NL8303028A - Winning van caprolactam uit caprolactam-bevattend destillatie-residu. - Google Patents

Winning van caprolactam uit caprolactam-bevattend destillatie-residu. Download PDF

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Publication number
NL8303028A
NL8303028A NL8303028A NL8303028A NL8303028A NL 8303028 A NL8303028 A NL 8303028A NL 8303028 A NL8303028 A NL 8303028A NL 8303028 A NL8303028 A NL 8303028A NL 8303028 A NL8303028 A NL 8303028A
Authority
NL
Netherlands
Prior art keywords
caprolactam
process according
hydrogenation
distillation
under reduced
Prior art date
Application number
NL8303028A
Other languages
English (en)
Dutch (nl)
Original Assignee
Stamicarbon
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 Stamicarbon filed Critical Stamicarbon
Priority to NL8303028A priority Critical patent/NL8303028A/nl
Priority to US06/643,026 priority patent/US4563308A/en
Priority to EP84201216A priority patent/EP0138241A3/en
Priority to KR1019840005264A priority patent/KR860001467B1/ko
Priority to CA000461995A priority patent/CA1221365A/en
Priority to ES535516A priority patent/ES8505339A1/es
Priority to BR8404332A priority patent/BR8404332A/pt
Priority to JP59179480A priority patent/JPS60155155A/ja
Priority to IN668/MAS/84A priority patent/IN162723B/en
Publication of NL8303028A publication Critical patent/NL8303028A/nl

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D201/00—Preparation, separation, purification or stabilisation of unsubstituted lactams
    • C07D201/16—Separation or purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Other In-Based Heterocyclic Compounds (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Pyrrole Compounds (AREA)
NL8303028A 1983-08-31 1983-08-31 Winning van caprolactam uit caprolactam-bevattend destillatie-residu. NL8303028A (nl)

Priority Applications (9)

Application Number Priority Date Filing Date Title
NL8303028A NL8303028A (nl) 1983-08-31 1983-08-31 Winning van caprolactam uit caprolactam-bevattend destillatie-residu.
US06/643,026 US4563308A (en) 1983-08-31 1984-08-21 Recovery of caprolactam from caprolactam-containing distillation residue
EP84201216A EP0138241A3 (en) 1983-08-31 1984-08-24 Recovery of caprolactam from caprolactam-containing distillation residue
KR1019840005264A KR860001467B1 (ko) 1983-08-31 1984-08-29 카프로락탐의 회수방법
CA000461995A CA1221365A (en) 1983-08-31 1984-08-29 Recovery of caprolactam from caprolactam-containing distillation residue
ES535516A ES8505339A1 (es) 1983-08-31 1984-08-30 Procedimiento para recuperar caprolactama del residuo que queda en la destilacion, bajo presion reducida, de caprolactama impura obtenida por transposicion de ciclohexanona-oxima
BR8404332A BR8404332A (pt) 1983-08-31 1984-08-30 Processo para recuperacao de caprolactama de um residuo restante da destilacao,a pressao reduzida,de caprolactama impura e caprolactama assim obtida
JP59179480A JPS60155155A (ja) 1983-08-31 1984-08-30 カプロラクタム含有蒸溜残渣からカプロラクタムを回収する方法
IN668/MAS/84A IN162723B (ko) 1983-08-31 1984-08-31

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8303028A NL8303028A (nl) 1983-08-31 1983-08-31 Winning van caprolactam uit caprolactam-bevattend destillatie-residu.
NL8303028 1983-08-31

Publications (1)

Publication Number Publication Date
NL8303028A true NL8303028A (nl) 1985-03-18

Family

ID=19842326

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8303028A NL8303028A (nl) 1983-08-31 1983-08-31 Winning van caprolactam uit caprolactam-bevattend destillatie-residu.

Country Status (9)

Country Link
US (1) US4563308A (ko)
EP (1) EP0138241A3 (ko)
JP (1) JPS60155155A (ko)
KR (1) KR860001467B1 (ko)
BR (1) BR8404332A (ko)
CA (1) CA1221365A (ko)
ES (1) ES8505339A1 (ko)
IN (1) IN162723B (ko)
NL (1) NL8303028A (ko)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0306874A2 (de) * 1987-09-05 1989-03-15 BASF Aktiengesellschaft Verfahren zur Aufarbeitung von Destillationsrückständen, die bei der Reinigung von Caprolactam anfallen
US5539106A (en) * 1993-07-19 1996-07-23 Dsm N.V. Process for the purification of a water-ε-caprolactam mixture

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3925575A1 (de) * 1989-08-02 1991-02-07 Basf Ag Verfahren zur kontinuierlichen reinigung von caprolactam
DE69420075T2 (de) * 1993-06-04 2000-04-13 Dsm Nv Wiedergewinnung von Epsilon-Caprolactam aus Teppichabfallen
TW268941B (ko) * 1993-08-20 1996-01-21 Sumitomo Chemical Co
US6369192B1 (en) 1995-10-27 2002-04-09 Praxair Technology, Inc. Methods for removing contaminants from polymers
DE19623662A1 (de) * 1996-06-13 1997-12-18 Basf Ag Verfahren zur Reinigung von epsilon-Caprolactam
US6132884A (en) * 2000-01-14 2000-10-17 Ticona Llc Process for producing amorphous anisotrophic melt-forming polymers having a high degree of stretchability and polymers produced by same
US6207790B1 (en) 2000-01-14 2001-03-27 Ticona Llc Process for producing amorphous anisotropic melt-forming polymers having a high degree of stretchability and polymers produced by same
US6294640B1 (en) 2000-01-14 2001-09-25 Ticona Llc Stretchable polymers and shaped articles produced by same
US6222000B1 (en) 2000-01-14 2001-04-24 Ticona Llc Process for producing amorphous anisotropic melt-forming polymers having a high degree of stretchability
KR20040063970A (ko) * 2001-11-26 2004-07-15 디에스엠 아이피 어셋츠 비.브이. 카프로락탐의 회수 방법
US7022844B2 (en) 2002-09-21 2006-04-04 Honeywell International Inc. Amide-based compounds, production, recovery, purification and uses thereof
JP5102491B2 (ja) * 2003-07-25 2012-12-19 ディーエスエム アイピー アセッツ ビー．ブイ． カプロラクタムの精製方法
TWI520944B (zh) * 2015-02-13 2016-02-11 中國石油化學工業開發股份有限公司 己內醯胺之製造方法及其系統
US20230272180A1 (en) 2020-07-15 2023-08-31 Dow Global Technologies Llc Process for removal of contaminants from contaminated thermoplastic
CN114516838B (zh) * 2022-02-24 2024-01-23 江苏扬农化工集团有限公司 一种环己酮肟气相重排产物残渣的资源化利用方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1133212A (fr) * 1954-11-04 1957-03-25 Stamicarbon Procédé pour l'épuration de caprolactame
FR1337527A (fr) * 1962-08-27 1963-09-13 Snia Viscosa Procédé de purification du caprolactame
DE2443341C3 (de) * 1974-09-11 1979-05-17 Basf Ag, 6700 Ludwigshafen Verfahren zur Reinigung von Rohcaprolactam
DE2845019A1 (de) * 1978-10-16 1980-04-30 Basf Ag Verfahren zur kontinuierlichen herstellung von epsilon -caprolactam durch beckmann'sche umlagerung
DE2915360A1 (de) * 1979-04-14 1980-10-30 Basf Ag Verfahren zur herstellung von caprolactam
NL8102280A (nl) * 1981-05-09 1982-12-01 Stamicarbon Werkwijze voor het zuiveren van epsilon-caprolactam.

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0306874A2 (de) * 1987-09-05 1989-03-15 BASF Aktiengesellschaft Verfahren zur Aufarbeitung von Destillationsrückständen, die bei der Reinigung von Caprolactam anfallen
EP0306874A3 (en) * 1987-09-05 1990-07-18 Basf Aktiengesellschaft Process for working-up distillation residues obtained during the purification of caprolactam
US5539106A (en) * 1993-07-19 1996-07-23 Dsm N.V. Process for the purification of a water-ε-caprolactam mixture

Also Published As

Publication number Publication date
IN162723B (ko) 1988-07-02
EP0138241A2 (en) 1985-04-24
JPS60155155A (ja) 1985-08-15
KR850001899A (ko) 1985-04-10
US4563308A (en) 1986-01-07
ES535516A0 (es) 1985-05-16
ES8505339A1 (es) 1985-05-16
KR860001467B1 (ko) 1986-09-26
EP0138241A3 (en) 1987-06-03
BR8404332A (pt) 1985-07-30
CA1221365A (en) 1987-05-05

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A1B A search report has been drawn up
DNT Communications of changes of names of applicants whose applications have been laid open to public inspection

Free format text: STAMICARBON B.V. TE GELEEN

BV The patent application has lapsed