CN100345822C - 从己二腈、氨基己腈和六亚甲基二胺的混合物中回收己二腈 - Google Patents
从己二腈、氨基己腈和六亚甲基二胺的混合物中回收己二腈 Download PDFInfo
- Publication number
- CN100345822C CN100345822C CNB038218399A CN03821839A CN100345822C CN 100345822 C CN100345822 C CN 100345822C CN B038218399 A CNB038218399 A CN B038218399A CN 03821839 A CN03821839 A CN 03821839A CN 100345822 C CN100345822 C CN 100345822C
- Authority
- CN
- China
- Prior art keywords
- adiponitrile
- adn
- distillate
- column
- feed
- 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
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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
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- 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)
Abstract
Description
进料(22) | 馏出液(24) | 侧馏分(26) | 塔底产物(28) | |
ppm THA | 298 | 100-300 | 800 | <100 |
ppm PRI | 175-240 | 1050 | 1120-1714 | |
%HMD | 39.8 | >98 | 14 | 3.0 |
%ACN | 39.3 | 0.04-0.06 | 86 | 12 |
%ADN | 19.7 | ND | <100 | 82 |
ppm CPI | 21 | ND | ND | 212+/-85 |
%BHMT | 0.20 | ND | ND | 0.7-1.4 |
进料(34) | 馏出液(36) | 塔底产物(38) | |
ppm THA | 796 | 50-70 | 900 |
ppm PRI | 30 | ||
%HMD | 13.3 | >98 | 100ppm |
%ACN | 86.3 | 450-550ppm | >99 |
%ADN | 0.118 | ND | 0.135 |
ppm CPI | ND | ND | ND |
%BHMT | ND | ND | ND |
进料(28) | 馏出液(30) | 塔底产物(32) | |
ppm THA | 47 | 380-450 | ND |
%HMD | 3.0 | 19 | 35ppm |
%ACN | 13.6 | 81 | 500-1500ppm |
%ADN | 81.0 | <50ppm | 97.5 |
ppm CPI | 202 | ND | 265+/-42 |
%BHMT | 1.0 | ND | 1.1 |
进料(32) | 馏出液(40) | 塔底产物(42) | |
ppm THA | 41 | ND | |
%HMD | 35ppm | 0.09 | ND |
%ACN | 0.2 | 0.41 | ND |
%ADN | 97.1 | 98.6 | 95 |
ppm CPI | 248 | 830 | 440 |
%BHMT | 1.02 | 0.79 | 0.98 |
焦油 | 4.57 |
进料(40) | 馏出液(44) | 塔底产物(46) | |
%ADN | 98.6 | 89.9 | >99 |
ppm CPI | 830 | 11,000 | 37+/-10 |
%BHMT | 0.96 | 6.7 | 0.21 |
Claims (4)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/197,882 US6599398B1 (en) | 2002-07-17 | 2002-07-17 | Recovery of adiponitrile from a mixture of adiponitrile, aminocapronitrile and hexamethylenediamine |
US10/197,882 | 2002-07-17 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1681773A CN1681773A (zh) | 2005-10-12 |
CN100345822C true CN100345822C (zh) | 2007-10-31 |
Family
ID=27613010
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB038218399A Expired - Lifetime CN100345822C (zh) | 2002-07-17 | 2003-07-15 | 从己二腈、氨基己腈和六亚甲基二胺的混合物中回收己二腈 |
Country Status (12)
Country | Link |
---|---|
US (1) | US6599398B1 (zh) |
EP (1) | EP1539680B1 (zh) |
JP (1) | JP2005533117A (zh) |
KR (1) | KR20050029217A (zh) |
CN (1) | CN100345822C (zh) |
AT (1) | ATE375976T1 (zh) |
AU (1) | AU2003249278A1 (zh) |
BR (1) | BR0312897A (zh) |
DE (1) | DE60316964T2 (zh) |
ES (1) | ES2295648T3 (zh) |
TW (1) | TW200401763A (zh) |
WO (1) | WO2004007434A1 (zh) |
Families Citing this family (15)
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 |
EP1451142A1 (de) * | 2001-11-16 | 2004-09-01 | 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 |
WO2015200597A1 (en) * | 2014-06-27 | 2015-12-30 | Invista North America S.A R.L. | Enhanced extraction of impurities from mixture comprising nitriles |
US10640459B2 (en) | 2015-09-03 | 2020-05-05 | 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 |
MX2022008204A (es) * | 2019-12-30 | 2022-10-07 | Ascend Performance Mat Operations Llc | Proceso para recuperacion de adiponitrilo. |
US11560353B2 (en) | 2019-12-30 | 2023-01-24 | Ascend Performance Materials Operations Llc | Tricyanohexane purification methods |
US20230047439A1 (en) * | 2020-01-31 | 2023-02-16 | Inv Nylon Chemicals Americas, Llc | Impurity formation reduction during product refining |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6207851B1 (en) * | 1996-09-10 | 2001-03-27 | Basf Aktiengesellschaft | Process for simultaneously preparing 6-aminocapronitrile and hexamethylene diamine |
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 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001500139A (ja) * | 1996-09-10 | 2001-01-09 | ビーエーエスエフ アクチェンゲゼルシャフト | ヘキサメチレンジアミンと2―アミノメチルシクロペンチルアミンとを含む混合物からの2―アミノメチルシクロペンチルアミンの分離 |
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 |
-
2002
- 2002-07-17 US US10/197,882 patent/US6599398B1/en not_active Expired - Lifetime
-
2003
- 2003-04-30 TW TW092110152A patent/TW200401763A/zh unknown
- 2003-07-15 EP EP03764699A patent/EP1539680B1/en not_active Expired - Lifetime
- 2003-07-15 WO PCT/US2003/022127 patent/WO2004007434A1/en active IP Right Grant
- 2003-07-15 BR BR0312897-0A patent/BR0312897A/pt not_active Application Discontinuation
- 2003-07-15 DE DE60316964T patent/DE60316964T2/de not_active Expired - Lifetime
- 2003-07-15 ES ES03764699T patent/ES2295648T3/es not_active Expired - Lifetime
- 2003-07-15 AT AT03764699T patent/ATE375976T1/de not_active IP Right Cessation
- 2003-07-15 AU AU2003249278A patent/AU2003249278A1/en not_active Abandoned
- 2003-07-15 KR KR1020057000810A patent/KR20050029217A/ko not_active Application Discontinuation
- 2003-07-15 JP JP2004521867A patent/JP2005533117A/ja active Pending
- 2003-07-15 CN CNB038218399A patent/CN100345822C/zh not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6207851B1 (en) * | 1996-09-10 | 2001-03-27 | Basf Aktiengesellschaft | Process for simultaneously preparing 6-aminocapronitrile and hexamethylene diamine |
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 |
---|---|
DE60316964T2 (de) | 2008-07-31 |
EP1539680A1 (en) | 2005-06-15 |
AU2003249278A1 (en) | 2004-02-02 |
DE60316964D1 (de) | 2007-11-29 |
ES2295648T3 (es) | 2008-04-16 |
WO2004007434A1 (en) | 2004-01-22 |
KR20050029217A (ko) | 2005-03-24 |
CN1681773A (zh) | 2005-10-12 |
JP2005533117A (ja) | 2005-11-04 |
US6599398B1 (en) | 2003-07-29 |
ATE375976T1 (de) | 2007-11-15 |
BR0312897A (pt) | 2005-06-14 |
EP1539680B1 (en) | 2007-10-17 |
TW200401763A (en) | 2004-02-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: The United States Delaware Patentee after: INVISTA TECHNOLOGIES S.A.R.L. Address before: The United States Delaware Patentee before: INVISTA TECHNOLOGIES S.A.R.L. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180611 Address after: University of Manchester Patentee after: INVISTA NORTH AMERICA S.A.R.L. Address before: The United States Delaware Patentee before: INVISTA TECHNOLOGIES S.A.R.L. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20071031 |