DE1768317B2 - Verfahren zur gewinnung von isopren und piperylen - Google Patents
Verfahren zur gewinnung von isopren und piperylenInfo
- Publication number
- DE1768317B2 DE1768317B2 DE19681768317 DE1768317A DE1768317B2 DE 1768317 B2 DE1768317 B2 DE 1768317B2 DE 19681768317 DE19681768317 DE 19681768317 DE 1768317 A DE1768317 A DE 1768317A DE 1768317 B2 DE1768317 B2 DE 1768317B2
- Authority
- DE
- Germany
- Prior art keywords
- isoprene
- zone
- piperylene
- distillation
- distillation zone
- 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.)
- Pending
Links
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 title claims description 66
- 238000000034 method Methods 0.000 title claims description 12
- 238000011084 recovery Methods 0.000 title claims description 4
- ZSWFCLXCOIISFI-UHFFFAOYSA-N cyclopentadiene Chemical compound C1C=CC=C1 ZSWFCLXCOIISFI-UHFFFAOYSA-N 0.000 claims description 30
- 229930195733 hydrocarbon Natural products 0.000 claims description 24
- PMJHHCWVYXUKFD-SNAWJCMRSA-N (E)-1,3-pentadiene Chemical group C\C=C\C=C PMJHHCWVYXUKFD-SNAWJCMRSA-N 0.000 claims description 20
- PMJHHCWVYXUKFD-UHFFFAOYSA-N piperylene Natural products CC=CC=C PMJHHCWVYXUKFD-UHFFFAOYSA-N 0.000 claims description 20
- 238000004821 distillation Methods 0.000 claims description 19
- 150000002430 hydrocarbons Chemical class 0.000 claims description 18
- 239000012141 concentrate Substances 0.000 claims description 17
- 238000004508 fractional distillation Methods 0.000 claims description 12
- HECLRDQVFMWTQS-RGOKHQFPSA-N 1755-01-7 Chemical compound C1[C@H]2[C@@H]3CC=C[C@@H]3[C@@H]1C=C2 HECLRDQVFMWTQS-RGOKHQFPSA-N 0.000 claims description 11
- 239000004215 Carbon black (E152) Substances 0.000 claims description 11
- 238000010992 reflux Methods 0.000 claims description 11
- 238000006471 dimerization reaction Methods 0.000 claims description 10
- 238000009835 boiling Methods 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 7
- -1 C 5 hydrocarbons Chemical class 0.000 claims description 6
- 239000000539 dimer Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000926 separation method Methods 0.000 description 4
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical class CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 3
- MHNNAWXXUZQSNM-UHFFFAOYSA-N 2-methylbut-1-ene Chemical compound CCC(C)=C MHNNAWXXUZQSNM-UHFFFAOYSA-N 0.000 description 2
- LPIQUOYDBNQMRZ-UHFFFAOYSA-N cyclopentene Chemical compound C1CC=CC1 LPIQUOYDBNQMRZ-UHFFFAOYSA-N 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000000895 extractive distillation Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000003607 modifier Substances 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- QYZLKGVUSQXAMU-UHFFFAOYSA-N penta-1,4-diene Chemical compound C=CCC=C QYZLKGVUSQXAMU-UHFFFAOYSA-N 0.000 description 1
- RGSFGYAAUTVSQA-UHFFFAOYSA-N pentamethylene Natural products C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 description 1
- 125000004817 pentamethylene group Chemical class [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- YWAKXRMUMFPDSH-UHFFFAOYSA-N pentene Chemical compound CCCC=C YWAKXRMUMFPDSH-UHFFFAOYSA-N 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000012261 resinous substance Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
-
- 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
- C07C7/177—Purification; Separation; Use of additives by treatment giving rise to a chemical modification of at least one compound by selective oligomerisation or polymerisation of at least one compound of the mixture
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/005—Processes comprising at least two steps in series
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C7/00—Purification; Separation; Use of additives
- C07C7/04—Purification; Separation; Use of additives by distillation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Water Supply & Treatment (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US63457767A | 1967-04-28 | 1967-04-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE1768317A1 DE1768317A1 (de) | 1972-02-17 |
| DE1768317B2 true DE1768317B2 (de) | 1973-06-14 |
Family
ID=24544366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19681768317 Pending DE1768317B2 (de) | 1967-04-28 | 1968-04-29 | Verfahren zur gewinnung von isopren und piperylen |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE714425A (en:Method) |
| DE (1) | DE1768317B2 (en:Method) |
| FR (1) | FR1578026A (en:Method) |
| GB (1) | GB1187899A (en:Method) |
| NL (1) | NL6806098A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102951986A (zh) * | 2011-08-17 | 2013-03-06 | 中国石油化工股份有限公司 | 分离碳五馏分并制取化学级异戊二烯的方法 |
-
1968
- 1968-04-26 GB GB1989668A patent/GB1187899A/en not_active Expired
- 1968-04-29 NL NL6806098A patent/NL6806098A/xx unknown
- 1968-04-29 DE DE19681768317 patent/DE1768317B2/de active Pending
- 1968-04-29 BE BE714425D patent/BE714425A/xx unknown
- 1968-04-29 FR FR1578026D patent/FR1578026A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1578026A (en:Method) | 1969-08-14 |
| GB1187899A (en) | 1970-04-15 |
| NL6806098A (en:Method) | 1968-10-29 |
| DE1768317A1 (de) | 1972-02-17 |
| BE714425A (en:Method) | 1968-10-29 |
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