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 caprolactam

Info

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
Application number
NO975268A
Other languages
Norwegian (no)
Other versions
NO975268D0 (en
NO307964B1 (en
Inventor
Eberhard Fuchs
Tom Witzel
Klemens Flick
Original Assignee
Basf Ag
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Basf Ag filed Critical Basf Ag
Publication of NO975268D0 publication Critical patent/NO975268D0/en
Publication of NO975268L publication Critical patent/NO975268L/en
Publication of NO307964B1 publication Critical patent/NO307964B1/en

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
NO975268A 1995-05-18 1997-11-17 Titanium dioxide catalyzed liquid phase cycling of 6-aminocaproic acid nitrile to caprolactam NO307964B1 (en)

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
NO975268D0 NO975268D0 (en) 1997-11-17
NO975268L true NO975268L (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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
AU5814796A (en) 1996-11-29
CA2218132A1 (en) 1996-11-21
SK154897A3 (en) 1998-07-08
EA199700402A1 (en) 1999-06-24
TW340840B (en) 1998-09-21
HUP9801131A3 (en) 1999-05-28
WO1996036600A1 (en) 1996-11-21
CZ289460B6 (en) 2002-01-16
HUP9801131A2 (en) 1998-08-28
NZ308485A (en) 2000-01-28
CZ357897A3 (en) 1998-04-15
BG102027A (en) 1998-08-31
AU700098B2 (en) 1998-12-24
CN1184467A (en) 1998-06-10
TR199701385T1 (en) 1998-04-21
NO975268D0 (en) 1997-11-17
PL323389A1 (en) 1998-03-30
BR9608470A (en) 1998-12-29
MX9708676A (en) 1998-02-28
DE19517821A1 (en) 1996-11-21
KR19990014859A (en) 1999-02-25
NO307964B1 (en) 2000-06-26
JPH11505230A (en) 1999-05-18
EP0815077A1 (en) 1998-01-07
HU220356B (en) 2001-12-28
CN1075810C (en) 2001-12-05

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Legal Events

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Free format text: LAPSED IN NOVEMBER 2003