RU2006105386A - Способ получения и выделения динитрилов - Google Patents
Способ получения и выделения динитрилов Download PDFInfo
- Publication number
- RU2006105386A RU2006105386A RU2006105386/04A RU2006105386A RU2006105386A RU 2006105386 A RU2006105386 A RU 2006105386A RU 2006105386/04 A RU2006105386/04 A RU 2006105386/04A RU 2006105386 A RU2006105386 A RU 2006105386A RU 2006105386 A RU2006105386 A RU 2006105386A
- Authority
- RU
- Russia
- Prior art keywords
- dinitriles
- column
- intermediate fraction
- fraction containing
- recovery
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/32—Separation; Purification; Stabilisation; Use of additives
- C07C253/34—Separation; Purification
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
- C07B43/00—Formation or introduction of functional groups containing nitrogen
- C07B43/08—Formation or introduction of functional groups containing nitrogen of cyano groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/08—Preparation of carboxylic acid nitriles by addition of hydrogen cyanide or salts thereof to unsaturated compounds
- C07C253/10—Preparation of carboxylic acid nitriles by addition of hydrogen cyanide or salts thereof to unsaturated compounds to compounds containing carbon-to-carbon double bonds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C255/00—Carboxylic acid nitriles
- C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
- C07C255/02—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and saturated carbon skeleton
- C07C255/04—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and saturated carbon skeleton containing two cyano groups bound to the carbon skeleton
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/20—Power plant
Claims (8)
1. Способ получения и выделения динитрилов из среды, происходящей из процесса гидроцианирования ненасыщенных мононитрилов, отличающийся тем, что он состоит в загрузке содержащей динитрилы среды в дистилляционную колонну, рекуперации из головной части колонны соединений с более низкой температурой кипения, чем таковая динитрилов, рекуперации содержащей динитрилы промежуточной фракции с теоретической тарелки, расположенной в нижней части колонны по отношению к месту загрузки содержащей динитрилы среды, и рекуперации из основания колонны продуктов с более высокой температурой кипения, чем таковая динитрилов.
2. Способ по п.1, отличающийся тем, что температура основания колонны составляет ниже 200°С, предпочтительно от 140 до 190°С.
3. Способ по п.1 или 2, отличающийся тем, что рекуперацию промежуточной фракции осуществляют без флегмы.
4. Способ по п.1 или 2, отличающийся тем, что рекуперацию промежуточной фракции осуществляют с флегмовым числом, составляющим от 1 до 6 мас.% промежуточной фракции.
5. Способ по п.1, отличающийся тем, что динитрилами являются соединения следующей общей формулы (I):
в которой радикал R означает насыщенный углеводородный радикал с 2-10 атомами углерода.
6. Способ по п.5, отличающийся тем, что динитрилы выбирают из группы, состоящей из адипонтрила, метилглутаронитрила, этилсукцинонитрила.
7. Способ по п.1, отличающийся тем, что его осуществляют при давлении от 1 до 5 кПа.
8. Способ по п.1, отличающийся тем, что дистилляционной колонной является тарельчатая колонна, насадочная колонна или колонна с перегородками.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0309152A FR2857965B1 (fr) | 2003-07-25 | 2003-07-25 | Procede de fabrication et de separation de composes dinitriles |
| FR0309152 | 2003-07-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| RU2006105386A true RU2006105386A (ru) | 2006-06-27 |
| RU2315751C2 RU2315751C2 (ru) | 2008-01-27 |
Family
ID=33561121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2006105386/04A RU2315751C2 (ru) | 2003-07-25 | 2004-07-23 | Способ получения и выделения динитрилов |
Country Status (11)
| Country | Link |
|---|---|
| US (1) | US7501045B2 (ru) |
| EP (1) | EP1648860B2 (ru) |
| JP (1) | JP4451444B2 (ru) |
| KR (1) | KR100719825B1 (ru) |
| CN (1) | CN100351227C (ru) |
| AT (1) | ATE539049T1 (ru) |
| FR (1) | FR2857965B1 (ru) |
| RU (1) | RU2315751C2 (ru) |
| TW (1) | TWI298319B (ru) |
| UA (1) | UA78464C2 (ru) |
| WO (1) | WO2005019160A1 (ru) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2850966B1 (fr) | 2003-02-10 | 2005-03-18 | Rhodia Polyamide Intermediates | Procede de fabrication de composes dinitriles |
| FR2854891B1 (fr) | 2003-05-12 | 2006-07-07 | Rhodia Polyamide Intermediates | Procede de preparation de dinitriles |
| FR2878848B1 (fr) * | 2004-12-07 | 2007-01-05 | Rhodia Chimie Sa | Procede de fabrication de composes dinitriles |
| EP2322503B1 (en) | 2005-10-18 | 2014-12-31 | Invista Technologies S.à.r.l. | Process of making 3-aminopentanenitrile |
| EP1996598B1 (en) | 2006-03-17 | 2013-10-16 | Invista Technologies S.à.r.l. | Method for the purification of triorganophosphites by treatment with a basic additive |
| US7919646B2 (en) | 2006-07-14 | 2011-04-05 | Invista North America S.A R.L. | Hydrocyanation of 2-pentenenitrile |
| US7880028B2 (en) | 2006-07-14 | 2011-02-01 | Invista North America S.A R.L. | Process for making 3-pentenenitrile by hydrocyanation of butadiene |
| WO2009075692A2 (en) | 2007-05-14 | 2009-06-18 | Invista Technologies S.A.R.L. | High efficiency reactor and process |
| US8101790B2 (en) | 2007-06-13 | 2012-01-24 | Invista North America S.A.R.L. | Process for improving adiponitrile quality |
| ITTV20080004A1 (it) * | 2008-01-10 | 2009-07-11 | Nice Spa | Azionamento per avvolgibili con protezione contro vento eccessivo |
| US7977502B2 (en) | 2008-01-15 | 2011-07-12 | Invista North America S.A R.L. | Process for making and refining 3-pentenenitrile, and for refining 2-methyl-3-butenenitrile |
| CN101918356B (zh) | 2008-01-15 | 2013-09-25 | 因温斯特技术公司 | 戊烯腈的氢氰化 |
| FR2926549B1 (fr) | 2008-01-18 | 2015-05-01 | Rhodia Operations | Procede de fabrication de composes nitriles |
| EP2257516A4 (en) * | 2008-03-19 | 2012-12-12 | Invista Tech Sarl | METHOD FOR THE PRODUCTION OF CYCLODODECATRIOS AND METHOD FOR THE PRODUCTION OF LAUROLACTONE |
| CN102177122B (zh) | 2008-10-14 | 2013-12-11 | 因温斯特技术公司 | 用于制备2-仲烷基-4，5-二-(正烷基)苯酚的方法 |
| US8338636B2 (en) | 2009-08-07 | 2012-12-25 | Invista North America S.A R.L. | Hydrogenation and esterification to form diesters |
| WO2014210191A1 (en) | 2013-06-26 | 2014-12-31 | Invista Technologies S.A R.L. | Improved process for refining nitriles |
| CN103521158B (zh) * | 2013-10-29 | 2015-12-02 | 万华化学集团股份有限公司 | 一种连续化制备丁二腈的方法 |
| DK3102562T3 (en) * | 2014-02-07 | 2018-05-07 | Basf Se | PROCEDURE FOR CLEANING ADIPODINITRIL (ADN) |
| CN105983242A (zh) * | 2015-01-31 | 2016-10-05 | 中国石油化工股份有限公司 | 塔设备及其用途 |
| EP3452443B1 (en) | 2016-05-02 | 2020-05-13 | INVISTA Textiles (U.K.) Limited | Process for reducing cpi in a dinitrile stream |
| US11780804B2 (en) * | 2019-05-24 | 2023-10-10 | Ascend Performance Materials Operations Llc | Tricyanohexane purification methods |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1268611C2 (de) * | 1964-11-18 | 1976-03-04 | Davy International Ag, 6000 Frankfurt | Verfahren zur reinigung von adipinsaeuredinitril durch destillation |
| GB1565443A (en) * | 1977-03-28 | 1980-04-23 | Ici Ltd | Manufacture of organic nitriles |
| JPS58225048A (ja) * | 1982-06-22 | 1983-12-27 | Asahi Chem Ind Co Ltd | メタクリロニトリルの製造法 |
| DE19704612A1 (de) * | 1997-02-07 | 1998-08-13 | Basf Ag | Verfahren zur Gewinnung von Hexamethylendiamin aus Hexamethylendiamin enthaltenden Mischungen |
| US6860971B2 (en) * | 1998-06-15 | 2005-03-01 | Gregory J. Ward | Process for recovery of olefinically unsaturated nitriles |
| DE19832529A1 (de) † | 1998-07-20 | 2000-01-27 | Basf Ag | Verbessertes Verfahren zur gleichzeitigen Herstellung von 6-Aminocapronitril und Hexamethylendiamin |
| DE10049265A1 (de) * | 2000-09-28 | 2002-04-11 | Basf Ag | Verfahren zur Trennung von Pentennitril-Isomeren |
| US6599348B2 (en) * | 2001-06-01 | 2003-07-29 | Celanese International Corporation | Methods for reducing entrainment of solids and liquids |
| US6599398B1 (en) * | 2002-07-17 | 2003-07-29 | E. I. Du Pont De Nemours And Company | Recovery of adiponitrile from a mixture of adiponitrile, aminocapronitrile and hexamethylenediamine |
| FR2854892B1 (fr) * | 2003-05-12 | 2005-06-24 | Rhodia Polyamide Intermediates | Procede de fabrication de dinitriles |
| DE102004004716A1 (de) * | 2004-01-29 | 2005-08-18 | Basf Ag | Isomerisierung von cis-2-Pentennitril zu 3-Pentennitril in einer Reaktivdestillation |
-
2003
- 2003-07-25 FR FR0309152A patent/FR2857965B1/fr not_active Expired - Lifetime
-
2004
- 2004-07-23 EP EP04767766.1A patent/EP1648860B2/fr active Active
- 2004-07-23 KR KR1020067001787A patent/KR100719825B1/ko not_active IP Right Cessation
- 2004-07-23 US US10/565,483 patent/US7501045B2/en active Active
- 2004-07-23 CN CNB2004800235711A patent/CN100351227C/zh active Active
- 2004-07-23 UA UAA200600616A patent/UA78464C2/ru unknown
- 2004-07-23 TW TW093122202A patent/TWI298319B/zh not_active IP Right Cessation
- 2004-07-23 AT AT04767766T patent/ATE539049T1/de active
- 2004-07-23 WO PCT/FR2004/001972 patent/WO2005019160A1/fr active IP Right Grant
- 2004-07-23 RU RU2006105386/04A patent/RU2315751C2/ru not_active IP Right Cessation
- 2004-07-23 JP JP2006520867A patent/JP4451444B2/ja not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| EP1648860B1 (fr) | 2011-12-28 |
| JP2006528616A (ja) | 2006-12-21 |
| KR100719825B1 (ko) | 2007-05-18 |
| WO2005019160A1 (fr) | 2005-03-03 |
| KR20060059982A (ko) | 2006-06-02 |
| EP1648860A1 (fr) | 2006-04-26 |
| US20060175189A1 (en) | 2006-08-10 |
| TWI298319B (en) | 2008-07-01 |
| US7501045B2 (en) | 2009-03-10 |
| CN100351227C (zh) | 2007-11-28 |
| CN1835915A (zh) | 2006-09-20 |
| TW200510266A (en) | 2005-03-16 |
| ATE539049T1 (de) | 2012-01-15 |
| EP1648860B2 (fr) | 2014-09-10 |
| FR2857965B1 (fr) | 2005-08-26 |
| FR2857965A1 (fr) | 2005-01-28 |
| RU2315751C2 (ru) | 2008-01-27 |
| JP4451444B2 (ja) | 2010-04-14 |
| UA78464C2 (ru) | 2007-03-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2006105386A (ru) | Способ получения и выделения динитрилов | |
| US7566800B2 (en) | Homogeneous isomerization of cis-2-pentene nitrile to form 3-pentene nitrile | |
| KR20060136418A (ko) | 3-펜텐니트릴을 형성하기 위한 시스-2-펜텐니트릴의 균질이성질화 | |
| RU2006128923A (ru) | Способ выделения и очистки олефиновых ненасыщенных нитрилов (варианты) | |
| US6852199B2 (en) | Method for separating pentenenitrile isomers | |
| RU97113741A (ru) | Способ одновременного получения капролактама и гексаметилендиамина | |
| US8163139B2 (en) | Process for the distillative separation of mixtures comprising monoethylene glycol and diethylentriamine | |
| KR101144690B1 (ko) | 헥사메틸렌 디아민 및 아미노카프로니트릴 제조 방법 | |
| EP1603651B1 (en) | Distillative method for separating hexamethylenediamine from a mixture comprising hexamethylenediamine, -aminocapronitrile and tetrahydroazepine | |
| US4320091A (en) | Apparatus for two stage catalytic hydrogenation of olefinically unsaturated dinitriles | |
| US4331557A (en) | Regeneration of ruthenium-containing catalyst | |
| JP5944924B2 (ja) | １又は複数のアミン副生成物を１又は複数の所望のアミンから分離する方法 | |
| KR100480409B1 (ko) | 헥사메틸렌디아민 및 2-아미노메틸시클로펜틸아민 함유 혼합물로 부터 2-아미노메틸시클로펜틸아민의 분리 방법 | |
| EP2841414B1 (de) | Verfahren zur isomerisierung von cis-2-pentennitril zu 3-pentennitrilen | |
| US20050080309A1 (en) | Production of 1-alkenes from mixed olefin streams using catalytic distillation | |
| WO2019166483A1 (en) | Process for the separation of alkanolamine from a mixture comprising an aliphatic primary diamine | |
| ES421209A1 (es) | Procedimiento para la separacion de hidrocarburos aromati- cos de elevada pureza de mezclas que los contengan. | |
| US4288626A (en) | Process for hydrogenation of unsaturated dinitriles | |
| KR100245980B1 (ko) | 호모바닐릭아미드 유도체 및 이의 제조방법 | |
| RU2291849C1 (ru) | Способ выделения бензола | |
| US4263228A (en) | Two stage catalytic hydrogenation of olefinically unsaturated dinitriles | |
| SU439143A1 (ru) | Способ выделени аллена и метилацетилена из смеси углеводородных газов | |
| GB2077123A (en) | Separating constituents of a reaction mixture | |
| Minoli et al. | Terpene compounds as drugs. 14. Terpenyl carbamates as central nervous system depressants | |
| RU2000105655A (ru) | Способ выделения n-метиланилина из катализатов n-гидроалкилирования анилина метанолом |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PC43 | Official registration of the transfer of the exclusive right without contract for inventions |
Effective date: 20140602 |
|
| MM4A | The patent is invalid due to non-payment of fees |
Effective date: 20160724 |