NO139477C - Fremgangsmaate til utvinning av isopren i azeotrop blanding med n-pentan fra c-5 hydrocarbonblanding ved to-trinns destillasjon - Google Patents
Fremgangsmaate til utvinning av isopren i azeotrop blanding med n-pentan fra c-5 hydrocarbonblanding ved to-trinns destillasjonInfo
- Publication number
- NO139477C NO139477C NO742903A NO742903A NO139477C NO 139477 C NO139477 C NO 139477C NO 742903 A NO742903 A NO 742903A NO 742903 A NO742903 A NO 742903A NO 139477 C NO139477 C NO 139477C
- Authority
- NO
- Norway
- Prior art keywords
- mixture
- azeotrop
- pentane
- procedure
- step distillation
- Prior art date
Links
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 title 2
- 239000000203 mixture Substances 0.000 title 2
- -1 C-5 HYDROCARBON Chemical class 0.000 title 1
- 239000004215 Carbon black (E152) Substances 0.000 title 1
- 238000004821 distillation Methods 0.000 title 1
- 229930195733 hydrocarbon Natural products 0.000 title 1
- 238000000034 method Methods 0.000 title 1
Classifications
-
- 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)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/457,329 US3947506A (en) | 1974-04-03 | 1974-04-03 | Recovery of isoprene |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NO742903L NO742903L (ro) | 1975-10-06 |
| NO139477B NO139477B (no) | 1978-12-11 |
| NO139477C true NO139477C (no) | 1979-03-21 |
Family
ID=23816312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO742903A NO139477C (no) | 1974-04-03 | 1974-08-13 | Fremgangsmaate til utvinning av isopren i azeotrop blanding med n-pentan fra c-5 hydrocarbonblanding ved to-trinns destillasjon |
Country Status (20)
| Country | Link |
|---|---|
| US (1) | US3947506A (ro) |
| JP (1) | JPS5638570B2 (ro) |
| AR (1) | AR204413A1 (ro) |
| BE (1) | BE818853A (ro) |
| BR (1) | BR7407225A (ro) |
| CA (1) | CA1050468A (ro) |
| DE (1) | DE2444232C3 (ro) |
| EG (1) | EG11396A (ro) |
| ES (1) | ES429536A1 (ro) |
| FR (1) | FR2266677B1 (ro) |
| GB (1) | GB1474728A (ro) |
| IT (1) | IT1021911B (ro) |
| NL (1) | NL7415287A (ro) |
| NO (1) | NO139477C (ro) |
| PL (1) | PL108032B1 (ro) |
| RO (1) | RO73091A (ro) |
| SE (1) | SE392462B (ro) |
| SU (1) | SU740153A3 (ro) |
| TR (1) | TR18691A (ro) |
| ZA (1) | ZA745187B (ro) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| US4570029A (en) * | 1985-03-04 | 1986-02-11 | Uop Inc. | Process for separating isoprene |
| ES2212402T3 (es) * | 1998-03-05 | 2004-07-16 | Bp Koln Gmbh | Procedimiento para la obtencion de ciclopentano y/o ciclopenteno. |
| KR100458361B1 (ko) * | 2001-09-25 | 2004-11-26 | 한국과학기술연구원 | 추출증류에 의하여 ｃ5 유분에서 이소프렌을 분리하는 방법 |
| WO2016097999A1 (en) * | 2014-12-18 | 2016-06-23 | Sabic Global Technologies B.V. | Isoprene extraction with preserved c5 feedstock |
| CN106478356B (zh) * | 2015-08-26 | 2020-03-13 | 中国石油化工股份有限公司 | 由碳五副产馏分中分离戊烯-1和戊烯-2的方法 |
| CN106478354B (zh) * | 2015-08-26 | 2020-03-17 | 中国石油化工股份有限公司 | 一种由碳五副产馏分中分离戊烯-1和戊烯-2的方法 |
| WO2017103736A1 (en) * | 2015-12-14 | 2017-06-22 | Sabic Global Technologies B.V. | Methods and systems for recovering dicyclopentadiene from pygas |
| CN114887345B (zh) * | 2022-06-10 | 2025-01-28 | 拓烯科技(衢州)有限公司 | 一种4-甲基-1-戊烯分离装置和工艺 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2614969A (en) * | 1948-10-22 | 1952-10-21 | Standard Oil Dev Co | Process for separating c5 diolefins |
| BE672305A (ro) * | 1962-05-18 | |||
| NL302120A (ro) * | 1963-07-10 | 1900-01-01 | ||
| GB1093413A (en) * | 1964-11-06 | 1967-11-29 | Internat Synthetic Rubber Comp | Separation of hydrocarbons |
| US3439060A (en) * | 1966-06-21 | 1969-04-15 | Goodyear Tire & Rubber | Selective removal of cyclopentadiene from a mixture containing at least one other hydrocarbon |
| US3557239A (en) * | 1969-12-31 | 1971-01-19 | Monsanto Co | Treatment of isoprene streams |
| US3692861A (en) * | 1970-02-06 | 1972-09-19 | Japan Synthetic Rubber Co Ltd | Process for producing highly pure isoprene |
-
1974
- 1974-01-01 AR AR255166A patent/AR204413A1/es active
- 1974-04-03 US US05/457,329 patent/US3947506A/en not_active Expired - Lifetime
- 1974-07-15 FR FR7424475A patent/FR2266677B1/fr not_active Expired
- 1974-08-13 NO NO742903A patent/NO139477C/no unknown
- 1974-08-13 CA CA206,910A patent/CA1050468A/en not_active Expired
- 1974-08-13 ZA ZA00745187A patent/ZA745187B/xx unknown
- 1974-08-14 BE BE147608A patent/BE818853A/xx not_active IP Right Cessation
- 1974-08-14 SE SE7410379A patent/SE392462B/xx unknown
- 1974-08-22 GB GB3693474A patent/GB1474728A/en not_active Expired
- 1974-08-26 ES ES429536A patent/ES429536A1/es not_active Expired
- 1974-08-30 BR BR7225/74A patent/BR7407225A/pt unknown
- 1974-09-16 SU SU742060746A patent/SU740153A3/ru active
- 1974-09-16 DE DE2444232A patent/DE2444232C3/de not_active Expired
- 1974-09-25 RO RO7480069A patent/RO73091A/ro unknown
- 1974-09-28 EG EG432/74A patent/EG11396A/xx active
- 1974-10-22 JP JP12187574A patent/JPS5638570B2/ja not_active Expired
- 1974-10-23 IT IT53700/74A patent/IT1021911B/it active
- 1974-11-19 TR TR18691A patent/TR18691A/xx unknown
- 1974-11-22 NL NL7415287A patent/NL7415287A/xx unknown
-
1975
- 1975-02-05 PL PL1975177833A patent/PL108032B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2444232C3 (de) | 1981-11-19 |
| CA1050468A (en) | 1979-03-13 |
| DE2444232A1 (de) | 1975-10-16 |
| IT1021911B (it) | 1978-02-20 |
| ZA745187B (en) | 1975-08-27 |
| BR7407225A (pt) | 1976-04-20 |
| JPS5638570B2 (ro) | 1981-09-08 |
| FR2266677B1 (ro) | 1978-11-24 |
| NO139477B (no) | 1978-12-11 |
| NL7415287A (nl) | 1975-10-07 |
| AU7251974A (en) | 1976-02-26 |
| DE2444232B2 (de) | 1980-09-18 |
| RO73091A (ro) | 1982-09-09 |
| ES429536A1 (es) | 1976-09-01 |
| GB1474728A (en) | 1977-05-25 |
| JPS50130701A (ro) | 1975-10-16 |
| AR204413A1 (es) | 1976-02-06 |
| US3947506A (en) | 1976-03-30 |
| TR18691A (tr) | 1977-06-23 |
| SE7410379L (sv) | 1975-10-06 |
| FR2266677A1 (ro) | 1975-10-31 |
| SU740153A3 (ru) | 1980-06-05 |
| PL108032B1 (pl) | 1980-03-31 |
| NO742903L (ro) | 1975-10-06 |
| SE392462B (sv) | 1977-03-28 |
| BE818853A (fr) | 1974-12-02 |
| EG11396A (en) | 1978-03-29 |
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