ATA569973A - Verfahren zur gewinnung von lactamen aus sauren reaktionsgemischen - Google Patents
Verfahren zur gewinnung von lactamen aus sauren reaktionsgemischenInfo
- Publication number
- ATA569973A ATA569973A AT569973A AT569973A ATA569973A AT A569973 A ATA569973 A AT A569973A AT 569973 A AT569973 A AT 569973A AT 569973 A AT569973 A AT 569973A AT A569973 A ATA569973 A AT A569973A
- Authority
- AT
- Austria
- Prior art keywords
- lactamen
- production
- reaction mixtures
- acid reaction
- acid
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/16—Separation or purification
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT26384/72A IT956940B (it) | 1972-06-28 | 1972-06-28 | Procedimento per l estrazione di lattami da miscele acide di rea zione |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| ATA569973A true ATA569973A (de) | 1975-03-15 |
| AT326676B AT326676B (de) | 1975-12-29 |
Family
ID=11219370
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT569973A AT326676B (de) | 1972-06-28 | 1973-06-28 | Verfahren zur gewinnung von lactamen aus sauren reaktionsgemischen |
Country Status (23)
| Country | Link |
|---|---|
| US (1) | US3912721A (de) |
| JP (1) | JPS5544067B2 (de) |
| AR (1) | AR197617A1 (de) |
| AT (1) | AT326676B (de) |
| AU (1) | AU475133B2 (de) |
| BE (1) | BE801610A (de) |
| BR (1) | BR7304800D0 (de) |
| CA (1) | CA1018524A (de) |
| CH (1) | CH602632A5 (de) |
| DE (1) | DE2332973A1 (de) |
| DK (1) | DK133150C (de) |
| ES (1) | ES416415A1 (de) |
| FR (1) | FR2190821B1 (de) |
| GB (1) | GB1430006A (de) |
| IE (1) | IE37857B1 (de) |
| IL (1) | IL42677A (de) |
| IN (1) | IN139738B (de) |
| IT (1) | IT956940B (de) |
| NL (1) | NL7309031A (de) |
| NO (1) | NO143220C (de) |
| SU (1) | SU557754A3 (de) |
| TR (1) | TR17560A (de) |
| ZA (1) | ZA734342B (de) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4013640A (en) * | 1974-04-11 | 1977-03-22 | Union Carbide Corporation | Process for the recovery of amides |
| DE2926279A1 (de) * | 1979-06-29 | 1981-01-08 | Basf Ag | Verfahren zur reinigung von caprolactam |
| US4328154A (en) * | 1980-11-03 | 1982-05-04 | Snia Viscosa Societa' Nazionale Industria Applicazioni Viscosa S.P.A. | Process for the purification of raw caprolactam |
| DE3834904A1 (de) * | 1988-10-13 | 1990-04-19 | Hoechst Ag | Verfahren zur extraktion von n-methyl-pyrrolidon-(2) |
| NL1000781C2 (nl) * | 1995-07-12 | 1997-01-14 | Dsm Nv | Werkwijze voor het winnen van caprolactam uit nylon-6 bevattende afval. |
| EP0826665A1 (de) * | 1996-09-02 | 1998-03-04 | Dsm N.V. | Gewinnung von epsilon-Caprolactam aus wässrigen Gemischen |
| TW420662B (en) * | 1996-02-17 | 2001-02-01 | Du Pont | Recovery of <epsilon>-caprolactam |
| BE1011047A3 (nl) * | 1997-03-17 | 1999-04-06 | Dsm Nv | Werkwijze voor het zuiveren van caprolactam. |
| TW201114740A (en) * | 2009-10-30 | 2011-05-01 | China Petrochemical Dev Corp Taipei Taiwan | Method of separating amide from amino acid ionic solution |
| CN102335573B (zh) * | 2010-07-23 | 2013-09-11 | 中国石油化工股份有限公司 | 一种己内酰胺苛化装置 |
| TWI414508B (zh) | 2011-01-17 | 2013-11-11 | China Petrochemical Dev Corp Taipei Taiwan | A catalyst composition and a method for preparing an amide using the composition |
| RU2458053C1 (ru) * | 2011-06-06 | 2012-08-10 | Открытое акционерное общество "КуйбышевАзот" | Способ управления экстракцией капролактама |
| BR112016007654A2 (pt) * | 2013-10-07 | 2017-11-14 | Gfbiochemicals Ltd | processo para preparar ácido levulínico |
| CN104262252A (zh) * | 2014-10-21 | 2015-01-07 | 湖南百利工程科技股份有限公司 | 一种从己内酰胺硫酸酯中分离己内酰胺和硫酸的方法 |
| CN104387322A (zh) * | 2014-10-21 | 2015-03-04 | 湖南百利工程科技股份有限公司 | 一种低副产硫酸铵的己内酰胺的制备方法 |
| CN104910071A (zh) * | 2015-05-08 | 2015-09-16 | 河北美邦工程科技股份有限公司 | 一种制备己内酰胺的方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH78A (de) * | 1889-01-18 | August Graemiger Anton | Apparat zum Färben, Waschen, Bleichen u. s. w., von Garn in aufgewickeltem Zustande | |
| CH446342A (de) * | 1963-11-29 | 1967-11-15 | Bayer Ag | Verfahren zum Herstellen reiner Lactame |
-
1972
- 1972-06-28 IT IT26384/72A patent/IT956940B/it active
-
1973
- 1973-06-25 NO NO2630/73A patent/NO143220C/no unknown
- 1973-06-26 ZA ZA734342A patent/ZA734342B/xx unknown
- 1973-06-26 US US373799A patent/US3912721A/en not_active Expired - Lifetime
- 1973-06-27 CH CH940773A patent/CH602632A5/xx not_active IP Right Cessation
- 1973-06-27 SU SU1937628A patent/SU557754A3/ru active
- 1973-06-27 IE IE1074/73A patent/IE37857B1/xx unknown
- 1973-06-27 DK DK356573*A patent/DK133150C/da active
- 1973-06-27 GB GB3045773A patent/GB1430006A/en not_active Expired
- 1973-06-28 BR BR4800/73A patent/BR7304800D0/pt unknown
- 1973-06-28 TR TR17560A patent/TR17560A/xx unknown
- 1973-06-28 BE BE132858A patent/BE801610A/xx unknown
- 1973-06-28 FR FR7323688A patent/FR2190821B1/fr not_active Expired
- 1973-06-28 AU AU57449/73A patent/AU475133B2/en not_active Expired
- 1973-06-28 DE DE2332973A patent/DE2332973A1/de not_active Ceased
- 1973-06-28 ES ES416415A patent/ES416415A1/es not_active Expired
- 1973-06-28 CA CA175,181A patent/CA1018524A/en not_active Expired
- 1973-06-28 AT AT569973A patent/AT326676B/de active
- 1973-06-28 JP JP7235473A patent/JPS5544067B2/ja not_active Expired
- 1973-06-28 AR AR248801A patent/AR197617A1/es active
- 1973-06-28 NL NL7309031A patent/NL7309031A/xx not_active Application Discontinuation
- 1973-06-28 IN IN1513/CAL/1973A patent/IN139738B/en unknown
- 1973-07-06 IL IL42677A patent/IL42677A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BE801610A (fr) | 1973-12-28 |
| DK133150B (da) | 1976-03-29 |
| NL7309031A (de) | 1974-01-02 |
| SU557754A3 (ru) | 1977-05-05 |
| IT956940B (it) | 1973-10-10 |
| BR7304800D0 (pt) | 1974-09-05 |
| IL42677A (en) | 1976-06-30 |
| NO143220B (no) | 1980-09-22 |
| IN139738B (de) | 1976-07-24 |
| AU5744973A (en) | 1975-01-09 |
| IE37857B1 (en) | 1977-10-26 |
| ZA734342B (en) | 1974-05-29 |
| DK133150C (da) | 1976-08-30 |
| ES416415A1 (es) | 1976-03-01 |
| DE2332973A1 (de) | 1974-01-10 |
| GB1430006A (en) | 1976-03-31 |
| US3912721A (en) | 1975-10-14 |
| JPS5544067B2 (de) | 1980-11-10 |
| NO143220C (no) | 1981-01-02 |
| AU475133B2 (en) | 1976-08-12 |
| FR2190821A1 (de) | 1974-02-01 |
| CH602632A5 (de) | 1978-07-31 |
| AT326676B (de) | 1975-12-29 |
| FR2190821B1 (de) | 1978-12-01 |
| CA1018524A (en) | 1977-10-04 |
| IE37857L (en) | 1973-12-28 |
| JPS4955683A (de) | 1974-05-30 |
| TR17560A (tr) | 1975-07-23 |
| AR197617A1 (es) | 1974-04-23 |
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