GB996322A - Simultaneous recovery of pure ammonium sulphate and pure lactams from rearrangement mixtures of alicyclic ketoximes - Google Patents
Simultaneous recovery of pure ammonium sulphate and pure lactams from rearrangement mixtures of alicyclic ketoximesInfo
- Publication number
- GB996322A GB996322A GB1568962A GB1568962A GB996322A GB 996322 A GB996322 A GB 996322A GB 1568962 A GB1568962 A GB 1568962A GB 1568962 A GB1568962 A GB 1568962A GB 996322 A GB996322 A GB 996322A
- Authority
- GB
- United Kingdom
- Prior art keywords
- ammonium sulphate
- lactam
- mother liquor
- weight
- amount
- 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.)
- Expired
Links
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 title abstract 15
- 229910052921 ammonium sulfate Inorganic materials 0.000 title abstract 10
- 239000001166 ammonium sulphate Substances 0.000 title abstract 10
- 235000011130 ammonium sulphate Nutrition 0.000 title abstract 10
- 150000003951 lactams Chemical class 0.000 title abstract 10
- 230000008707 rearrangement Effects 0.000 title abstract 6
- 239000000203 mixture Substances 0.000 title abstract 5
- 238000011084 recovery Methods 0.000 title abstract 2
- 125000002723 alicyclic group Chemical group 0.000 title 1
- 239000011541 reaction mixture Substances 0.000 abstract 7
- 239000012452 mother liquor Substances 0.000 abstract 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract 4
- 238000001704 evaporation Methods 0.000 abstract 4
- 238000006386 neutralization reaction Methods 0.000 abstract 4
- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Chemical compound O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 abstract 4
- 239000001117 sulphuric acid Substances 0.000 abstract 4
- 235000011149 sulphuric acid Nutrition 0.000 abstract 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 abstract 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 abstract 3
- 238000000034 method Methods 0.000 abstract 3
- 229910021529 ammonia Inorganic materials 0.000 abstract 2
- 125000004432 carbon atom Chemical group C* 0.000 abstract 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 abstract 2
- 238000007865 diluting Methods 0.000 abstract 2
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 abstract 2
- 230000008020 evaporation Effects 0.000 abstract 2
- 230000003472 neutralizing effect Effects 0.000 abstract 2
- 150000002923 oximes Chemical class 0.000 abstract 2
- MCJGNVYPOGVAJF-UHFFFAOYSA-N quinolin-8-ol Chemical compound C1=CN=C2C(O)=CC=CC2=C1 MCJGNVYPOGVAJF-UHFFFAOYSA-N 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 238000006237 Beckmann rearrangement reaction Methods 0.000 abstract 1
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 abstract 1
- YDLSUFFXJYEVHW-UHFFFAOYSA-N azonan-2-one Chemical compound O=C1CCCCCCCN1 YDLSUFFXJYEVHW-UHFFFAOYSA-N 0.000 abstract 1
- IIRFCWANHMSDCG-UHFFFAOYSA-N cyclooctanone Chemical compound O=C1CCCCCCC1 IIRFCWANHMSDCG-UHFFFAOYSA-N 0.000 abstract 1
- 238000000605 extraction Methods 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 239000008096 xylene Substances 0.000 abstract 1
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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C1/00—Ammonia; Compounds thereof
- C01C1/24—Sulfates of ammonium
- C01C1/242—Preparation from ammonia and sulfuric acid or sulfur trioxide
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
- Pyrrole Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEB62294A DE1194863B (de) | 1961-04-27 | 1961-04-27 | Verfahren zur gleichzeitigen Gewinnung von reinem Ammoniumsulfat und reinen Lactamen aus Gemischen, die durch Beckmannsche Umlagerung von cycloaliphatischen Ketoximen mit Schwefelsaeure oder Oleum erhalten worden sind |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB996322A true GB996322A (en) | 1965-06-23 |
Family
ID=6973517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1568962A Expired GB996322A (en) | 1961-04-27 | 1962-04-25 | Simultaneous recovery of pure ammonium sulphate and pure lactams from rearrangement mixtures of alicyclic ketoximes |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH415640A (enrdf_load_stackoverflow) |
| DE (1) | DE1194863B (enrdf_load_stackoverflow) |
| GB (1) | GB996322A (enrdf_load_stackoverflow) |
| NL (2) | NL141509B (enrdf_load_stackoverflow) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0264126A3 (en) * | 1986-10-17 | 1988-06-22 | Basf Aktiengesellschaft | Process for the neutralisation of reaction mixtures obtained by the beckmann rearangement of cyclohexanone oximes |
| CN103896838A (zh) * | 2012-12-28 | 2014-07-02 | 帝斯曼知识产权资产管理有限公司 | 连续生产ε-己内酰胺的方法和设备 |
| CN103896840A (zh) * | 2012-12-28 | 2014-07-02 | 帝斯曼知识产权资产管理有限公司 | 连续生产ε-己内酰胺的方法和设备 |
| WO2015010885A1 (en) * | 2013-07-26 | 2015-01-29 | Dsm Ip Assets B.V. | Continuous process for recovery of caprolactam and crystalline ammonium sulfate |
| CN111408157A (zh) * | 2020-04-14 | 2020-07-14 | 中石化南京工程有限公司 | 一种硫酸铵结晶方法及其装置 |
| CN115093354A (zh) * | 2022-06-29 | 2022-09-23 | 中国天辰工程有限公司 | 一种贝克曼重排反应合成己内酰胺的方法 |
| CN115367795A (zh) * | 2022-09-01 | 2022-11-22 | 山东东佳集团股份有限公司 | 催化剂钛白粉水洗液回用于制酸尾气系统制备硫酸铵的新工艺 |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2641449C3 (de) * | 1976-09-15 | 1987-12-03 | Bayer Ag, 5090 Leverkusen | Verfahren zur Reinigung einer Lösung von ε-Caprolactam |
| US4138472A (en) * | 1976-11-10 | 1979-02-06 | Basf Aktiengesellschaft | Process for obtaining coarsely crystalline pure ammonium sulfate |
| DE2651195C3 (de) * | 1976-11-10 | 1985-01-31 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Gewinnung von grobkristallinem reinem Ammonsulfat |
| DE2926279A1 (de) * | 1979-06-29 | 1981-01-08 | Basf Ag | Verfahren zur reinigung von caprolactam |
| DE4314281C1 (de) * | 1993-04-30 | 1995-01-19 | Leuna Werke Gmbh | Verfahren zur Kristallisation verunreinigter wäßriger Ammoniumsulfatlösungen |
| DE4407222A1 (de) * | 1994-03-04 | 1995-09-07 | Basf Ag | Verfahren zur Rückgewinnung von Caprolactam aus Oliogo- und/oder Polymeren des Caprolactams |
| EP1092681A1 (de) * | 1999-10-13 | 2001-04-18 | Va Tech Wabag AG | Verfahren zum Neutralisieren einer Abfallsäure und gleichzeitigem Gewinnen von Salzkristallen |
| CZ308473B6 (cs) | 2018-11-27 | 2020-09-09 | Vysoká škola chemicko-technologická v Praze | Způsob izolace ɛ-kaprolaktamu z horní laktamové fáze |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE858701C (de) * | 1942-10-17 | 1952-12-08 | Basf Ag | Verfahren zur Spaltung der bei der Umlagerung von Oximen cyclischer Ketone mit Schwefelsaeure erhaltenen Lactamester |
-
0
- NL NL277685D patent/NL277685A/xx unknown
-
1961
- 1961-04-27 DE DEB62294A patent/DE1194863B/de active Pending
-
1962
- 1962-04-25 CH CH498262A patent/CH415640A/de unknown
- 1962-04-25 GB GB1568962A patent/GB996322A/en not_active Expired
- 1962-04-26 NL NL277685A patent/NL141509B/xx not_active IP Right Cessation
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0264126A3 (en) * | 1986-10-17 | 1988-06-22 | Basf Aktiengesellschaft | Process for the neutralisation of reaction mixtures obtained by the beckmann rearangement of cyclohexanone oximes |
| US4806638A (en) * | 1986-10-17 | 1989-02-21 | Basf Aktiengesellschaft | Neutralization of reaction mixtures obtained by Beckman rearrangement of cyclohexanone oxime |
| CN103896838B (zh) * | 2012-12-28 | 2018-03-23 | Cap Iii 有限公司 | 连续生产ε‑己内酰胺的方法和设备 |
| CN103896840A (zh) * | 2012-12-28 | 2014-07-02 | 帝斯曼知识产权资产管理有限公司 | 连续生产ε-己内酰胺的方法和设备 |
| CN103896838A (zh) * | 2012-12-28 | 2014-07-02 | 帝斯曼知识产权资产管理有限公司 | 连续生产ε-己内酰胺的方法和设备 |
| CN103896840B (zh) * | 2012-12-28 | 2018-06-05 | Cap Iii 有限公司 | 连续生产ε-己内酰胺的方法和设备 |
| WO2015010885A1 (en) * | 2013-07-26 | 2015-01-29 | Dsm Ip Assets B.V. | Continuous process for recovery of caprolactam and crystalline ammonium sulfate |
| CN105408313A (zh) * | 2013-07-26 | 2016-03-16 | Capiii有限公司 | 一种工业规模回收己内酰胺和结晶硫酸铵的连续方法 |
| CN105408313B (zh) * | 2013-07-26 | 2018-11-09 | Cap Iii 有限公司 | 一种工业规模回收己内酰胺和结晶硫酸铵的连续方法 |
| CN111408157A (zh) * | 2020-04-14 | 2020-07-14 | 中石化南京工程有限公司 | 一种硫酸铵结晶方法及其装置 |
| CN115093354A (zh) * | 2022-06-29 | 2022-09-23 | 中国天辰工程有限公司 | 一种贝克曼重排反应合成己内酰胺的方法 |
| CN115093354B (zh) * | 2022-06-29 | 2024-01-16 | 中国天辰工程有限公司 | 一种贝克曼重排反应合成己内酰胺的方法 |
| CN115367795A (zh) * | 2022-09-01 | 2022-11-22 | 山东东佳集团股份有限公司 | 催化剂钛白粉水洗液回用于制酸尾气系统制备硫酸铵的新工艺 |
| CN115367795B (zh) * | 2022-09-01 | 2024-02-20 | 山东东佳集团股份有限公司 | 催化剂钛白粉水洗液回用于制酸尾气系统制备硫酸铵的新工艺 |
Also Published As
| Publication number | Publication date |
|---|---|
| CH415640A (de) | 1966-06-30 |
| NL277685A (enrdf_load_stackoverflow) | |
| NL141509B (nl) | 1974-03-15 |
| DE1194863B (de) | 1965-06-16 |
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