AU2001262336A1 - Method for separating ammonia from solutions containing caprolactam and ammonia - Google Patents

Method for separating ammonia from solutions containing caprolactam and ammonia

Info

Publication number
AU2001262336A1
AU2001262336A1 AU2001262336A AU6233601A AU2001262336A1 AU 2001262336 A1 AU2001262336 A1 AU 2001262336A1 AU 2001262336 A AU2001262336 A AU 2001262336A AU 6233601 A AU6233601 A AU 6233601A AU 2001262336 A1 AU2001262336 A1 AU 2001262336A1
Authority
AU
Australia
Prior art keywords
ammonia
solutions containing
separating
containing caprolactam
caprolactam
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
AU2001262336A
Inventor
Andreas Ansmann
Peter Bassler
Rolf-Hartmuth Fischer
Hermann Luyken
Stefan Maixner
Johann-Peter Melder
Frank Ohlbach
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
BASF SE
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=26005932&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=AU2001262336(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from DE2000127328 external-priority patent/DE10027328A1/en
Priority claimed from DE2000133516 external-priority patent/DE10033516A1/en
Application filed by BASF SE filed Critical BASF SE
Publication of AU2001262336A1 publication Critical patent/AU2001262336A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
    • C01C1/00—Ammonia; Compounds thereof
    • C01C1/02—Preparation, purification or separation of ammonia
    • C01C1/10—Separation of ammonia from ammonia liquors, e.g. gas liquors
    • 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
    • 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)
  • Analytical Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Other In-Based Heterocyclic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
AU2001262336A 2000-06-05 2001-06-02 Method for separating ammonia from solutions containing caprolactam and ammonia Abandoned AU2001262336A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE2000127328 DE10027328A1 (en) 2000-06-05 2000-06-05 Distillative separation of ammonia, useful in purification of lactam, especially caprolactam, solution, is carried out at relatively low absolute pressure
DE10027328 2000-06-05
DE2000133516 DE10033516A1 (en) 2000-07-11 2000-07-11 Distillative separation of ammonia, useful in purification of lactam, especially caprolactam, solution, is carried out at relatively low absolute pressure
DE10033516 2000-07-11
PCT/EP2001/006310 WO2001094308A1 (en) 2000-06-05 2001-06-02 Method for separating ammonia from solutions containing caprolactam and ammonia

Publications (1)

Publication Number Publication Date
AU2001262336A1 true AU2001262336A1 (en) 2001-12-17

Family

ID=26005932

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001262336A Abandoned AU2001262336A1 (en) 2000-06-05 2001-06-02 Method for separating ammonia from solutions containing caprolactam and ammonia

Country Status (17)

Country Link
US (1) US6896772B2 (en)
EP (1) EP1286963B2 (en)
JP (1) JP2003535846A (en)
KR (1) KR20030016279A (en)
CN (1) CN1204119C (en)
AR (1) AR029261A1 (en)
AT (1) ATE256109T1 (en)
AU (1) AU2001262336A1 (en)
BR (1) BR0111320A (en)
CA (1) CA2409344C (en)
DE (1) DE50101150D1 (en)
ES (1) ES2212790T3 (en)
IL (1) IL152837A0 (en)
MX (1) MXPA02011275A (en)
MY (1) MY127068A (en)
TW (1) TW506970B (en)
WO (1) WO2001094308A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3667140B2 (en) * 1999-03-04 2005-07-06 パイオニア株式会社 Disc changer device
DE10253095A1 (en) * 2002-11-13 2004-06-17 Basf Ag Process for the purification of caprolactam
DE10253094A1 (en) 2002-11-13 2004-05-27 Basf Ag Purification of crude caprolactam comprises a three stage distillation process with feeding of the crude caprolactam and an inorganic acid having a b. pt. above the b. pt. of the caprolactam to a first distillation column
DE102004027022A1 (en) * 2004-06-02 2006-01-05 Basf Ag Process for the separation of ammonia and water from lactam-containing mixtures
GB2608159A (en) * 2021-06-24 2022-12-28 Process Ltd A system and method for recovering ammonia from an ammonia-containing liquid

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4339648A1 (en) 1993-11-20 1995-05-24 Basf Ag Process for the production of caprolactam
DE4443125A1 (en) * 1994-12-03 1996-06-05 Basf Ag Process for the production of caprolactam
US5717090A (en) 1995-01-05 1998-02-10 Basf Aktiengesellschaft Simultaneous preparation of caprolactam and hexamethylenediamine
DE19500222A1 (en) * 1995-01-05 1996-07-11 Basf Ag Process for the simultaneous production of caprolactam and hexamethylenediamine
DE19548289A1 (en) * 1995-12-22 1997-06-26 Basf Ag Process for the simultaneous production of caprolactam and hexamethylenediamine
FR2781476B1 (en) * 1998-07-22 2000-09-22 Rhone Poulenc Fibres PROCESS FOR THE DISTILLATION OF AMMONIA CONTAINED IN A MIXTURE COMPRISING CAPROLACTAM

Also Published As

Publication number Publication date
US6896772B2 (en) 2005-05-24
AR029261A1 (en) 2003-06-18
ATE256109T1 (en) 2003-12-15
JP2003535846A (en) 2003-12-02
BR0111320A (en) 2003-06-10
EP1286963B1 (en) 2003-12-10
CN1204119C (en) 2005-06-01
US20030132098A1 (en) 2003-07-17
DE50101150D1 (en) 2004-01-22
EP1286963A1 (en) 2003-03-05
ES2212790T3 (en) 2004-08-01
MXPA02011275A (en) 2003-04-25
CA2409344A1 (en) 2002-11-15
CA2409344C (en) 2007-11-27
EP1286963B2 (en) 2012-10-24
IL152837A0 (en) 2003-06-24
MY127068A (en) 2006-11-30
TW506970B (en) 2002-10-21
KR20030016279A (en) 2003-02-26
CN1431993A (en) 2003-07-23
WO2001094308A1 (en) 2001-12-13

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