BG63303B1 - Метод за получаване на капролактам - Google Patents

Метод за получаване на капролактам Download PDF

Info

Publication number
BG63303B1
BG63303B1 BG101595A BG10159597A BG63303B1 BG 63303 B1 BG63303 B1 BG 63303B1 BG 101595 A BG101595 A BG 101595A BG 10159597 A BG10159597 A BG 10159597A BG 63303 B1 BG63303 B1 BG 63303B1
Authority
BG
Bulgaria
Prior art keywords
oxide
titanium dioxide
oxides
butanol
titanium
Prior art date
Application number
BG101595A
Other languages
Bulgarian (bg)
English (en)
Other versions
BG101595A (en
Inventor
Eberhard Fuchs
Tom Witzel
Original Assignee
Basf Aktiengesellschaft
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 Aktiengesellschaft filed Critical Basf Aktiengesellschaft
Publication of BG101595A publication Critical patent/BG101595A/xx
Publication of BG63303B1 publication Critical patent/BG63303B1/bg

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
    • C07D201/12—Preparation of lactams by depolymerising polyamides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polyamides (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Other In-Based Heterocyclic Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
  • Adornments (AREA)
  • Mounting Of Bearings Or Others (AREA)
  • Catalysts (AREA)
BG101595A 1994-12-01 1997-06-10 Метод за получаване на капролактам BG63303B1 (bg)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4442727A DE4442727A1 (de) 1994-12-01 1994-12-01 Verfahren zur Herstellung von Caprolactam
PCT/EP1995/004596 WO1996016937A1 (de) 1994-12-01 1995-11-22 Verfahren zur herstellung von caprolactam

Publications (2)

Publication Number Publication Date
BG101595A BG101595A (en) 1998-02-27
BG63303B1 true BG63303B1 (bg) 2001-09-28

Family

ID=6534599

Family Applications (1)

Application Number Title Priority Date Filing Date
BG101595A BG63303B1 (bg) 1994-12-01 1997-06-10 Метод за получаване на капролактам

Country Status (23)

Country Link
US (1) US5495014A (zh)
EP (1) EP0793651B1 (zh)
JP (1) JPH10509965A (zh)
CN (1) CN1064677C (zh)
AT (1) ATE205827T1 (zh)
AU (1) AU692022B2 (zh)
BG (1) BG63303B1 (zh)
BR (1) BR9509937A (zh)
CA (1) CA2207315A1 (zh)
CZ (1) CZ288144B6 (zh)
DE (2) DE4442727A1 (zh)
ES (1) ES2164167T3 (zh)
FI (1) FI972314A0 (zh)
HU (1) HUT77103A (zh)
MY (1) MY131710A (zh)
NO (1) NO307375B1 (zh)
NZ (1) NZ297401A (zh)
PL (1) PL320506A1 (zh)
RU (1) RU2167862C2 (zh)
SK (1) SK63597A3 (zh)
TW (1) TW377343B (zh)
UA (1) UA45370C2 (zh)
WO (1) WO1996016937A1 (zh)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4443125A1 (de) * 1994-12-03 1996-06-05 Basf Ag Verfahren zur Herstellung von Caprolactam
US5681952A (en) * 1995-12-08 1997-10-28 Alliedsignal Inc. Process for depolymerizing nylon-containing waste to form caprolactam
US5948908A (en) * 1996-03-18 1999-09-07 Alliedsignal Inc. Process for depolymerizing polycaprolactam processing waste to form caprolactam
DE19718706A1 (de) * 1997-05-02 1998-11-05 Basf Ag Verfahren zur Herstellung cyclischer Lactame
US5990306A (en) 1997-09-03 1999-11-23 Alliedsignal Inc. Process for the purification of caprolactam obtained from the depolymerization of polyamide-containing carpet
ATE539052T1 (de) 1999-02-26 2012-01-15 Dsm Ip Assets Bv Ein verfahren zur wiedergewinnung von caprolactam und wasserdampf
DE19942338A1 (de) * 1999-09-06 2001-03-08 Basf Ag Verfahren zur Spaltung Amidgruppen enthaltender Polymere und Oligomere
US6660857B2 (en) 2000-02-03 2003-12-09 Dsm N.V. Process for the preparation of ε-caprolactam
WO2001056984A1 (en) * 2000-02-03 2001-08-09 Dsm N.V. PROCESS FOR THE PREPARATION OF ε-CAPROLACTAM
EP1122241A1 (en) * 2000-02-03 2001-08-08 Dsm N.V. Process for the preparation of epsilon-caprolactam
JP4957555B2 (ja) * 2005-11-25 2012-06-20 宇部興産株式会社 ポリアミドの解重合方法及びポリアミドのモノマーの製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3524394A1 (de) * 1985-07-09 1987-01-15 Basf Ag Verfahren zur gewinnung von caprolactam durch spaltung von oligomeren des caprolactams
DE4211609A1 (de) * 1991-08-30 1993-03-04 Bayer Ag Gewinnung von caprolactam durch thermische spaltung von polyamid 6

Also Published As

Publication number Publication date
CZ152697A3 (en) 1997-10-15
CZ288144B6 (en) 2001-05-16
NO972489L (no) 1997-05-30
NO972489D0 (no) 1997-05-30
EP0793651A1 (de) 1997-09-10
DE4442727A1 (de) 1996-06-05
CN1064677C (zh) 2001-04-18
HUT77103A (hu) 1998-03-02
FI972314A (fi) 1997-05-30
AU692022B2 (en) 1998-05-28
CA2207315A1 (en) 1996-06-06
BG101595A (en) 1998-02-27
AU4254996A (en) 1996-06-19
CN1167483A (zh) 1997-12-10
UA45370C2 (uk) 2002-04-15
FI972314A0 (fi) 1997-05-30
NO307375B1 (no) 2000-03-27
EP0793651B1 (de) 2001-09-19
WO1996016937A1 (de) 1996-06-06
NZ297401A (en) 1998-10-28
MX9703920A (es) 1998-05-31
US5495014A (en) 1996-02-27
JPH10509965A (ja) 1998-09-29
ES2164167T3 (es) 2002-02-16
BR9509937A (pt) 1998-01-27
SK63597A3 (en) 1997-11-05
DE59509625D1 (de) 2001-10-25
TW377343B (en) 1999-12-21
ATE205827T1 (de) 2001-10-15
PL320506A1 (en) 1997-10-13
RU2167862C2 (ru) 2001-05-27
MY131710A (en) 2007-08-30

Similar Documents

Publication Publication Date Title
KR100388869B1 (ko) 6-아미노카프로니트릴로부터제조된조카프롤락탐의연속정제방법
US5646277A (en) Preparation of caoprolactam
US5693793A (en) Preparation of caprolactam from 6-aminocapronitrile
BG63303B1 (bg) Метод за получаване на капролактам
JP3708549B2 (ja) カプロラクタムとヘキサメチレンジアミンの同時製造法
FI115907B (fi) Menetelmä kaprolaktaamin valmistamiseksi
AU705339B2 (en) Preparation of caprolactam
KR100438474B1 (ko) 아미노니트릴 화합물을 락탐으로 고리화 가수분해시키는방법
US5502185A (en) Preparation of lactams
AU718411B2 (en) Preparation of polycaprolactam
US20040116691A1 (en) Process for cyclizing hydrolysis of an aminonitrile compound to a lactam
MXPA97003920A (en) Caprolact preparation
CA2218132A1 (en) The preparation of caprolactam
CA2302440A1 (en) Caprolactam production process
CA2194189C (en) Process for producing cyclic lactames
MXPA97003955A (en) Caprolact preparation
CA2302441A1 (en) Mouldable materials which can be used as a catalyst
MXPA01000749A (en) Method for cyclizing hydrolysis of an aminonitrile compound into lactam