DE60316964D1 - Wiedergewinnung von adiponitril aus einem adiponitril, aminocapronitril und hexamethylendiamin enthaltenden gemisch - Google Patents

Wiedergewinnung von adiponitril aus einem adiponitril, aminocapronitril und hexamethylendiamin enthaltenden gemisch

Info

Publication number
DE60316964D1
DE60316964D1 DE60316964T DE60316964T DE60316964D1 DE 60316964 D1 DE60316964 D1 DE 60316964D1 DE 60316964 T DE60316964 T DE 60316964T DE 60316964 T DE60316964 T DE 60316964T DE 60316964 D1 DE60316964 D1 DE 60316964D1
Authority
DE
Germany
Prior art keywords
adiponitrile
distillation
bhmt
adn
aminocapronitrile
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
DE60316964T
Other languages
English (en)
Other versions
DE60316964T2 (de
Inventor
John J Ostermaier
Leon S Scott
James D Hastings
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.)
Invista Technologies SARL USA
Original Assignee
Invista Technologies SARL USA
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 Invista Technologies SARL USA filed Critical Invista Technologies SARL USA
Publication of DE60316964D1 publication Critical patent/DE60316964D1/de
Application granted granted Critical
Publication of DE60316964T2 publication Critical patent/DE60316964T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
    • B01D3/146—Multiple effect distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/32—Separation; Purification; Stabilisation; Use of additives
    • C07C253/34—Separation; Purification
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
    • C07C255/02—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and saturated carbon skeleton
    • C07C255/04—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and saturated carbon skeleton containing two cyano groups bound to the carbon skeleton
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/09—Plural feed
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/20—Power plant

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Treating Waste Gases (AREA)
DE60316964T 2002-07-17 2003-07-15 Wiedergewinnung von adiponitril aus einem adiponitril, aminocapronitril und hexamethylendiamin enthaltenden gemisch Expired - Lifetime DE60316964T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US197882 2002-07-17
US10/197,882 US6599398B1 (en) 2002-07-17 2002-07-17 Recovery of adiponitrile from a mixture of adiponitrile, aminocapronitrile and hexamethylenediamine
PCT/US2003/022127 WO2004007434A1 (en) 2002-07-17 2003-07-15 Recovery of adiponitrile from a mixture of adiponitrile, aminocapronitrile and hexamethylenediamine

Publications (2)

Publication Number Publication Date
DE60316964D1 true DE60316964D1 (de) 2007-11-29
DE60316964T2 DE60316964T2 (de) 2008-07-31

Family

ID=27613010

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60316964T Expired - Lifetime DE60316964T2 (de) 2002-07-17 2003-07-15 Wiedergewinnung von adiponitril aus einem adiponitril, aminocapronitril und hexamethylendiamin enthaltenden gemisch

Country Status (12)

Country Link
US (1) US6599398B1 (de)
EP (1) EP1539680B1 (de)
JP (1) JP2005533117A (de)
KR (1) KR20050029217A (de)
CN (1) CN100345822C (de)
AT (1) ATE375976T1 (de)
AU (1) AU2003249278A1 (de)
BR (1) BR0312897A (de)
DE (1) DE60316964T2 (de)
ES (1) ES2295648T3 (de)
TW (1) TW200401763A (de)
WO (1) WO2004007434A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10029187A1 (de) * 2000-06-19 2001-12-20 Basf Ag Verfahren zur Abtrennung von 6-Aminocapronitril aus Gemischen, die 6-Aminocapronitril, Adipodinitril und Hexamethylendiamin enthalten
WO2003042159A1 (de) * 2001-11-16 2003-05-22 Basf Aktiengesellschaft Verfahren zur isolierung von aminen aus wässrigen lösungen
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
FR2857965B1 (fr) * 2003-07-25 2005-08-26 Rhodia Polyamide Intermediates Procede de fabrication et de separation de composes dinitriles
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
FR2926816B1 (fr) 2008-01-25 2010-05-14 Rhodia Operations Procede de fabrication de composes comprenant des fonctions nitriles
FR2932477B1 (fr) 2008-06-17 2013-01-18 Rhodia Operations Procede de fabrication de composes nitriles a partir de composes a insaturation ethylenique
FR2937321B1 (fr) 2008-10-21 2010-10-22 Rhodia Operations Procede de fabrication de composes comprenant des fonctions nitriles
CN106573879B (zh) * 2014-06-27 2019-09-24 英威达纺织（英国）有限公司 增强从包含腈的混合物萃取杂质
WO2017040583A1 (en) * 2015-09-03 2017-03-09 Invista North America S.A R.L. Inhibiting cpi formation from adiponitrile
WO2017192350A1 (en) 2016-05-02 2017-11-09 Invista North America S.A R.L. Process for reducing cpi in a dinitrile stream
US10399004B2 (en) * 2016-09-08 2019-09-03 Eastman Chemical Company Thermally integrated distillation systems and processes using the same
TWI801789B (zh) 2019-12-30 2023-05-11 美商阿散德性能材料營運公司 三氰基己烷純化方法
CA3163244A1 (en) * 2019-12-30 2021-07-08 Sanjay Dube Process for recovering adiponitrile
CN115023415B (zh) * 2020-01-31 2024-03-22 英威达纺织（英国）有限公司 在产物精制期间减少杂质形成

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19636766A1 (de) * 1996-09-10 1998-03-12 Basf Ag Verfahren zur gleichzeitigen Herstellung von 6-Aminocapronitril und Hexamethylendiamin
BR9711729A (pt) * 1996-09-10 1999-08-24 Basf Ag Processo para separar 2-aminometilciclopentilamina de uma mistura compreendendo hexametilenodiamina e 2-aminometilciclopentilamina
DE19704612A1 (de) * 1997-02-07 1998-08-13 Basf Ag Verfahren zur Gewinnung von Hexamethylendiamin aus Hexamethylendiamin enthaltenden Mischungen
DE19839338A1 (de) * 1998-08-28 2000-03-02 Basf Ag Verbessertes Verfahren zur gleizeitigen Herstellung von 6-Aminocapronitril und Hexamethylendiamin
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
US6248926B1 (en) * 2000-10-26 2001-06-19 E. I. Du Pont De Nemours And Company Recovery of hexamethylenediamine (HMD) with low polarographically reducible impurities (PRI) from mixtures of HMD, aminocapronitirle and PRI

Also Published As

Publication number Publication date
CN100345822C (zh) 2007-10-31
EP1539680B1 (de) 2007-10-17
EP1539680A1 (de) 2005-06-15
ES2295648T3 (es) 2008-04-16
WO2004007434A1 (en) 2004-01-22
US6599398B1 (en) 2003-07-29
TW200401763A (en) 2004-02-01
JP2005533117A (ja) 2005-11-04
ATE375976T1 (de) 2007-11-15
AU2003249278A1 (en) 2004-02-02
DE60316964T2 (de) 2008-07-31
CN1681773A (zh) 2005-10-12
KR20050029217A (ko) 2005-03-24
BR0312897A (pt) 2005-06-14

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