GB1444481A - Xylene isomerization - Google Patents
Xylene isomerizationInfo
- Publication number
- GB1444481A GB1444481A GB3166274A GB3166274A GB1444481A GB 1444481 A GB1444481 A GB 1444481A GB 3166274 A GB3166274 A GB 3166274A GB 3166274 A GB3166274 A GB 3166274A GB 1444481 A GB1444481 A GB 1444481A
- Authority
- GB
- United Kingdom
- Prior art keywords
- xylenes
- zeolite
- added
- xylene isomerization
- isomerize
- 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
- 239000008096 xylene Substances 0.000 title abstract 4
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 title 1
- 238000006317 isomerization reaction Methods 0.000 title 1
- 150000003738 xylenes Chemical class 0.000 abstract 3
- 239000010457 zeolite Substances 0.000 abstract 3
- YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 abstract 2
- 229910021536 Zeolite Inorganic materials 0.000 abstract 2
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract 1
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 1
- 238000005470 impregnation Methods 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
Classifications
-
- 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
- C07C5/2754—Catalytic processes with metals
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US00397039A US3856872A (en) | 1973-09-13 | 1973-09-13 | Xylene isomerization |
| US00397194A US3856873A (en) | 1973-09-13 | 1973-09-13 | Xylene isomerization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1444481A true GB1444481A (en) | 1976-07-28 |
Family
ID=27015739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB3166274A Expired GB1444481A (en) | 1973-09-13 | 1974-07-17 | Xylene isomerization |
Country Status (11)
| Country | Link |
|---|---|
| JP (1) | JPS5341658B2 (it) |
| CS (1) | CS180026B2 (it) |
| DD (1) | DD112971A5 (it) |
| DE (1) | DE2442241C3 (it) |
| ES (1) | ES428303A1 (it) |
| FR (1) | FR2243920B1 (it) |
| GB (1) | GB1444481A (it) |
| IT (1) | IT1021338B (it) |
| NL (1) | NL167948C (it) |
| PL (1) | PL97858B1 (it) |
| RO (1) | RO71614A (it) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0000812A1 (en) * | 1977-07-22 | 1979-02-21 | Mobil Oil Corporation | A process for isomerizing xylenes |
| EP1547684A1 (en) * | 1998-11-16 | 2005-06-29 | Shell Internationale Researchmaatschappij B.V. | Catalytic dewaxing process |
| CN101306382B (zh) * | 2007-05-16 | 2011-05-18 | 中国石油化工股份有限公司 | 用于烷基芳烃异构化的催化剂 |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4101596A (en) * | 1977-01-10 | 1978-07-18 | Mobil Oil Company | Low pressure xylene isomerization |
| US4101595A (en) * | 1977-05-02 | 1978-07-18 | Mobil Oil Corporation | Conversion of ethyl benzene to para xylene |
| US4152363A (en) * | 1977-05-09 | 1979-05-01 | Mobil Oil Corporation | Vapor phase isomerization of methyl-substituted aromatic hydrocarbons improved by using highly diluted zeolite catalyst |
| US4159282A (en) * | 1978-06-09 | 1979-06-26 | Mobil Oil Corporation | Xylene isomerization |
| JPS57200318A (en) * | 1981-06-03 | 1982-12-08 | Toray Ind Inc | Conversion of aromatic hydrocarbon |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3281483A (en) * | 1963-08-15 | 1966-10-25 | Shell Oil Co | Disproportionation of alkyl aromatic hydrocarbons in the presence of hydrogen mordenite |
-
1974
- 1974-07-05 JP JP7654774A patent/JPS5341658B2/ja not_active Expired
- 1974-07-16 ES ES428303A patent/ES428303A1/es not_active Expired
- 1974-07-17 GB GB3166274A patent/GB1444481A/en not_active Expired
- 1974-08-05 FR FR7427090A patent/FR2243920B1/fr not_active Expired
- 1974-08-13 RO RO7479760A patent/RO71614A/ro unknown
- 1974-09-04 DE DE2442241A patent/DE2442241C3/de not_active Expired
- 1974-09-11 PL PL1974174025A patent/PL97858B1/pl unknown
- 1974-09-11 DD DD181037A patent/DD112971A5/xx unknown
- 1974-09-11 NL NLAANVRAGE7412092,A patent/NL167948C/xx not_active IP Right Cessation
- 1974-09-12 IT IT27244/74A patent/IT1021338B/it active
- 1974-09-12 CS CS7400006284A patent/CS180026B2/cs unknown
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0000812A1 (en) * | 1977-07-22 | 1979-02-21 | Mobil Oil Corporation | A process for isomerizing xylenes |
| EP1547684A1 (en) * | 1998-11-16 | 2005-06-29 | Shell Internationale Researchmaatschappij B.V. | Catalytic dewaxing process |
| CN101306382B (zh) * | 2007-05-16 | 2011-05-18 | 中国石油化工股份有限公司 | 用于烷基芳烃异构化的催化剂 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2243920B1 (it) | 1979-09-28 |
| IT1021338B (it) | 1978-01-30 |
| FR2243920A1 (it) | 1975-04-11 |
| RO71614A (ro) | 1982-05-10 |
| DE2442241C3 (de) | 1979-11-22 |
| NL7412092A (nl) | 1975-03-17 |
| CS180026B2 (en) | 1977-12-30 |
| DE2442241B2 (de) | 1979-04-05 |
| PL97858B1 (pl) | 1978-03-30 |
| JPS5341658B2 (it) | 1978-11-06 |
| DD112971A5 (it) | 1975-05-12 |
| DE2442241A1 (de) | 1975-03-20 |
| JPS5053336A (it) | 1975-05-12 |
| ES428303A1 (es) | 1976-10-01 |
| NL167948B (nl) | 1981-09-16 |
| NL167948C (nl) | 1984-12-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PE20 | Patent expired after termination of 20 years |
Effective date: 19940716 |