GB1193910A - Process for Extracting Xylene Isomers - Google Patents
Process for Extracting Xylene IsomersInfo
- Publication number
- GB1193910A GB1193910A GB59295/67A GB5929567A GB1193910A GB 1193910 A GB1193910 A GB 1193910A GB 59295/67 A GB59295/67 A GB 59295/67A GB 5929567 A GB5929567 A GB 5929567A GB 1193910 A GB1193910 A GB 1193910A
- Authority
- GB
- United Kingdom
- Prior art keywords
- xylene
- extract
- isomerizate
- extraction
- isomerized
- 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
- 150000003738 xylenes Chemical class 0.000 title abstract 3
- 238000000034 method Methods 0.000 title abstract 2
- IVSZLXZYQVIEFR-UHFFFAOYSA-N m-xylene Chemical group CC1=CC=CC(C)=C1 IVSZLXZYQVIEFR-UHFFFAOYSA-N 0.000 abstract 8
- 238000000354 decomposition reaction Methods 0.000 abstract 3
- 238000000605 extraction Methods 0.000 abstract 3
- 239000008096 xylene Substances 0.000 abstract 3
- 238000006317 isomerization reaction Methods 0.000 abstract 2
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 abstract 1
- 239000003085 diluting agent Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
- 238000004064 recycling Methods 0.000 abstract 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 (1)
| Publication Number | Publication Date |
|---|---|
| GB1193910A true GB1193910A (en) | 1970-06-03 |
Family
ID=13717505
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB59295/67A Expired GB1193910A (en) | 1967-12-15 | 1968-12-13 | Process for Extracting Xylene Isomers |
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 |
| DE1814599B2 (enExample) | 1978-04-06 |
| NL6817887A (enExample) | 1969-06-17 |
| DE1814599C3 (de) | 1978-11-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |