ATE193014T1 - Hydrierungsverfahren zur reinigung einer mischung von wasser und caprolactam - Google Patents
Hydrierungsverfahren zur reinigung einer mischung von wasser und caprolactamInfo
- Publication number
- ATE193014T1 ATE193014T1 AT94202028T AT94202028T ATE193014T1 AT E193014 T1 ATE193014 T1 AT E193014T1 AT 94202028 T AT94202028 T AT 94202028T AT 94202028 T AT94202028 T AT 94202028T AT E193014 T1 ATE193014 T1 AT E193014T1
- Authority
- AT
- Austria
- Prior art keywords
- mixture
- caprolactam
- water
- epsilon
- hydrogen
- Prior art date
Links
- 239000000203 mixture Substances 0.000 title abstract 7
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 title abstract 6
- 238000005984 hydrogenation reaction Methods 0.000 title abstract 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 5
- 239000001257 hydrogen Substances 0.000 abstract 5
- 150000002431 hydrogen Chemical class 0.000 abstract 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 2
- 239000003054 catalyst Substances 0.000 abstract 2
- 238000009904 heterogeneous catalytic hydrogenation reaction Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000000746 purification Methods 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Water Treatment By Sorption (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE9300752A BE1007298A3 (nl) | 1993-07-19 | 1993-07-19 | Werkwijze voor het zuiveren van een water-epsilon-caprolactam mengsel. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE193014T1 true ATE193014T1 (de) | 2000-06-15 |
Family
ID=3887203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT94202028T ATE193014T1 (de) | 1993-07-19 | 1994-07-13 | Hydrierungsverfahren zur reinigung einer mischung von wasser und caprolactam |
Country Status (17)
| Country | Link |
|---|---|
| US (1) | US5539106A (de) |
| EP (1) | EP0635487B1 (de) |
| JP (1) | JP3523332B2 (de) |
| KR (1) | KR100332435B1 (de) |
| CN (1) | CN1052223C (de) |
| AT (1) | ATE193014T1 (de) |
| BE (1) | BE1007298A3 (de) |
| BR (1) | BR9402855A (de) |
| CZ (1) | CZ286172B6 (de) |
| DE (1) | DE69424474T2 (de) |
| ES (1) | ES2148276T3 (de) |
| HU (1) | HU216972B (de) |
| PL (1) | PL176951B1 (de) |
| RU (1) | RU2114826C1 (de) |
| SK (1) | SK281236B6 (de) |
| TW (1) | TW311135B (de) |
| UA (1) | UA27131C2 (de) |
Families Citing this family (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19623662A1 (de) * | 1996-06-13 | 1997-12-18 | Basf Ag | Verfahren zur Reinigung von epsilon-Caprolactam |
| BE1011047A3 (nl) * | 1997-03-17 | 1999-04-06 | Dsm Nv | Werkwijze voor het zuiveren van caprolactam. |
| NL1005927C2 (nl) * | 1997-04-29 | 1998-11-02 | Dsm Nv | Werkwijze voor het winnen van caprolactam uit een geneutraliseerd omlegmengsel. |
| US5990306A (en) * | 1997-09-03 | 1999-11-23 | Alliedsignal Inc. | Process for the purification of caprolactam obtained from the depolymerization of polyamide-containing carpet |
| FR2781476B1 (fr) * | 1998-07-22 | 2000-09-22 | Rhone Poulenc Fibres | Procede de distillation d'ammoniac contenu dans un melange comprenant du caprolactame |
| JP4182273B2 (ja) * | 2000-06-27 | 2008-11-19 | 住友化学株式会社 | ε−カプロラクタムの製造方法 |
| US7022844B2 (en) | 2002-09-21 | 2006-04-04 | Honeywell International Inc. | Amide-based compounds, production, recovery, purification and uses thereof |
| WO2005014538A1 (en) * | 2003-07-25 | 2005-02-17 | Dsm Ip Assets B.V. | Process for purifying caprolactam |
| WO2011115132A1 (ja) * | 2010-03-15 | 2011-09-22 | 宇部興産株式会社 | アミド化合物の製造方法 |
| CN102432536B (zh) * | 2010-09-29 | 2013-09-25 | 中国石油化工股份有限公司 | 一种己内酰胺加氢精制方法 |
| CN102432537B (zh) * | 2010-09-29 | 2013-09-25 | 中国石油化工股份有限公司 | 一种己内酰胺加氢处理方法 |
| CN103086968A (zh) * | 2013-02-22 | 2013-05-08 | 湖南百利工程科技股份有限公司 | 一种固定床加氢精制己内酰胺的方法 |
| TWI520944B (zh) * | 2015-02-13 | 2016-02-11 | 中國石油化學工業開發股份有限公司 | 己內醯胺之製造方法及其系統 |
| TW202342427A (zh) | 2022-01-28 | 2023-11-01 | 荷蘭商卡普三世責任有限公司 | 用於回收來自含尼龍6之多組分材料的ε-己內醯胺之方法 |
| EP4306585A1 (de) | 2022-07-11 | 2024-01-17 | Cap Iii B.V. | Verfahren zur rückgewinnung von epsilon-caprolactam und polyether-polyurethan aus polyamid-6- und polyether-polyurethan-haltigen materialien |
| EP4306586A1 (de) | 2022-07-11 | 2024-01-17 | Cap Iii B.V. | Verfahren zur rückgewinnung von spandex und nylon aus spandex- und nylon-haltigen materialien |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1332193A (de) * | 1963-12-16 | |||
| US2786052A (en) * | 1957-03-19 | Process of purifying caprolactam | ||
| FR1337527A (fr) * | 1962-08-27 | 1963-09-13 | Snia Viscosa | Procédé de purification du caprolactame |
| FR1388442A (fr) * | 1964-04-08 | 1965-02-05 | Toyo Rayon Co Ltd | Procédé de purification de lactames bruts |
| NL8303028A (nl) * | 1983-08-31 | 1985-03-18 | Stamicarbon | Winning van caprolactam uit caprolactam-bevattend destillatie-residu. |
| DE3925575A1 (de) * | 1989-08-02 | 1991-02-07 | Basf Ag | Verfahren zur kontinuierlichen reinigung von caprolactam |
| US20040117234A1 (en) * | 2002-10-11 | 2004-06-17 | Xerox Corporation | System and method for content management assessment |
-
1993
- 1993-07-19 BE BE9300752A patent/BE1007298A3/nl not_active IP Right Cessation
-
1994
- 1994-07-01 UA UA94075601A patent/UA27131C2/uk unknown
- 1994-07-13 EP EP94202028A patent/EP0635487B1/de not_active Expired - Lifetime
- 1994-07-13 DE DE69424474T patent/DE69424474T2/de not_active Expired - Lifetime
- 1994-07-13 ES ES94202028T patent/ES2148276T3/es not_active Expired - Lifetime
- 1994-07-13 AT AT94202028T patent/ATE193014T1/de not_active IP Right Cessation
- 1994-07-14 SK SK847-94A patent/SK281236B6/sk unknown
- 1994-07-15 HU HU9402121A patent/HU216972B/hu not_active IP Right Cessation
- 1994-07-15 KR KR1019940017035A patent/KR100332435B1/ko not_active IP Right Cessation
- 1994-07-16 TW TW083106507A patent/TW311135B/zh not_active IP Right Cessation
- 1994-07-18 JP JP16542294A patent/JP3523332B2/ja not_active Expired - Lifetime
- 1994-07-18 CZ CZ19941731A patent/CZ286172B6/cs not_active IP Right Cessation
- 1994-07-18 RU RU94026080A patent/RU2114826C1/ru active
- 1994-07-18 CN CN94108944A patent/CN1052223C/zh not_active Expired - Lifetime
- 1994-07-19 US US08/275,739 patent/US5539106A/en not_active Expired - Lifetime
- 1994-07-19 PL PL94304347A patent/PL176951B1/pl unknown
- 1994-07-20 BR BR9402855A patent/BR9402855A/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR950003268A (ko) | 1995-02-16 |
| JP3523332B2 (ja) | 2004-04-26 |
| DE69424474D1 (de) | 2000-06-21 |
| PL176951B1 (pl) | 1999-08-31 |
| PL304347A1 (en) | 1995-01-23 |
| EP0635487A1 (de) | 1995-01-25 |
| HU9402121D0 (en) | 1994-09-28 |
| RU94026080A (ru) | 1996-06-20 |
| HU216972B (hu) | 1999-10-28 |
| US5539106A (en) | 1996-07-23 |
| TW311135B (de) | 1997-07-21 |
| SK84794A3 (en) | 1995-02-08 |
| DE69424474T2 (de) | 2001-02-08 |
| CN1052223C (zh) | 2000-05-10 |
| JPH0753510A (ja) | 1995-02-28 |
| BR9402855A (pt) | 1995-04-04 |
| BE1007298A3 (nl) | 1995-05-09 |
| EP0635487B1 (de) | 2000-05-17 |
| CZ286172B6 (cs) | 2000-02-16 |
| UA27131C2 (uk) | 2000-02-28 |
| HUT68183A (en) | 1995-05-29 |
| CZ173194A3 (en) | 1995-02-15 |
| RU2114826C1 (ru) | 1998-07-10 |
| KR100332435B1 (ko) | 2002-11-13 |
| ES2148276T3 (es) | 2000-10-16 |
| SK281236B6 (sk) | 2001-01-18 |
| CN1105987A (zh) | 1995-08-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |