HUP9801131A3 - Titanium dioxide-catalysed cyclisation in the liquid phase of 6-amino-caproic acid nitrile to caprolactam - Google Patents
Titanium dioxide-catalysed cyclisation in the liquid phase of 6-amino-caproic acid nitrile to caprolactamInfo
- Publication number
- HUP9801131A3 HUP9801131A3 HU9801131A HUP9801131A HUP9801131A3 HU P9801131 A3 HUP9801131 A3 HU P9801131A3 HU 9801131 A HU9801131 A HU 9801131A HU P9801131 A HUP9801131 A HU P9801131A HU P9801131 A3 HUP9801131 A3 HU P9801131A3
- Authority
- HU
- Hungary
- Prior art keywords
- caprolactam
- amino
- liquid phase
- titanium dioxide
- caproic acid
- Prior art date
Links
- JBKVHLHDHHXQEQ-UHFFFAOYSA-N epsilon-caprolactam Chemical compound O=C1CCCCCN1 JBKVHLHDHHXQEQ-UHFFFAOYSA-N 0.000 title 2
- -1 6-amino-caproic acid nitrile Chemical class 0.000 title 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 title 1
- 229960002684 aminocaproic acid Drugs 0.000 title 1
- 239000007791 liquid phase Substances 0.000 title 1
- 229910052719 titanium Inorganic materials 0.000 title 1
- 239000010936 titanium Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/02—Preparation of lactams
- C07D201/08—Preparation of lactams from carboxylic acids or derivatives thereof, e.g. hydroxy carboxylic acids, lactones or nitriles
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19517821A DE19517821A1 (en) | 1995-05-18 | 1995-05-18 | Process for the production of caprolactam |
| PCT/EP1996/001891 WO1996036600A1 (en) | 1995-05-18 | 1996-05-07 | Titanium dioxide-catalysed cyclisation in the liquid phase of 6-amino caproic acid nitrile to caprolactam |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| HUP9801131A2 HUP9801131A2 (en) | 1998-08-28 |
| HUP9801131A3 true HUP9801131A3 (en) | 1999-05-28 |
| HU220356B HU220356B (en) | 2001-12-28 |
Family
ID=7761968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| HU9801131A HU220356B (en) | 1995-05-18 | 1996-05-07 | Titanium dioxide-catalysed cyclisation in the liquid phase of 6-amino-caproic acid nitrile to caprolactam |
Country Status (20)
| Country | Link |
|---|---|
| EP (1) | EP0815077A1 (en) |
| JP (1) | JPH11505230A (en) |
| KR (1) | KR19990014859A (en) |
| CN (1) | CN1075810C (en) |
| AU (1) | AU700098B2 (en) |
| BG (1) | BG102027A (en) |
| BR (1) | BR9608470A (en) |
| CA (1) | CA2218132A1 (en) |
| CZ (1) | CZ289460B6 (en) |
| DE (1) | DE19517821A1 (en) |
| EA (1) | EA199700402A1 (en) |
| HU (1) | HU220356B (en) |
| MX (1) | MX9708676A (en) |
| NO (1) | NO307964B1 (en) |
| NZ (1) | NZ308485A (en) |
| PL (1) | PL323389A1 (en) |
| SK (1) | SK154897A3 (en) |
| TR (1) | TR199701385T1 (en) |
| TW (1) | TW340840B (en) |
| WO (1) | WO1996036600A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19738463C2 (en) * | 1997-09-03 | 1999-09-23 | Basf Ag | Process for the production of caprolactam |
| DE19738464A1 (en) * | 1997-09-03 | 1999-03-04 | Basf Ag | Use of moldings as a catalyst for the production of caprolactam |
| CN101890370B (en) * | 2010-08-05 | 2012-05-30 | 上海交通大学 | Nano-titanium dioxide and polyphosphazene based composite optical catalyst and preparation method thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2029540A (en) * | 1935-10-01 | 1936-02-04 | Porteous William | Trailer |
| US2301964A (en) * | 1941-09-12 | 1942-11-17 | Du Pont | Method of preparing lactams |
| JPS4821958B1 (en) * | 1969-01-28 | 1973-07-02 | ||
| US4628085A (en) * | 1985-09-03 | 1986-12-09 | Allied Corporation | Use of silica catalyst for selective production of lactams |
| US4625023A (en) * | 1985-09-03 | 1986-11-25 | Allied Corporation | Selective conversion of aliphatic and aromatic aminonitriles and/or dinitriles into lactams |
| JP2969779B2 (en) * | 1990-05-01 | 1999-11-02 | 株式会社明電舎 | Shading image processing device |
| DE4339648A1 (en) * | 1993-11-20 | 1995-05-24 | Basf Ag | Process for the production of caprolactam |
-
1995
- 1995-05-18 DE DE19517821A patent/DE19517821A1/en not_active Withdrawn
-
1996
- 1996-05-02 TW TW085105277A patent/TW340840B/en active
- 1996-05-07 PL PL96323389A patent/PL323389A1/en unknown
- 1996-05-07 TR TR97/01385T patent/TR199701385T1/en unknown
- 1996-05-07 EP EP96919687A patent/EP0815077A1/en not_active Withdrawn
- 1996-05-07 CA CA002218132A patent/CA2218132A1/en not_active Abandoned
- 1996-05-07 JP JP8534516A patent/JPH11505230A/en active Pending
- 1996-05-07 HU HU9801131A patent/HU220356B/en not_active IP Right Cessation
- 1996-05-07 NZ NZ308485A patent/NZ308485A/en unknown
- 1996-05-07 AU AU58147/96A patent/AU700098B2/en not_active Ceased
- 1996-05-07 CZ CZ19973578A patent/CZ289460B6/en not_active IP Right Cessation
- 1996-05-07 EA EA199700402A patent/EA199700402A1/en unknown
- 1996-05-07 WO PCT/EP1996/001891 patent/WO1996036600A1/en not_active Application Discontinuation
- 1996-05-07 KR KR1019970708204A patent/KR19990014859A/en not_active Application Discontinuation
- 1996-05-07 CN CN96194001A patent/CN1075810C/en not_active Expired - Fee Related
- 1996-05-07 SK SK1548-97A patent/SK154897A3/en unknown
- 1996-05-07 MX MX9708676A patent/MX9708676A/en unknown
- 1996-05-07 BR BR9608470A patent/BR9608470A/en unknown
-
1997
- 1997-11-06 BG BG102027A patent/BG102027A/en unknown
- 1997-11-17 NO NO975268A patent/NO307964B1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| AU5814796A (en) | 1996-11-29 |
| CN1075810C (en) | 2001-12-05 |
| CZ357897A3 (en) | 1998-04-15 |
| KR19990014859A (en) | 1999-02-25 |
| DE19517821A1 (en) | 1996-11-21 |
| MX9708676A (en) | 1998-02-28 |
| BR9608470A (en) | 1998-12-29 |
| EP0815077A1 (en) | 1998-01-07 |
| WO1996036600A1 (en) | 1996-11-21 |
| PL323389A1 (en) | 1998-03-30 |
| NZ308485A (en) | 2000-01-28 |
| CA2218132A1 (en) | 1996-11-21 |
| CN1184467A (en) | 1998-06-10 |
| TW340840B (en) | 1998-09-21 |
| TR199701385T1 (en) | 1998-04-21 |
| AU700098B2 (en) | 1998-12-24 |
| JPH11505230A (en) | 1999-05-18 |
| CZ289460B6 (en) | 2002-01-16 |
| NO975268D0 (en) | 1997-11-17 |
| BG102027A (en) | 1998-08-31 |
| HUP9801131A2 (en) | 1998-08-28 |
| HU220356B (en) | 2001-12-28 |
| NO307964B1 (en) | 2000-06-26 |
| NO975268L (en) | 1997-11-17 |
| EA199700402A1 (en) | 1999-06-24 |
| SK154897A3 (en) | 1998-07-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| HMM4 | Cancellation of final prot. due to non-payment of fee |