FR2329622B1 - - Google Patents
Info
- Publication number
- FR2329622B1 FR2329622B1 FR7629363A FR7629363A FR2329622B1 FR 2329622 B1 FR2329622 B1 FR 2329622B1 FR 7629363 A FR7629363 A FR 7629363A FR 7629363 A FR7629363 A FR 7629363A FR 2329622 B1 FR2329622 B1 FR 2329622B1
- Authority
- FR
- France
- Prior art keywords
- reaction
- methanol
- sulphuric acid
- isobutylene
- oct
- 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
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 abstract 9
- 239000000203 mixture Substances 0.000 abstract 4
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 abstract 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 3
- 238000006243 chemical reaction Methods 0.000 abstract 3
- 235000011149 sulphuric acid Nutrition 0.000 abstract 3
- 239000001117 sulphuric acid Substances 0.000 abstract 3
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 abstract 2
- 229930195733 hydrocarbon Natural products 0.000 abstract 2
- 150000002430 hydrocarbons Chemical class 0.000 abstract 2
- 238000000034 method Methods 0.000 abstract 2
- 239000004215 Carbon black (E152) Substances 0.000 abstract 1
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 abstract 1
- 235000013844 butane Nutrition 0.000 abstract 1
- 239000003054 catalyst Substances 0.000 abstract 1
- 238000004523 catalytic cracking Methods 0.000 abstract 1
- 239000007795 chemical reaction product Substances 0.000 abstract 1
- AQEFLFZSWDEAIP-UHFFFAOYSA-N di-tert-butyl ether Chemical compound CC(C)(C)OC(C)(C)C AQEFLFZSWDEAIP-UHFFFAOYSA-N 0.000 abstract 1
- 239000007791 liquid phase Substances 0.000 abstract 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical class CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 abstract 1
- 239000012071 phase Substances 0.000 abstract 1
- 238000000197 pyrolysis Methods 0.000 abstract 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C41/00—Preparation of ethers; Preparation of compounds having groups, groups or groups
- C07C41/01—Preparation of ethers
- C07C41/05—Preparation of ethers by addition of compounds to unsaturated compounds
- C07C41/06—Preparation of ethers by addition of compounds to unsaturated compounds by addition of organic compounds only
-
- 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
- C07C7/14875—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with organic compounds
- C07C7/14891—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound with organic compounds alcohols
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (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)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HUMA002724 HU175954B (en) | 1975-10-29 | 1975-10-29 | Process for direct separation of isobutylene form mixtures of hydrocarbones |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2329622A1 FR2329622A1 (fr) | 1977-05-27 |
| FR2329622B1 true FR2329622B1 (enrdf_load_stackoverflow) | 1980-07-25 |
Family
ID=10998814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7629363A Granted FR2329622A1 (fr) | 1975-10-29 | 1976-09-30 | Procede pour la preparation directe d'isobutylene a partir de melanges d'hydrocarbures |
Country Status (16)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2928510A1 (de) * | 1979-07-14 | 1981-01-29 | Basf Ag | Verfahren zur gewinnung von isobuten aus isobuten enthaltenden c tief 4 -kohlenwasserstoffgemischen |
| DE2928509A1 (de) * | 1979-07-14 | 1981-01-29 | Basf Ag | Verfahren zur gemeinsamen herstellung von methyl-tert.-butylaether und gewinnung von isobuten |
| US4392003A (en) * | 1980-06-12 | 1983-07-05 | The British Petroleum Company Limited | Isobutene by dehydroisomerization of normal butane |
| CN113582801B (zh) * | 2020-04-30 | 2023-09-05 | 中国石油化工股份有限公司 | 混合碳四选择性叠合制备异辛烯的工艺 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3121124A (en) * | 1959-05-04 | 1964-02-11 | Sinclair Research Inc | Tertiary olefin separation via etherification |
| US3170000A (en) * | 1962-10-24 | 1965-02-16 | Sinclair Research Inc | Tertiary olefin separation via etherification with small surface area catalysts |
| JPS5126401B1 (enrdf_load_stackoverflow) * | 1969-03-12 | 1976-08-06 |
-
1975
- 1975-10-29 HU HUMA002724 patent/HU175954B/hu unknown
-
1976
- 1976-09-27 AT AT712976A patent/AT346297B/de not_active IP Right Cessation
- 1976-09-30 FR FR7629363A patent/FR2329622A1/fr active Granted
- 1976-10-07 GB GB4168876A patent/GB1532477A/en not_active Expired
- 1976-10-14 YU YU253076A patent/YU39977B/xx unknown
- 1976-10-21 SU SU762414047A patent/SU915797A3/ru active
- 1976-10-25 CA CA264,132A patent/CA1077066A/en not_active Expired
- 1976-10-26 CS CS688076A patent/CS205045B2/cs unknown
- 1976-10-26 DD DD19545576A patent/DD126591A1/xx unknown
- 1976-10-27 RO RO7688240A patent/RO71263A/ro unknown
- 1976-10-27 JP JP12929876A patent/JPS5257103A/ja active Granted
- 1976-10-28 IT IT2882476A patent/IT1079198B/it active
- 1976-10-28 NL NL7611965A patent/NL7611965A/xx not_active Application Discontinuation
- 1976-10-28 PL PL19333076A patent/PL110592B1/pl unknown
- 1976-10-29 BE BE171988A patent/BE847862A/xx not_active IP Right Cessation
- 1976-10-29 DE DE19762649623 patent/DE2649623A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| SU915797A3 (en) | 1982-03-23 |
| DD126591A1 (enrdf_load_stackoverflow) | 1977-07-27 |
| YU39977B (en) | 1985-06-30 |
| JPS5257103A (en) | 1977-05-11 |
| IT1079198B (it) | 1985-05-08 |
| AT346297B (de) | 1978-11-10 |
| FR2329622A1 (fr) | 1977-05-27 |
| NL7611965A (nl) | 1977-05-03 |
| BE847862A (fr) | 1977-02-14 |
| GB1532477A (en) | 1978-11-15 |
| YU253076A (en) | 1982-05-31 |
| CA1077066A (en) | 1980-05-06 |
| ATA712976A (de) | 1978-03-15 |
| RO71263A (ro) | 1981-06-26 |
| DE2649623A1 (de) | 1977-05-12 |
| PL110592B1 (en) | 1980-07-31 |
| CS205045B2 (en) | 1981-04-30 |
| JPS5614089B2 (enrdf_load_stackoverflow) | 1981-04-02 |
| HU175954B (en) | 1980-11-28 |
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|---|---|---|
| YU37302B (en) | Process for the separation of isobutylene from a c4-hydrocarbon mixture | |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |