CA1115737A - Process for obtaining isobutene from c.sub.4-hydrocarbon mixtures containing isobutene - Google Patents
Process for obtaining isobutene from c.sub.4-hydrocarbon mixtures containing isobuteneInfo
- Publication number
- CA1115737A CA1115737A CA318,369A CA318369A CA1115737A CA 1115737 A CA1115737 A CA 1115737A CA 318369 A CA318369 A CA 318369A CA 1115737 A CA1115737 A CA 1115737A
- Authority
- CA
- Canada
- Prior art keywords
- isobutene
- alcohol
- primary
- mixture
- bottom product
- 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
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical compound CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 title claims abstract description 153
- 239000000203 mixture Substances 0.000 title claims abstract description 64
- 239000004215 Carbon black (E152) Substances 0.000 title claims abstract description 47
- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000008569 process Effects 0.000 title claims abstract description 25
- 238000006266 etherification reaction Methods 0.000 claims abstract description 34
- 238000004821 distillation Methods 0.000 claims abstract description 32
- 239000011541 reaction mixture Substances 0.000 claims abstract description 16
- 238000006243 chemical reaction Methods 0.000 claims abstract description 14
- 239000002253 acid Substances 0.000 claims abstract description 13
- 239000003377 acid catalyst Substances 0.000 claims abstract description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 4
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 4
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 4
- 238000002156 mixing Methods 0.000 claims abstract description 3
- 238000005406 washing Methods 0.000 claims abstract description 3
- ZXEKIIBDNHEJCQ-UHFFFAOYSA-N isobutanol Chemical compound CC(C)CO ZXEKIIBDNHEJCQ-UHFFFAOYSA-N 0.000 claims description 38
- 239000003054 catalyst Substances 0.000 claims description 14
- 238000004064 recycling Methods 0.000 claims description 3
- 150000002500 ions Chemical class 0.000 abstract description 10
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 30
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 24
- 239000000047 product Substances 0.000 description 20
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 19
- 125000001033 ether group Chemical group 0.000 description 15
- 238000000354 decomposition reaction Methods 0.000 description 13
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 12
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 description 10
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 10
- 239000001273 butane Substances 0.000 description 9
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 8
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 7
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 7
- 238000005336 cracking Methods 0.000 description 7
- 238000000605 extraction Methods 0.000 description 7
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 6
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 6
- IAQRGUVFOMOMEM-ARJAWSKDSA-N cis-but-2-ene Chemical compound C\C=C/C IAQRGUVFOMOMEM-ARJAWSKDSA-N 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- -1 naphtha Substances 0.000 description 6
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 5
- 239000005977 Ethylene Substances 0.000 description 5
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 5
- 239000001282 iso-butane Substances 0.000 description 5
- 239000000741 silica gel Substances 0.000 description 5
- 229910002027 silica gel Inorganic materials 0.000 description 5
- 239000007858 starting material Substances 0.000 description 5
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 4
- 239000000969 carrier Substances 0.000 description 4
- 239000003610 charcoal Substances 0.000 description 4
- 230000000875 corresponding effect Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 229910001463 metal phosphate Inorganic materials 0.000 description 4
- 229960004838 phosphoric acid Drugs 0.000 description 4
- 235000011007 phosphoric acid Nutrition 0.000 description 4
- IAQRGUVFOMOMEM-ONEGZZNKSA-N trans-but-2-ene Chemical compound C\C=C\C IAQRGUVFOMOMEM-ONEGZZNKSA-N 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- 208000005156 Dehydration Diseases 0.000 description 3
- WFYPICNXBKQZGB-UHFFFAOYSA-N butenyne Chemical compound C=CC#C WFYPICNXBKQZGB-UHFFFAOYSA-N 0.000 description 3
- 239000007795 chemical reaction product Substances 0.000 description 3
- 230000018044 dehydration Effects 0.000 description 3
- 238000006297 dehydration reaction Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000011347 resin Substances 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- KPAPHODVWOVUJL-UHFFFAOYSA-N 1-benzofuran;1h-indene Chemical compound C1=CC=C2CC=CC2=C1.C1=CC=C2OC=CC2=C1 KPAPHODVWOVUJL-UHFFFAOYSA-N 0.000 description 2
- SZNYYWIUQFZLLT-UHFFFAOYSA-N 2-methyl-1-(2-methylpropoxy)propane Chemical compound CC(C)COCC(C)C SZNYYWIUQFZLLT-UHFFFAOYSA-N 0.000 description 2
- BZLVMXJERCGZMT-UHFFFAOYSA-N Methyl tert-butyl ether Chemical compound COC(C)(C)C BZLVMXJERCGZMT-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N Propene Chemical compound CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- 150000001298 alcohols Chemical class 0.000 description 2
- ILRRQNADMUWWFW-UHFFFAOYSA-K aluminium phosphate Chemical class O1[Al]2OP1(=O)O2 ILRRQNADMUWWFW-UHFFFAOYSA-K 0.000 description 2
- QNRMTGGDHLBXQZ-UHFFFAOYSA-N buta-1,2-diene Chemical compound CC=C=C QNRMTGGDHLBXQZ-UHFFFAOYSA-N 0.000 description 2
- 229920006026 co-polymeric resin Polymers 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 239000007859 condensation product Substances 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 238000006356 dehydrogenation reaction Methods 0.000 description 2
- SLGWESQGEUXWJQ-UHFFFAOYSA-N formaldehyde;phenol Chemical class O=C.OC1=CC=CC=C1 SLGWESQGEUXWJQ-UHFFFAOYSA-N 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000003915 liquefied petroleum gas Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229920001568 phenolic resin Polymers 0.000 description 2
- 235000021317 phosphate Nutrition 0.000 description 2
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 2
- 239000008262 pumice Substances 0.000 description 2
- 238000011403 purification operation Methods 0.000 description 2
- 238000001577 simple distillation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- UBXAKNTVXQMEAG-UHFFFAOYSA-L strontium sulfate Chemical compound [Sr+2].[O-]S([O-])(=O)=O UBXAKNTVXQMEAG-UHFFFAOYSA-L 0.000 description 2
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 2
- 239000006200 vaporizer 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
- FITVQUMLGWRKKG-UHFFFAOYSA-N 2-methyl-2-propoxypropane Chemical compound CCCOC(C)(C)C FITVQUMLGWRKKG-UHFFFAOYSA-N 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-L Phosphate ion(2-) Chemical compound OP([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-L 0.000 description 1
- 208000036366 Sensation of pressure Diseases 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- RAOSIAYCXKBGFE-UHFFFAOYSA-K [Cu+3].[O-]P([O-])([O-])=O Chemical class [Cu+3].[O-]P([O-])([O-])=O RAOSIAYCXKBGFE-UHFFFAOYSA-K 0.000 description 1
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical class [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 description 1
- WAKZZMMCDILMEF-UHFFFAOYSA-H barium(2+);diphosphate Chemical class [Ba+2].[Ba+2].[Ba+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O WAKZZMMCDILMEF-UHFFFAOYSA-H 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- BTANRVKWQNVYAZ-UHFFFAOYSA-N butan-2-ol Chemical compound CCC(C)O BTANRVKWQNVYAZ-UHFFFAOYSA-N 0.000 description 1
- QCUOBSQYDGUHHT-UHFFFAOYSA-L cadmium sulfate Chemical compound [Cd+2].[O-]S([O-])(=O)=O QCUOBSQYDGUHHT-UHFFFAOYSA-L 0.000 description 1
- 229910000331 cadmium sulfate Inorganic materials 0.000 description 1
- 239000001506 calcium phosphate Substances 0.000 description 1
- 235000011010 calcium phosphates Nutrition 0.000 description 1
- JXRVKYBCWUJJBP-UHFFFAOYSA-L calcium;hydrogen sulfate Chemical compound [Ca+2].OS([O-])(=O)=O.OS([O-])(=O)=O JXRVKYBCWUJJBP-UHFFFAOYSA-L 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 238000004523 catalytic cracking Methods 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- IKZBVTPSNGOVRJ-UHFFFAOYSA-K chromium(iii) phosphate Chemical class [Cr+3].[O-]P([O-])([O-])=O IKZBVTPSNGOVRJ-UHFFFAOYSA-K 0.000 description 1
- 229910000361 cobalt sulfate Inorganic materials 0.000 description 1
- 229940044175 cobalt sulfate Drugs 0.000 description 1
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 description 1
- GIPIUENNGCQCIT-UHFFFAOYSA-K cobalt(3+) phosphate Chemical class [Co+3].[O-]P([O-])([O-])=O GIPIUENNGCQCIT-UHFFFAOYSA-K 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 229910000365 copper sulfate Inorganic materials 0.000 description 1
- ARUVKPQLZAKDPS-UHFFFAOYSA-L copper(II) sulfate Chemical compound [Cu+2].[O-][S+2]([O-])([O-])[O-] ARUVKPQLZAKDPS-UHFFFAOYSA-L 0.000 description 1
- AQEFLFZSWDEAIP-UHFFFAOYSA-N di-tert-butyl ether Chemical compound CC(C)(C)OC(C)(C)C AQEFLFZSWDEAIP-UHFFFAOYSA-N 0.000 description 1
- 238000006471 dimerization reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 125000002534 ethynyl group Chemical class [H]C#C* 0.000 description 1
- 229920006158 high molecular weight polymer Polymers 0.000 description 1
- 230000036571 hydration Effects 0.000 description 1
- 238000006703 hydration reaction Methods 0.000 description 1
- SDEKDNPYZOERBP-UHFFFAOYSA-H iron(ii) phosphate Chemical class [Fe+2].[Fe+2].[Fe+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O SDEKDNPYZOERBP-UHFFFAOYSA-H 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 239000004137 magnesium phosphate Substances 0.000 description 1
- 235000010994 magnesium phosphates Nutrition 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- BECVLEVEVXAFSH-UHFFFAOYSA-K manganese(3+);phosphate Chemical class [Mn+3].[O-]P([O-])([O-])=O BECVLEVEVXAFSH-UHFFFAOYSA-K 0.000 description 1
- 229940057952 methanol Drugs 0.000 description 1
- GBMDVOWEEQVZKZ-UHFFFAOYSA-N methanol;hydrate Chemical compound O.OC GBMDVOWEEQVZKZ-UHFFFAOYSA-N 0.000 description 1
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 description 1
- JOCJYBPHESYFOK-UHFFFAOYSA-K nickel(3+);phosphate Chemical class [Ni+3].[O-]P([O-])([O-])=O JOCJYBPHESYFOK-UHFFFAOYSA-K 0.000 description 1
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 229920001467 poly(styrenesulfonates) Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 229920000137 polyphosphoric acid Polymers 0.000 description 1
- 229920005990 polystyrene resin Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 150000003138 primary alcohols Chemical class 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- MWWATHDPGQKSAR-UHFFFAOYSA-N propyne Chemical compound CC#C MWWATHDPGQKSAR-UHFFFAOYSA-N 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000007086 side reaction Methods 0.000 description 1
- WBHQBSYUUJJSRZ-UHFFFAOYSA-M sodium bisulfate Chemical compound [Na+].OS([O-])(=O)=O WBHQBSYUUJJSRZ-UHFFFAOYSA-M 0.000 description 1
- 229910000342 sodium bisulfate Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000004227 thermal cracking Methods 0.000 description 1
- ZCUFMDLYAMJYST-UHFFFAOYSA-N thorium dioxide Chemical compound O=[Th]=O ZCUFMDLYAMJYST-UHFFFAOYSA-N 0.000 description 1
- 229910003452 thorium oxide Inorganic materials 0.000 description 1
- 235000010215 titanium dioxide Nutrition 0.000 description 1
- QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical class [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 1
- JOPDZQBPOWAEHC-UHFFFAOYSA-H tristrontium;diphosphate Chemical class [Sr+2].[Sr+2].[Sr+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O JOPDZQBPOWAEHC-UHFFFAOYSA-H 0.000 description 1
- 239000012808 vapor phase Substances 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
- 239000011787 zinc oxide Substances 0.000 description 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
- C07C41/34—Separation; Purification; Stabilisation; Use of additives
- C07C41/40—Separation; Purification; Stabilisation; Use of additives by change of physical state, e.g. by crystallisation
- C07C41/42—Separation; Purification; Stabilisation; Use of additives by change of physical state, e.g. by crystallisation by distillation
-
- 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
- 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)
- Crystallography & Structural 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 (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19782802198 DE2802198A1 (de) | 1978-01-19 | 1978-01-19 | Verfahren zur gewinnung von isobuten aus isobuten enthaltenden c tief 4 -kohlenwasserstoffgemischen |
| DEP2802198.9 | 1978-01-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1115737A true CA1115737A (en) | 1982-01-05 |
Family
ID=6029861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA318,369A Expired CA1115737A (en) | 1978-01-19 | 1978-12-21 | Process for obtaining isobutene from c.sub.4-hydrocarbon mixtures containing isobutene |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4287379A (en, 2012) |
| EP (1) | EP0003305B2 (en, 2012) |
| JP (1) | JPS54100301A (en, 2012) |
| BR (1) | BR7900293A (en, 2012) |
| CA (1) | CA1115737A (en, 2012) |
| DE (2) | DE2802198A1 (en, 2012) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2802199C3 (de) * | 1978-01-19 | 1987-12-03 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Gewinnung von Isobuten aus Isobuten enthaltenden C↓4↓-Kohlenwasserstoffgemischen |
| DE2908426A1 (de) * | 1979-03-05 | 1980-09-25 | 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 |
| DE2928510A1 (de) * | 1979-07-14 | 1981-01-29 | Basf Ag | Verfahren zur gewinnung von isobuten aus isobuten enthaltenden c tief 4 -kohlenwasserstoffgemischen |
| FR2474024A1 (fr) * | 1980-01-23 | 1981-07-24 | Inst Francais Du Petrole | Procede de production de butene-1 a partir d'une coupe c4 d'hydrocarbures |
| JPS5852016Y2 (ja) * | 1980-02-28 | 1983-11-28 | 南海電気鉄道株式会社 | カム板の削正治具 |
| DE3124293A1 (de) * | 1981-06-19 | 1983-01-05 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von reinen alkyl-tert.-alkylethern und weitgehend vom isoolefin und vom alkanol befreiten kohlenwasserstoff-raffinaten |
| DE3124294A1 (de) * | 1981-06-19 | 1983-01-05 | Bayer Ag, 5090 Leverkusen | Verfahren zur herstellung von reinen tert.-olefinen |
| CA1179291A (en) * | 1981-10-30 | 1984-12-11 | David T. Ahlberg | Distillation apparatus |
| DE3148109A1 (de) * | 1981-12-04 | 1983-06-09 | EC Erdölchemie GmbH, 5000 Köln | Verfahren zur herstellung von methyl-tert.-butylether (mtbe) und weitgehend von i-buten und vom methanol befreiten kohlenwasserstoff-raffinaten |
| IT1151182B (it) * | 1982-05-20 | 1986-12-17 | Anic Spa | Procedimento integrato per la produzione di eteri alchil ter-butilici e butene-1 |
| US4551567A (en) * | 1983-07-25 | 1985-11-05 | Chemical Research & Licensing Company | Deetherification process |
| US5567860A (en) * | 1992-08-13 | 1996-10-22 | Uop | High purity tertiary olefin process using removal of secondary ethers |
| DE19728732A1 (de) | 1997-07-04 | 1999-01-07 | Basf Ag | Verfahren zur Gewinnung von Isobuten aus solches enthaltenden C¶4¶-Kohlenwasserstoffgemischen |
| DE10020943A1 (de) * | 2000-04-28 | 2001-10-31 | Oxeno Olefinchemie Gmbh | Verfahren zur Spaltung von Alkyl-tert.-alkylether zur Gewinnung von Iso-Olefinen und Alkanolen an sauren Katalysatoren |
| DE10056685A1 (de) * | 2000-11-15 | 2002-06-06 | Max Planck Gesellschaft | Verfahren zur Abtrennung von mindestens einer reaktiven Komponente aus flüssigen Stoffgemischen und Vorrichtung zur Durchführung dieses Verfahrens |
| EP2029638A1 (de) * | 2006-06-06 | 2009-03-04 | Basf Se | Herstellung reaktiver, im wesentlichen halogenfreier polyisobutene aus isobuten-armen c4-kohlenwasserstoff-gemischen |
| DE102009027404A1 (de) | 2009-07-01 | 2011-01-05 | Evonik Oxeno Gmbh | Herstellung von Isobuten durch Spaltung von MTBE |
| WO2022189219A1 (en) | 2021-03-08 | 2022-09-15 | Basf Se | Process for obtaining isobutene from a c4-hydrocarbon mixture |
| EP4056549B1 (en) | 2021-03-08 | 2024-05-08 | Basf Se | Process for obtaining isobutene from a c4-hydrocarbon mixture |
| EP4056548B1 (en) | 2021-03-08 | 2024-01-10 | Basf Se | Process for starting up a plant for removing isobutene from a c4-hydrocarbon mixture |
| JP2024509900A (ja) | 2021-03-08 | 2024-03-05 | ベーアーエスエフ・エスエー | Ｃ４炭化水素混合物からイソブテンを得る方法 |
| CN119212969A (zh) | 2022-05-13 | 2024-12-27 | 巴斯夫欧洲公司 | 用于纯化未加工的c4烃混合物的方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3121124A (en) * | 1959-05-04 | 1964-02-11 | Sinclair Research Inc | Tertiary olefin separation via etherification |
| DE1216865B (de) * | 1959-05-04 | 1966-05-18 | Sinclair Refining Co | Verfahren zur Gewinnung von tertiaeren C bis C-Olefinen aus Kohlenwasserstoffmischungen |
| NL289626A (en, 2012) * | 1962-03-06 | 1900-01-01 | ||
| US3170000A (en) * | 1962-10-24 | 1965-02-16 | Sinclair Research Inc | Tertiary olefin separation via etherification with small surface area catalysts |
| JPS5126401B1 (en, 2012) * | 1969-03-12 | 1976-08-06 | ||
| US3634535A (en) * | 1969-08-22 | 1972-01-11 | Chevron Res | Separation and catalysis |
| US3629478A (en) * | 1969-08-22 | 1971-12-21 | Chevron Res | Separation of linear olefins from tertiary olefins |
| DE2229769A1 (de) | 1972-06-19 | 1974-01-10 | Duerkoppwerke | Arbeitsstueckhalter |
| US4071567A (en) * | 1974-05-21 | 1978-01-31 | Snamprogetti S.P.A. | Process for the production of methyl tert-butyl ether |
| IT1012687B (it) * | 1974-05-21 | 1977-03-10 | Snam Progetti | Procedimento per la sintesi di ete ri alchil ter butilici a partire da un alcool primario ed isobutilene in presenza di butadiene |
| IT1012685B (it) * | 1974-05-21 | 1977-03-10 | Snam Progetti | Processo per la separazione di buta diene da correnti idrocarburiche o 4 ottenute per steam cracking |
-
1978
- 1978-01-19 DE DE19782802198 patent/DE2802198A1/de not_active Withdrawn
- 1978-12-21 CA CA318,369A patent/CA1115737A/en not_active Expired
-
1979
- 1979-01-10 JP JP76779A patent/JPS54100301A/ja active Granted
- 1979-01-15 EP EP79100107A patent/EP0003305B2/de not_active Expired
- 1979-01-15 DE DE7979100107T patent/DE2962305D1/de not_active Expired
- 1979-01-16 BR BR7900293A patent/BR7900293A/pt unknown
-
1980
- 1980-04-07 US US06/137,750 patent/US4287379A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS638089B2 (en, 2012) | 1988-02-19 |
| JPS54100301A (en) | 1979-08-08 |
| EP0003305B1 (de) | 1982-03-24 |
| EP0003305A3 (en) | 1979-08-22 |
| US4287379A (en) | 1981-09-01 |
| DE2802198A1 (de) | 1979-07-26 |
| DE2962305D1 (en) | 1982-04-29 |
| EP0003305B2 (de) | 1986-03-26 |
| BR7900293A (pt) | 1979-08-14 |
| EP0003305A2 (de) | 1979-08-08 |
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