DK130919B - Fremgangsmåde til udvinding af isopren fra isoprenholdige carbonhydridblandinger. - Google Patents
Fremgangsmåde til udvinding af isopren fra isoprenholdige carbonhydridblandinger.Info
- Publication number
- DK130919B DK130919B DK639671AA DK639671A DK130919B DK 130919 B DK130919 B DK 130919B DK 639671A A DK639671A A DK 639671AA DK 639671 A DK639671 A DK 639671A DK 130919 B DK130919 B DK 130919B
- Authority
- DK
- Denmark
- Prior art keywords
- isoprene
- containing hydrocarbon
- recovering
- hydrocarbon mixtures
- mixtures
- Prior art date
Links
Classifications
-
- 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
- C07C7/05—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds
- C07C7/08—Purification; Separation; Use of additives by distillation with the aid of auxiliary compounds by extractive 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT3361370 | 1970-12-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DK130919B true DK130919B (da) | 1975-05-05 |
| DK130919C DK130919C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1975-10-06 |
Family
ID=11237947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DK639671AA DK130919B (da) | 1970-12-29 | 1971-12-28 | Fremgangsmåde til udvinding af isopren fra isoprenholdige carbonhydridblandinger. |
Country Status (21)
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4081332A (en) * | 1976-08-27 | 1978-03-28 | The B. F. Goodrich Company | Extractive distillation of C5 hydrocarbons using acetonitrile and additives |
| JPS6021125B2 (ja) * | 1976-12-20 | 1985-05-25 | ジェイエスアール株式会社 | イソプレンの精製法 |
| US4134795A (en) * | 1978-04-05 | 1979-01-16 | The Goodyear Tire & Rubber Company | Acetylenes removal from diolefin streams by extractive distillation |
| DE2911395C2 (de) * | 1979-03-23 | 1985-03-14 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Gewinnung eines konjugierten Diolefins aus einem C↓4↓- oder C↓5↓-Kohlenwasserstoffgemisch |
| EP0130244A1 (en) * | 1983-06-29 | 1985-01-09 | The C.W. Nofsinger Company | Extractive distillation process for the purification of diolefins |
| DE3338269A1 (de) * | 1983-10-21 | 1985-05-02 | Basf Ag, 6700 Ludwigshafen | Verfahren zur gewinnung von isopren aus einem c(pfeil abwaerts)5(pfeil abwaerts)-kohlenwasserstoffgemisch |
| US4629533A (en) * | 1985-01-31 | 1986-12-16 | Phillips Petroleum Company | Isolation of 3-methyl-1-butene from a hydrocarbon stream |
| US4954224A (en) * | 1989-09-08 | 1990-09-04 | Brown Ronald E | Extractive distillation of hydrocarbon feeds employing mixed solvent |
| US4955468A (en) * | 1989-09-08 | 1990-09-11 | Phillips Petroleum Company | Separation of hydrocarbon mixtures |
| US5154802A (en) * | 1991-07-17 | 1992-10-13 | Phillips Petroleum Company | Separation of unsaturated hydrocarbons by extractive distillation |
| US8197646B2 (en) * | 2006-09-28 | 2012-06-12 | Basf Se | Processes for continuous fractional distillation of mixtures comprising morpholine, monoaminodiglycol, ammonia and water |
| EP2079717B1 (de) * | 2006-09-28 | 2010-03-03 | Basf Se | Verfahren zur kontinuierlichen destillativen auftrennung von gemischen enthaltend morpholin (mo), monoaminodiglykol (adg), ammoniak und wasser |
| EP2077990B1 (de) * | 2006-09-28 | 2013-08-07 | Basf Se | Verfahren zur kontinuierlichen destillativen auftrennung von gemischen enthaltend morpholin (mo), monoaminodiglykol (adg), ammoniak und wasser |
| CN101337132B (zh) * | 2008-08-04 | 2013-08-21 | 董保军 | 萃取精馏工艺 |
| AR101431A1 (es) * | 2013-06-05 | 2016-12-21 | Gtc Technology Us Llc | Proceso y aparatos para separar di-olefinas c₅ de naftas de pirólisis |
| WO2015026649A1 (en) | 2013-08-22 | 2015-02-26 | General Electric Company | Use of polyamines as a cs2 scavenger in isoprene production |
| CN107001187A (zh) * | 2014-12-18 | 2017-08-01 | 沙特基础工业全球技术有限公司 | 使用保留的c5原料的异戊二烯萃取 |
| CN111320520B (zh) * | 2018-12-14 | 2024-01-23 | 中国石油化工股份有限公司 | 一种用于丁二烯分离的萃取精馏塔和分离方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2426705A (en) * | 1942-12-29 | 1947-09-02 | Standard Oil Dev Co | Recovery of isoprene by fractionation and extractive distillation |
| US2461346A (en) * | 1944-12-28 | 1949-02-08 | Standard Oil Dev Co | Separation of hydrocarbons |
| US3012947A (en) * | 1959-06-15 | 1961-12-12 | Exxon Research Engineering Co | Recovery of high purity isoprene from light steam cracked distillate |
| US3038016A (en) * | 1959-08-17 | 1962-06-05 | Phillips Petroleum Co | Isoprene separation |
| BE672305A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1962-05-18 | |||
| SE353078B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1965-12-30 | 1973-01-22 | Japanese Geon Co Ltd | |
| US3510405A (en) * | 1967-11-11 | 1970-05-05 | Nippon Zeon Co | Isoprene purification process |
| US3634537A (en) * | 1969-05-14 | 1972-01-11 | Phillips Petroleum Co | Solvent extraction process |
| BE754702A (fr) * | 1969-08-13 | 1971-01-18 | Metallgesellschaft Ag | Procede de dissociation de melanges d'hydrocarbures, et produits obtenus |
-
1971
- 1971-12-13 AU AU36794/71A patent/AU468106B2/en not_active Expired
- 1971-12-23 BE BE777186A patent/BE777186A/xx not_active IP Right Cessation
- 1971-12-23 GB GB6008971A patent/GB1340149A/en not_active Expired
- 1971-12-24 FR FR7146538A patent/FR2124658A5/fr not_active Expired
- 1971-12-24 CA CA131,174A patent/CA957321A/en not_active Expired
- 1971-12-25 RO RO69193A patent/RO61668A/ro unknown
- 1971-12-27 ES ES398777A patent/ES398777A1/es not_active Expired
- 1971-12-27 YU YU3273/71A patent/YU34872B/xx unknown
- 1971-12-28 BG BG019358A patent/BG22800A3/xx unknown
- 1971-12-28 HU HUSA2296A patent/HU167163B/hu unknown
- 1971-12-28 PL PL1971152528A patent/PL82897B1/pl unknown
- 1971-12-28 SU SU1728983A patent/SU473353A3/ru active
- 1971-12-28 LU LU64525D patent/LU64525A1/xx unknown
- 1971-12-28 DK DK639671AA patent/DK130919B/da not_active IP Right Cessation
- 1971-12-29 US US213544A patent/US3860496A/en not_active Expired - Lifetime
- 1971-12-29 JP JP723717A patent/JPS5328403B1/ja active Pending
- 1971-12-29 AT AT1123971A patent/AT319192B/de not_active IP Right Cessation
- 1971-12-29 NL NLAANVRAGE7118073,A patent/NL171150C/xx not_active IP Right Cessation
- 1971-12-29 ZA ZA718692A patent/ZA718692B/xx unknown
- 1971-12-29 CS CS719078A patent/CS195664B2/cs unknown
- 1971-12-31 BR BR8716/71A patent/BR7108716D0/pt unknown
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PBP | Patent lapsed |