DE3210435A1 - Verfahren zur spaltung von alkyl-tert-alkylethern - Google Patents
Verfahren zur spaltung von alkyl-tert-alkylethernInfo
- Publication number
- DE3210435A1 DE3210435A1 DE19823210435 DE3210435A DE3210435A1 DE 3210435 A1 DE3210435 A1 DE 3210435A1 DE 19823210435 DE19823210435 DE 19823210435 DE 3210435 A DE3210435 A DE 3210435A DE 3210435 A1 DE3210435 A1 DE 3210435A1
- Authority
- DE
- Germany
- Prior art keywords
- alkyl
- cleavage
- ether
- tert
- alcohol
- 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.)
- Ceased
Links
- 238000000034 method Methods 0.000 title claims description 13
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 18
- 239000003054 catalyst Substances 0.000 claims description 13
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 11
- 150000001336 alkenes Chemical class 0.000 claims description 11
- 238000003776 cleavage reaction Methods 0.000 claims description 11
- 230000007017 scission Effects 0.000 claims description 11
- 125000000217 alkyl group Chemical group 0.000 claims description 9
- 238000004821 distillation Methods 0.000 claims description 8
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- 208000009989 Posterior Leukoencephalopathy Syndrome Diseases 0.000 claims 1
- 238000005661 deetherification reaction Methods 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 18
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 description 14
- 238000006471 dimerization reaction Methods 0.000 description 3
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical compound CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- CHRJZRDFSQHIFI-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;styrene Chemical class C=CC1=CC=CC=C1.C=CC1=CC=CC=C1C=C CHRJZRDFSQHIFI-UHFFFAOYSA-N 0.000 description 1
- FXNDIJDIPNCZQJ-UHFFFAOYSA-N 2,4,4-trimethylpent-1-ene Chemical compound CC(=C)CC(C)(C)C FXNDIJDIPNCZQJ-UHFFFAOYSA-N 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 150000002170 ethers Chemical class 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 238000010626 work up procedure Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C11/00—Aliphatic unsaturated hydrocarbons
- C07C11/02—Alkenes
- C07C11/08—Alkenes with four carbon atoms
- C07C11/09—Isobutene
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/09—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis
- C07C29/10—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by hydrolysis of ethers, including cyclic ethers, e.g. oxiranes
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C1/00—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon
- C07C1/20—Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as heteroatoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
- C07C31/02—Monohydroxylic acyclic alcohols
- C07C31/04—Methanol
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2531/00—Catalysts comprising hydrides, coordination complexes or organic compounds
- C07C2531/02—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
- C07C2531/06—Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing polymers
- C07C2531/08—Ion-exchange resins
- C07C2531/10—Ion-exchange resins sulfonated
-
- 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
- Y02P20/10—Process efficiency
-
- 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Saccharide Compounds (AREA)
- Pyrane Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT21031/81A IT1137526B (it) | 1981-04-10 | 1981-04-10 | Procedimento per la decomposizione degli eteri ter-alchilici |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3210435A1 true DE3210435A1 (de) | 1982-10-28 |
Family
ID=11175661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19823210435 Ceased DE3210435A1 (de) | 1981-04-10 | 1982-03-22 | Verfahren zur spaltung von alkyl-tert-alkylethern |
Country Status (30)
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3509292A1 (de) * | 1985-03-15 | 1985-12-05 | Ulrich 3300 Braunschweig Haupt | Verfahren zur herstellung von reinen tertiaeren olefinen |
| EP0302336A1 (de) * | 1987-08-04 | 1989-02-08 | Ec Erdölchemie Gmbh | Verfahren zur Spaltung von Alkyl-tert.-alkylethern |
| US10792642B2 (en) | 2014-12-03 | 2020-10-06 | China Petroleum & Chemical Corporation | Catalyst and preparation method thereof, and method for preparing isobutylene by applying the same |
| DE102006040430B4 (de) | 2006-08-29 | 2022-06-15 | Evonik Operations Gmbh | Verfahren zur Spaltung von MTBE |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4570026A (en) * | 1983-08-12 | 1986-02-11 | Petro-Tex Chemical Corporation | Production of isobutene from methyl tertiary butyl ether |
| US4587373A (en) * | 1984-12-12 | 1986-05-06 | Mobil Oil Corporation | Dimethylether recovery and/or recycle in an MTC conversion plant |
| US5133942A (en) * | 1989-06-07 | 1992-07-28 | Chemical Research & Licensing Company | Distillation column reactor with catalyst replacement apparatus |
| US5198196A (en) * | 1989-06-07 | 1993-03-30 | Chemical Research & Licensing Company | Method for removing and replacing catalyst in a distillation column reactor |
| US5057468A (en) * | 1990-05-21 | 1991-10-15 | Chemical Research & Licensing Company | Catalytic distillation structure |
| US5262012A (en) * | 1990-09-19 | 1993-11-16 | Chemical Research & Licensing Company | Catalytic distillation system |
| US5510089A (en) * | 1991-07-22 | 1996-04-23 | Chemical Research & Licensing Company | Method for operating a distillation column reactor |
| US6416659B1 (en) | 2000-08-17 | 2002-07-09 | Catalytic Distillation Technologies | Process for the production of an ultra low sulfur |
| DE102006040431A1 (de) | 2006-08-29 | 2008-03-20 | Oxeno Olefinchemie Gmbh | Verfahren zur Spaltung von MTBE |
| DE102006040434A1 (de) | 2006-08-29 | 2008-03-06 | Oxeno Olefinchemie Gmbh | Verfahren zur Spaltung von MTBE |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0008860B2 (en) * | 1978-07-27 | 1991-12-04 | CHEMICAL RESEARCH & LICENSING COMPANY | Catalyst system |
-
1982
- 1982-03-17 NZ NZ200039A patent/NZ200039A/xx unknown
- 1982-03-17 ZA ZA821810A patent/ZA821810B/xx unknown
- 1982-03-19 AU AU81738/82A patent/AU8173882A/en not_active Abandoned
- 1982-03-22 DE DE19823210435 patent/DE3210435A1/de not_active Ceased
- 1982-03-23 GR GR67713A patent/GR76143B/el unknown
- 1982-03-23 PH PH27041A patent/PH16956A/en unknown
- 1982-03-23 BR BR8201673A patent/BR8201673A/pt unknown
- 1982-03-24 KR KR8201264A patent/KR850001733B1/ko not_active Expired
- 1982-03-24 ZW ZW61/82A patent/ZW6182A1/xx unknown
- 1982-03-29 GB GB8209146A patent/GB2096604B/en not_active Expired
- 1982-03-31 MW MW16/82A patent/MW1682A1/xx unknown
- 1982-04-01 FR FR8205612A patent/FR2503699A1/fr active Granted
- 1982-04-01 RO RO107122A patent/RO83670B/ro unknown
- 1982-04-02 DK DK153082A patent/DK153082A/da not_active IP Right Cessation
- 1982-04-05 NO NO821136A patent/NO821136L/no unknown
- 1982-04-06 ES ES511630A patent/ES511630A0/es active Granted
- 1982-04-06 AR AR289023A patent/AR231527A1/es active
- 1982-04-07 LU LU84078A patent/LU84078A1/fr unknown
- 1982-04-07 SE SE8202232A patent/SE8202232L/xx not_active Application Discontinuation
- 1982-04-07 NL NL8201473A patent/NL8201473A/nl not_active Application Discontinuation
- 1982-04-07 DD DD82238826A patent/DD202525A5/de unknown
- 1982-04-07 CH CH2169/82A patent/CH648275A5/it not_active IP Right Cessation
- 1982-04-08 TR TR21520A patent/TR21520A/xx unknown
- 1982-04-08 PT PT74728A patent/PT74728B/pt unknown
- 1982-04-08 CS CS822525A patent/CS233728B2/cs unknown
- 1982-04-08 BE BE0/207794A patent/BE892808A/fr not_active IP Right Cessation
- 1982-04-08 JP JP57057425A patent/JPS57179126A/ja active Pending
- 1982-04-08 PL PL23588082A patent/PL235880A1/xx unknown
- 1982-04-08 ZM ZM25/82A patent/ZM2582A1/xx unknown
- 1982-04-09 YU YU00789/82A patent/YU78982A/xx unknown
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3509292A1 (de) * | 1985-03-15 | 1985-12-05 | Ulrich 3300 Braunschweig Haupt | Verfahren zur herstellung von reinen tertiaeren olefinen |
| EP0302336A1 (de) * | 1987-08-04 | 1989-02-08 | Ec Erdölchemie Gmbh | Verfahren zur Spaltung von Alkyl-tert.-alkylethern |
| US5095164A (en) * | 1987-08-04 | 1992-03-10 | Ec Erdolchemie Gmbh | Process for cleaving alkyl tert.-alkyl ethers |
| DE102006040430B4 (de) | 2006-08-29 | 2022-06-15 | Evonik Operations Gmbh | Verfahren zur Spaltung von MTBE |
| US10792642B2 (en) | 2014-12-03 | 2020-10-06 | China Petroleum & Chemical Corporation | Catalyst and preparation method thereof, and method for preparing isobutylene by applying the same |
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| 8131 | Rejection |