NO975268L - Titanium dioxide catalyzed liquid phase cycling of 6-aminocaproic acid nitrile to caprolactam - Google Patents
Titanium dioxide catalyzed liquid phase cycling of 6-aminocaproic acid nitrile to caprolactamInfo
- Publication number
- NO975268L NO975268L NO975268A NO975268A NO975268L NO 975268 L NO975268 L NO 975268L NO 975268 A NO975268 A NO 975268A NO 975268 A NO975268 A NO 975268A NO 975268 L NO975268 L NO 975268L
- Authority
- NO
- Norway
- Prior art keywords
- caprolactam
- liquid phase
- titanium dioxide
- aminocaproic acid
- acid nitrile
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
- C07D201/02—Preparation of lactams
- C07D201/08—Preparation of lactams from carboxylic acids or derivatives thereof, e.g. hydroxy carboxylic acids, lactones or nitriles
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
- Polyamides (AREA)
- Hydrogenated Pyridines (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
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 |
---|---|
NO975268L true NO975268L (en) | 1997-11-17 |
NO975268D0 NO975268D0 (en) | 1997-11-17 |
NO307964B1 NO307964B1 (en) | 2000-06-26 |
Family
ID=7761968
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO975268A NO307964B1 (en) | 1995-05-18 | 1997-11-17 | Titanium dioxide catalyzed liquid phase cycling of 6-aminocaproic 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 |
---|---|---|---|---|
DE19738464A1 (en) * | 1997-09-03 | 1999-03-04 | Basf Ag | Use of moldings as a catalyst for the production of caprolactam |
DE19738463C2 (en) * | 1997-09-03 | 1999-09-23 | Basf Ag | Process 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 | ||
US4625023A (en) * | 1985-09-03 | 1986-11-25 | Allied Corporation | Selective conversion of aliphatic and aromatic aminonitriles and/or dinitriles into lactams |
US4628085A (en) * | 1985-09-03 | 1986-12-09 | Allied Corporation | Use of silica catalyst for selective production of 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 CZ CZ19973578A patent/CZ289460B6/en not_active IP Right Cessation
- 1996-05-07 HU HU9801131A patent/HU220356B/en not_active IP Right Cessation
- 1996-05-07 AU AU58147/96A patent/AU700098B2/en not_active Ceased
- 1996-05-07 NZ NZ308485A patent/NZ308485A/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 KR KR1019970708204A patent/KR19990014859A/en not_active Application Discontinuation
- 1996-05-07 MX MX9708676A patent/MX9708676A/en unknown
- 1996-05-07 JP JP8534516A patent/JPH11505230A/en active Pending
- 1996-05-07 CN CN96194001A patent/CN1075810C/en not_active Expired - Fee Related
- 1996-05-07 EA EA199700402A patent/EA199700402A1/en unknown
- 1996-05-07 BR BR9608470A patent/BR9608470A/en unknown
- 1996-05-07 WO PCT/EP1996/001891 patent/WO1996036600A1/en not_active Application Discontinuation
- 1996-05-07 PL PL96323389A patent/PL323389A1/en unknown
- 1996-05-07 CA CA002218132A patent/CA2218132A1/en not_active Abandoned
- 1996-05-07 SK SK1548-97A patent/SK154897A3/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 |
---|---|
BG102027A (en) | 1998-08-31 |
HU220356B (en) | 2001-12-28 |
AU700098B2 (en) | 1998-12-24 |
PL323389A1 (en) | 1998-03-30 |
KR19990014859A (en) | 1999-02-25 |
NO307964B1 (en) | 2000-06-26 |
WO1996036600A1 (en) | 1996-11-21 |
NO975268D0 (en) | 1997-11-17 |
DE19517821A1 (en) | 1996-11-21 |
JPH11505230A (en) | 1999-05-18 |
HUP9801131A2 (en) | 1998-08-28 |
CN1075810C (en) | 2001-12-05 |
EP0815077A1 (en) | 1998-01-07 |
HUP9801131A3 (en) | 1999-05-28 |
CZ289460B6 (en) | 2002-01-16 |
AU5814796A (en) | 1996-11-29 |
CN1184467A (en) | 1998-06-10 |
EA199700402A1 (en) | 1999-06-24 |
CA2218132A1 (en) | 1996-11-21 |
TW340840B (en) | 1998-09-21 |
SK154897A3 (en) | 1998-07-08 |
TR199701385T1 (en) | 1998-04-21 |
BR9608470A (en) | 1998-12-29 |
CZ357897A3 (en) | 1998-04-15 |
MX9708676A (en) | 1998-02-28 |
NZ308485A (en) | 2000-01-28 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |
Free format text: LAPSED IN NOVEMBER 2003 |