CA2218132A1 - The preparation of caprolactam - Google Patents

The preparation of caprolactam Download PDF

Info

Publication number
CA2218132A1
CA2218132A1 CA002218132A CA2218132A CA2218132A1 CA 2218132 A1 CA2218132 A1 CA 2218132A1 CA 002218132 A CA002218132 A CA 002218132A CA 2218132 A CA2218132 A CA 2218132A CA 2218132 A1 CA2218132 A1 CA 2218132A1
Authority
CA
Canada
Prior art keywords
titanium dioxide
water
weight
range
amino
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.)
Abandoned
Application number
CA002218132A
Other languages
English (en)
French (fr)
Inventor
Eberhard Fuchs
Tom Witzel
Klemens Flick
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2218132A1 publication Critical patent/CA2218132A1/en
Abandoned legal-status Critical Current

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)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Hydrogenated Pyridines (AREA)
CA002218132A 1995-05-18 1996-05-07 The preparation of caprolactam Abandoned CA2218132A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19517821A DE19517821A1 (de) 1995-05-18 1995-05-18 Verfahren zur Herstellung von Caprolactam
DE19517821.1 1995-05-18

Publications (1)

Publication Number Publication Date
CA2218132A1 true CA2218132A1 (en) 1996-11-21

Family

ID=7761968

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002218132A Abandoned CA2218132A1 (en) 1995-05-18 1996-05-07 The preparation of caprolactam

Country Status (20)

Country Link
EP (1) EP0815077A1 (xx)
JP (1) JPH11505230A (xx)
KR (1) KR19990014859A (xx)
CN (1) CN1075810C (xx)
AU (1) AU700098B2 (xx)
BG (1) BG102027A (xx)
BR (1) BR9608470A (xx)
CA (1) CA2218132A1 (xx)
CZ (1) CZ289460B6 (xx)
DE (1) DE19517821A1 (xx)
EA (1) EA199700402A1 (xx)
HU (1) HU220356B (xx)
MX (1) MX9708676A (xx)
NO (1) NO307964B1 (xx)
NZ (1) NZ308485A (xx)
PL (1) PL323389A1 (xx)
SK (1) SK154897A3 (xx)
TR (1) TR199701385T1 (xx)
TW (1) TW340840B (xx)
WO (1) WO1996036600A1 (xx)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19738463C2 (de) * 1997-09-03 1999-09-23 Basf Ag Verfahren zur Herstellung von Caprolactam
DE19738464A1 (de) * 1997-09-03 1999-03-04 Basf Ag Verwendung von Formkörpern als Katalysator zur Herstellung von Caprolactam
CN101890370B (zh) * 2010-08-05 2012-05-30 上海交通大学 基于纳米二氧化钛和聚膦腈的复合光催化剂及其制备方法

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 (xx) * 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 (ja) * 1990-05-01 1999-11-02 株式会社明電舎 濃淡画像処理装置
DE4339648A1 (de) * 1993-11-20 1995-05-24 Basf Ag Verfahren zur Herstellung von Caprolactam

Also Published As

Publication number Publication date
AU5814796A (en) 1996-11-29
CN1075810C (zh) 2001-12-05
EP0815077A1 (de) 1998-01-07
NZ308485A (en) 2000-01-28
CZ289460B6 (cs) 2002-01-16
CZ357897A3 (cs) 1998-04-15
BR9608470A (pt) 1998-12-29
HU220356B (hu) 2001-12-28
EA199700402A1 (ru) 1999-06-24
JPH11505230A (ja) 1999-05-18
SK154897A3 (en) 1998-07-08
TR199701385T1 (xx) 1998-04-21
NO307964B1 (no) 2000-06-26
NO975268L (no) 1997-11-17
MX9708676A (es) 1998-02-28
WO1996036600A1 (de) 1996-11-21
NO975268D0 (no) 1997-11-17
HUP9801131A3 (en) 1999-05-28
DE19517821A1 (de) 1996-11-21
HUP9801131A2 (hu) 1998-08-28
AU700098B2 (en) 1998-12-24
CN1184467A (zh) 1998-06-10
PL323389A1 (en) 1998-03-30
KR19990014859A (ko) 1999-02-25
TW340840B (en) 1998-09-21
BG102027A (en) 1998-08-31

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued