWKQ-UHFFFAOYSA-N γ Benzene hexachloride Chemical compound ClC1C(Cl)C(Cl)C(Cl)C(Cl)C1Cl JLYXXMFPNIAWKQ-UHFFFAOYSA-N 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
- C07C15/04—Benzene
-
- 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
- Y10S203/00—Distillation: processes, separatory
- Y10S203/11—Batch distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US72971968A | 1968-05-16 | 1968-05-16 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE1923564A1 DE1923564A1 (de) | 1970-12-03 |
| DE1923564B2 DE1923564B2 (de) | 1973-05-24 |
| DE1923564C3 true DE1923564C3 (enrdf_load_stackoverflow) | 1973-12-20 |
Family
ID=24932297
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19691923564 Granted DE1923564B2 (de) | 1968-05-16 | 1969-05-08 | Verfahren zur herstellung von benzol aus 50 bis 80 mol-% toluol enthaltenden kohlenwasserstoffgemischen |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3558729A (enrdf_load_stackoverflow) |
| JP (1) | JPS518928B1 (enrdf_load_stackoverflow) |
| BR (1) | BR6908912D0 (enrdf_load_stackoverflow) |
| DE (1) | DE1923564B2 (enrdf_load_stackoverflow) |
| ES (1) | ES367247A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2011841A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1214955A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012020071A1 (de) | 2010-08-10 | 2012-02-16 | Ass Einrichtungssysteme Gmbh | Sitzmöbel |
| US9902667B2 (en) | 2012-12-19 | 2018-02-27 | Technip Process Technology, Inc. | Method for reducing energy consumption in a process to purify styrene monomer |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3193594A (en) * | 1961-09-29 | 1965-07-06 | Union Oil Co | Manufacture of naphthalene |
| US3310593A (en) * | 1965-06-23 | 1967-03-21 | Gulf Research Development Co | Method for improving the quality of dealkylated aromatic compounds |
-
1968
- 1968-05-16 US US729719A patent/US3558729A/en not_active Expired - Lifetime
-
1969
- 1969-05-06 GB GB23019/69A patent/GB1214955A/en not_active Expired
- 1969-05-08 DE DE19691923564 patent/DE1923564B2/de active Granted
- 1969-05-14 ES ES367247A patent/ES367247A1/es not_active Expired
- 1969-05-16 JP JP44037441A patent/JPS518928B1/ja active Pending
- 1969-05-16 FR FR6915844A patent/FR2011841A1/fr not_active Withdrawn
- 1969-05-16 BR BR20891269A patent/BR6908912D0/pt unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1923564A1 (de) | 1970-12-03 |
| FR2011841A1 (enrdf_load_stackoverflow) | 1970-03-13 |
| JPS518928B1 (enrdf_load_stackoverflow) | 1976-03-22 |
| BR6908912D0 (pt) | 1973-02-15 |
| GB1214955A (en) | 1970-12-09 |
| US3558729A (en) | 1971-01-26 |
| DE1923564B2 (de) | 1973-05-24 |
| ES367247A1 (es) | 1972-01-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| 8339 | Ceased/non-payment of the annual fee |