AU2001283471A1 - Recovery of hexamethylenediame (hmd) with low polarographically reducible impurities (pri) from mixtures of hmd, aminocapronitrile and pri - Google Patents

Recovery of hexamethylenediame (hmd) with low polarographically reducible impurities (pri) from mixtures of hmd, aminocapronitrile and pri

Info

Publication number
AU2001283471A1
AU2001283471A1 AU2001283471A AU8347101A AU2001283471A1 AU 2001283471 A1 AU2001283471 A1 AU 2001283471A1 AU 2001283471 A AU2001283471 A AU 2001283471A AU 8347101 A AU8347101 A AU 8347101A AU 2001283471 A1 AU2001283471 A1 AU 2001283471A1
Authority
AU
Australia
Prior art keywords
hmd
pri
hexamethylenediame
aminocapronitrile
mixtures
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
AU2001283471A
Inventor
John Joseph Ostermaier
Leon S. Scott
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of AU2001283471A1 publication Critical patent/AU2001283471A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/82—Purification; Separation; Stabilisation; Use of additives
    • C07C209/86—Separation
AU2001283471A 2000-10-26 2001-08-21 Recovery of hexamethylenediame (hmd) with low polarographically reducible impurities (pri) from mixtures of hmd, aminocapronitrile and pri Abandoned AU2001283471A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09697691 2000-10-26
US09/697,691 US6248926B1 (en) 2000-10-26 2000-10-26 Recovery of hexamethylenediamine (HMD) with low polarographically reducible impurities (PRI) from mixtures of HMD, aminocapronitirle and PRI
PCT/US2001/026132 WO2002036541A1 (en) 2000-10-26 2001-08-21 Recovery of hexamethylenediame (hmd) with low polarographically reducible impurities (pri) from mixtures of hmd, aminocapronitrile and pri

Publications (1)

Publication Number Publication Date
AU2001283471A1 true AU2001283471A1 (en) 2002-05-15

Family

ID=24802153

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2001283471A Abandoned AU2001283471A1 (en) 2000-10-26 2001-08-21 Recovery of hexamethylenediame (hmd) with low polarographically reducible impurities (pri) from mixtures of hmd, aminocapronitrile and pri

Country Status (13)

Country Link
US (1) US6248926B1 (en)
EP (1) EP1328503B1 (en)
JP (1) JP2004513105A (en)
KR (1) KR20030059213A (en)
CN (1) CN1210249C (en)
AU (1) AU2001283471A1 (en)
BR (1) BR0114803A (en)
CA (1) CA2422990A1 (en)
DE (1) DE60137862D1 (en)
MX (1) MXPA03003675A (en)
MY (1) MY117714A (en)
TW (1) TW557290B (en)
WO (1) WO2002036541A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6599398B1 (en) * 2002-07-17 2003-07-29 E. I. Du Pont De Nemours And Company Recovery of adiponitrile from a mixture of adiponitrile, aminocapronitrile and hexamethylenediamine
US6887352B2 (en) * 2003-03-07 2005-05-03 Invista North America S.A.R.L. Distillative method for separating hexamethylenediamine from a mixture comprising hexamethylenediamine, 6-aminocapronitrile and tetrahydroazepine
US7060819B2 (en) * 2003-09-15 2006-06-13 Invista North America S.A.R.L. Process for producing hexamethylenediamine and aminocapronitrile from adiponitrile, wherein the hexamethylenediamine contains less than 100 ppm tetrahydroazepine
US7208632B2 (en) * 2004-09-10 2007-04-24 Invista North America S.A R.L. Separation of 6-aminocapronitrile and hexamethylenediamine from a mixture comprising hexamethylenediamine, 6-aminocapronitrile and tetrahydroazepine
US7468119B2 (en) * 2004-09-10 2008-12-23 Invista North America S.A.R.L. Separation of 6-aminocapronitrile and hexamethylenediamine from a mixture comprising hexamethylenediamine, 6-aminocapronitrile and tetrahydroazepine
ES2582173T3 (en) * 2007-11-14 2016-09-09 Covestro Deutschland Ag Preparation of light colored isocyanates
EP2427544B1 (en) 2009-05-07 2019-07-17 Genomatica, Inc. Microorganisms and methods for the biosynthesis of adipate, hexamethylenediamine and 6-aminocaproic acid
CN103922969B (en) * 2014-04-10 2016-01-20 万华化学集团股份有限公司 A kind of method preparing the hexamethylene diisocyanate of colour stable

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19832529A1 (en) * 1998-07-20 2000-01-27 Basf Ag Production of 6-amino-capronitrile and hexamethylene diamine from adiponitrile involves work-up by distillation with final recovery of adiponitrile
US5961788A (en) * 1998-10-09 1999-10-05 E. I. Du Pont De Nemours And Company Sequential distillation process for removing tetrahydroazepine from aminocapronitrile and/or hexamethylenediamine

Also Published As

Publication number Publication date
WO2002036541A1 (en) 2002-05-10
BR0114803A (en) 2004-02-17
US6248926B1 (en) 2001-06-19
KR20030059213A (en) 2003-07-07
CA2422990A1 (en) 2002-05-10
JP2004513105A (en) 2004-04-30
TW557290B (en) 2003-10-11
DE60137862D1 (en) 2009-04-16
CN1210249C (en) 2005-07-13
MXPA03003675A (en) 2004-05-04
CN1471505A (en) 2004-01-28
EP1328503A1 (en) 2003-07-23
EP1328503B1 (en) 2009-03-04
MY117714A (en) 2004-07-31

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