CN1052223C - 水-ε-己内酰胺混合物的净化方法 - Google Patents

水-ε-己内酰胺混合物的净化方法 Download PDF

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Publication number
CN1052223C
CN1052223C CN94108944A CN94108944A CN1052223C CN 1052223 C CN1052223 C CN 1052223C CN 94108944 A CN94108944 A CN 94108944A CN 94108944 A CN94108944 A CN 94108944A CN 1052223 C CN1052223 C CN 1052223C
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CN
China
Prior art keywords
hydrogen
water
mixture
hydrogenation
neixianan
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.)
Expired - Lifetime
Application number
CN94108944A
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English (en)
Chinese (zh)
Other versions
CN1105987A (zh
Inventor
M·P·G·蒂耶特
T·A·范德克纳普
J·F·哈弗科特
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DSM IP Assets BV
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DSM NV
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Publication date
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Publication of CN1105987A publication Critical patent/CN1105987A/zh
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Publication of CN1052223C publication Critical patent/CN1052223C/zh
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Expired - Lifetime legal-status Critical Current

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    • 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)
  • Other In-Based Heterocyclic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
  • Water Treatment By Sorption (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
CN94108944A 1993-07-19 1994-07-18 水-ε-己内酰胺混合物的净化方法 Expired - Lifetime CN1052223C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BE9300752A BE1007298A3 (nl) 1993-07-19 1993-07-19 Werkwijze voor het zuiveren van een water-epsilon-caprolactam mengsel.
BR09300752 1993-07-19

Publications (2)

Publication Number Publication Date
CN1105987A CN1105987A (zh) 1995-08-02
CN1052223C true CN1052223C (zh) 2000-05-10

Family

ID=3887203

Family Applications (1)

Application Number Title Priority Date Filing Date
CN94108944A Expired - Lifetime CN1052223C (zh) 1993-07-19 1994-07-18 水-ε-己内酰胺混合物的净化方法

Country Status (17)

Country Link
US (1) US5539106A (cg-RX-API-DMAC10.html)
EP (1) EP0635487B1 (cg-RX-API-DMAC10.html)
JP (1) JP3523332B2 (cg-RX-API-DMAC10.html)
KR (1) KR100332435B1 (cg-RX-API-DMAC10.html)
CN (1) CN1052223C (cg-RX-API-DMAC10.html)
AT (1) ATE193014T1 (cg-RX-API-DMAC10.html)
BE (1) BE1007298A3 (cg-RX-API-DMAC10.html)
BR (1) BR9402855A (cg-RX-API-DMAC10.html)
CZ (1) CZ286172B6 (cg-RX-API-DMAC10.html)
DE (1) DE69424474T2 (cg-RX-API-DMAC10.html)
ES (1) ES2148276T3 (cg-RX-API-DMAC10.html)
HU (1) HU216972B (cg-RX-API-DMAC10.html)
PL (1) PL176951B1 (cg-RX-API-DMAC10.html)
RU (1) RU2114826C1 (cg-RX-API-DMAC10.html)
SK (1) SK281236B6 (cg-RX-API-DMAC10.html)
TW (1) TW311135B (cg-RX-API-DMAC10.html)
UA (1) UA27131C2 (cg-RX-API-DMAC10.html)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19623662A1 (de) * 1996-06-13 1997-12-18 Basf Ag Verfahren zur Reinigung von epsilon-Caprolactam
BE1011047A3 (nl) * 1997-03-17 1999-04-06 Dsm Nv Werkwijze voor het zuiveren van caprolactam.
NL1005927C2 (nl) * 1997-04-29 1998-11-02 Dsm Nv Werkwijze voor het winnen van caprolactam uit een geneutraliseerd omlegmengsel.
US5990306A (en) 1997-09-03 1999-11-23 Alliedsignal Inc. Process for the purification of caprolactam obtained from the depolymerization of polyamide-containing carpet
FR2781476B1 (fr) * 1998-07-22 2000-09-22 Rhone Poulenc Fibres Procede de distillation d'ammoniac contenu dans un melange comprenant du caprolactame
JP4182273B2 (ja) * 2000-06-27 2008-11-19 住友化学株式会社 ε−カプロラクタムの製造方法
US7022844B2 (en) 2002-09-21 2006-04-04 Honeywell International Inc. Amide-based compounds, production, recovery, purification and uses thereof
EP1648865B1 (en) 2003-07-25 2010-04-21 DSM IP Assets B.V. Process for purifying caprolactam
EP2738161B1 (en) 2010-03-15 2018-04-11 Ube Industries, Ltd. Method for producing amide compound
CN102432536B (zh) * 2010-09-29 2013-09-25 中国石油化工股份有限公司 一种己内酰胺加氢精制方法
CN102432537B (zh) * 2010-09-29 2013-09-25 中国石油化工股份有限公司 一种己内酰胺加氢处理方法
CN103086968A (zh) * 2013-02-22 2013-05-08 湖南百利工程科技股份有限公司 一种固定床加氢精制己内酰胺的方法
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
TW202342427A (zh) 2022-01-28 2023-11-01 荷蘭商卡普三世責任有限公司 用於回收來自含尼龍6之多組分材料的ε-己內醯胺之方法
EP4306586A1 (en) 2022-07-11 2024-01-17 Cap Iii B.V. Process for the recovery of spandex and nylon from spandex and nylon comprising materials
EP4306585A1 (en) 2022-07-11 2024-01-17 Cap Iii B.V. Process for the recovery of epsilon-caprolactam and polyether polyurethane from polyamide 6 and polyether polyurethane comprising materials

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2786052A (en) * 1957-03-19 Process of purifying caprolactam
FR1337527A (fr) * 1962-08-27 1963-09-13 Snia Viscosa Procédé de purification du caprolactame
FR1332193A (cg-RX-API-DMAC10.html) * 1963-12-16
EP0138241A2 (en) * 1983-08-31 1985-04-24 Stamicarbon B.V. Recovery of caprolactam from caprolactam-containing distillation residue
EP0411455A1 (de) * 1989-08-02 1991-02-06 BASF Aktiengesellschaft Verfahren zur kontinuierlichen Reinigung von Caprolactam

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1388442A (fr) * 1964-04-08 1965-02-05 Toyo Rayon Co Ltd Procédé de purification de lactames bruts
US20040117234A1 (en) * 2002-10-11 2004-06-17 Xerox Corporation System and method for content management assessment

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2786052A (en) * 1957-03-19 Process of purifying caprolactam
FR1332193A (cg-RX-API-DMAC10.html) * 1963-12-16
FR1337527A (fr) * 1962-08-27 1963-09-13 Snia Viscosa Procédé de purification du caprolactame
EP0138241A2 (en) * 1983-08-31 1985-04-24 Stamicarbon B.V. Recovery of caprolactam from caprolactam-containing distillation residue
EP0411455A1 (de) * 1989-08-02 1991-02-06 BASF Aktiengesellschaft Verfahren zur kontinuierlichen Reinigung von Caprolactam

Also Published As

Publication number Publication date
HU216972B (hu) 1999-10-28
HUT68183A (en) 1995-05-29
SK84794A3 (en) 1995-02-08
JPH0753510A (ja) 1995-02-28
KR100332435B1 (ko) 2002-11-13
JP3523332B2 (ja) 2004-04-26
KR950003268A (ko) 1995-02-16
CZ173194A3 (en) 1995-02-15
SK281236B6 (sk) 2001-01-18
TW311135B (cg-RX-API-DMAC10.html) 1997-07-21
EP0635487A1 (en) 1995-01-25
ATE193014T1 (de) 2000-06-15
PL176951B1 (pl) 1999-08-31
CN1105987A (zh) 1995-08-02
ES2148276T3 (es) 2000-10-16
US5539106A (en) 1996-07-23
EP0635487B1 (en) 2000-05-17
RU94026080A (ru) 1996-06-20
HU9402121D0 (en) 1994-09-28
UA27131C2 (uk) 2000-02-28
DE69424474T2 (de) 2001-02-08
BR9402855A (pt) 1995-04-04
BE1007298A3 (nl) 1995-05-09
CZ286172B6 (cs) 2000-02-16
PL304347A1 (en) 1995-01-23
DE69424474D1 (de) 2000-06-21
RU2114826C1 (ru) 1998-07-10

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Owner name: DSMIP PROPERTY CO., LTD.

Free format text: FORMER OWNER: DSM N. V.

Effective date: 20040618

C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20040618

Address after: Holland Heerlen

Patentee after: DSMIP Property N. V.

Address before: Holland Heerlen

Patentee before: DSM N. V.

C17 Cessation of patent right
CX01 Expiry of patent term

Expiration termination date: 20140718

Granted publication date: 20000510