WO2009127591A3 - Verfahren zur aufarbeitung von rückständen aus der produktion von isocyanaten - Google Patents

Verfahren zur aufarbeitung von rückständen aus der produktion von isocyanaten Download PDF

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Publication number
WO2009127591A3
WO2009127591A3 PCT/EP2009/054287 EP2009054287W WO2009127591A3 WO 2009127591 A3 WO2009127591 A3 WO 2009127591A3 EP 2009054287 W EP2009054287 W EP 2009054287W WO 2009127591 A3 WO2009127591 A3 WO 2009127591A3
Authority
WO
WIPO (PCT)
Prior art keywords
isocyanates
production
residues
water
treating residues
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.)
Ceased
Application number
PCT/EP2009/054287
Other languages
English (en)
French (fr)
Other versions
WO2009127591A2 (de
Inventor
Michael Bock
Martin Sesing
Eckhard Stroefer
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
Application filed by BASF SE filed Critical BASF SE
Priority to EP09731507A priority Critical patent/EP2280939A2/de
Priority to JP2011504429A priority patent/JP2011516593A/ja
Priority to US12/936,080 priority patent/US8440856B2/en
Priority to CN2009801130372A priority patent/CN102007096A/zh
Publication of WO2009127591A2 publication Critical patent/WO2009127591A2/de
Publication of WO2009127591A3 publication Critical patent/WO2009127591A3/de
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C263/00—Preparation of derivatives of isocyanic acid
    • C07C263/10—Preparation of derivatives of isocyanic acid by reaction of amines with carbonyl halides, e.g. with phosgene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
    • C07C209/62—Preparation of compounds containing amino groups bound to a carbon skeleton by cleaving carbon-to-nitrogen, sulfur-to-nitrogen, or phosphorus-to-nitrogen bonds, e.g. hydrolysis of amides, N-dealkylation of amines or quaternary ammonium compounds
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Processing Of Solid Wastes (AREA)

Abstract

Gegenstand der Erfindung ist ein Verfahren zur Aufarbeitung von Rückständen aus der Produktion von Isocyanaten, umfassend die Schritte a) Hydrolyse der Rückstände mit Wasser b) Zuführung des Umsetzungsprodukts aus Schritt a) in einen Mischer mit Wärmebertragungsfläche, c) Abtrennung von Amin und Wasser aus dem Austrag von Schritt b), d) Trennung von Wasser und Amin.
PCT/EP2009/054287 2008-04-14 2009-04-09 Verfahren zur aufarbeitung von rückständen aus der produktion von isocyanaten Ceased WO2009127591A2 (de)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP09731507A EP2280939A2 (de) 2008-04-14 2009-04-09 Verfahren zur aufarbeitung von rückständen aus der produktion von isocyanaten
JP2011504429A JP2011516593A (ja) 2008-04-14 2009-04-09 イソシアネートの製造で生じる残渣を処理する方法
US12/936,080 US8440856B2 (en) 2008-04-14 2009-04-09 Method for treating residues from the production of isocyanates
CN2009801130372A CN102007096A (zh) 2008-04-14 2009-04-09 来自异氰酸酯生产的残留物的后处理方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP08154471 2008-04-14
EP08154471.0 2008-04-14

Publications (2)

Publication Number Publication Date
WO2009127591A2 WO2009127591A2 (de) 2009-10-22
WO2009127591A3 true WO2009127591A3 (de) 2009-12-17

Family

ID=40904127

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2009/054287 Ceased WO2009127591A2 (de) 2008-04-14 2009-04-09 Verfahren zur aufarbeitung von rückständen aus der produktion von isocyanaten

Country Status (6)

Country Link
US (1) US8440856B2 (de)
EP (1) EP2280939A2 (de)
JP (1) JP2011516593A (de)
KR (1) KR20110009111A (de)
CN (1) CN102007096A (de)
WO (1) WO2009127591A2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101756998B1 (ko) 2009-04-24 2017-07-26 바스프 에스이 색 안정성 ｍｄａ 및 ｍｄｉ의 제조 방법
DE102010028583B4 (de) * 2009-05-11 2015-04-23 Frank Prissok Abbau von Polyurethanen in Gegenwart spezieller ionischer Flüssigkeiten und einem geringen Wasseranteil
JP2012530749A (ja) 2009-06-26 2012-12-06 ビーエーエスエフ ソシエタス・ヨーロピア イソシアネート、好適には溶媒の再循環を伴うジイソシアネート及びポリイソシアネートの製造方法
WO2011015541A1 (de) * 2009-08-04 2011-02-10 Basf Se Verfahren zur herstellung von isocyanaten
WO2014009342A1 (de) 2012-07-11 2014-01-16 Bayer Materialscience Ag Verfahren zur aufarbeitung von destillationsrückständen aus der isocyanatherstellung
CN111183131B (zh) 2017-12-27 2022-06-28 旭化成株式会社 有机胺的回收方法
US20240425448A1 (en) 2021-11-08 2024-12-26 Asahi Kasei Kabushiki Kaisha Method for producing isocyanate compound, method for producing carbamate compound, method for recovering amine compound, and isocyanate composition
CN114539072B (zh) * 2022-03-05 2023-12-19 福州大学 焦油渣胺解联产二氨基甲苯和乙烯脲类衍生物的方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3128310A (en) * 1955-09-09 1964-04-07 Bayer Ag Recovery of amines
US3331876A (en) * 1964-03-23 1967-07-18 Mobay Chemical Corp Recovery of tolylenediamines
US4091009A (en) * 1976-08-16 1978-05-23 Olin Corporation Process for deactivating toluene diisocyanate distillation residue
JPS58201751A (ja) * 1982-05-17 1983-11-24 Mitsui Toatsu Chem Inc アミン化合物を回収する方法
WO1999065868A1 (de) * 1998-06-18 1999-12-23 Basf Aktiengesellschaft Verfahren zur aufarbeitung von destillationsrückständen aus der synthese von toluylendiisocyanat
WO2004108656A1 (en) * 2003-06-09 2004-12-16 Hanwha Chemical Corporation Method for recovering toluene diamine from high boiling tar residue discharged from toluene diisocyanate preparation process
EP1935877A1 (de) * 2006-12-18 2008-06-25 Bayer MaterialScience AG Verfahren zur Herstellung von Toluylendiisocyanat

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3636030A (en) 1968-12-16 1972-01-18 Du Pont Recovery of aromatic dhsocyanates from still residues
DE2703313A1 (de) 1977-01-27 1978-08-03 Bayer Ag Verfahren zur herstellung von organischen polyaminen
DE2942678A1 (de) 1979-10-23 1981-05-07 Bayer Ag, 5090 Leverkusen Verfahren zur aufarbeitung von vernetzten, harnstoffgruppenhaltigen isocyanatdestillationsrueckstaenden und verwendung der verfahrensprodukte als ausgangskomponenten bei der herstellung von kunststoffen
US4654443A (en) * 1985-03-11 1987-03-31 The Dow Chemical Company Hydrolysis of isocyanate distillation bottoms
JPS62114984A (ja) * 1985-11-14 1987-05-26 Kawasaki Steel Corp 無水フタル酸蒸留残渣からの無水フタル酸回収方法
EP0267531A3 (de) * 1986-11-12 1989-02-01 List AG Eindampfverfahren für hochviskose Produkte
DE4416571C1 (de) * 1994-05-11 1995-12-07 Eberhard Dr Giebeler Verfahren und Vorrichtung zur Rückgewinnung von Aminen aus Aminwaschlösungen und Verwendung spezieller verfahrensmäßig erhaltbarer Rückstände bei der Herstellung von Zement oder als Düngemittelkomponente
JP2002173471A (ja) * 2000-12-07 2002-06-21 Kobe Steel Ltd イソシアネート系分解対象化合物の分解回収方法
DE102004001456A1 (de) 2004-01-08 2005-08-11 Basf Ag Verfahren zur destillativen Aufbereitung von Toluylendiamin
DE102005027814A1 (de) 2005-06-15 2006-12-21 Basf Ag Verfahren zur Aufarbeitung von Isocyanataddukten
DE102005032430A1 (de) * 2005-07-12 2007-01-25 Bayer Materialscience Ag Verfahren zur Herstellung von Toluylendiamin
US9061971B2 (en) * 2005-09-29 2015-06-23 Basf Aktiengesellschaft Method for purifying residues containing isocyanates

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3128310A (en) * 1955-09-09 1964-04-07 Bayer Ag Recovery of amines
US3331876A (en) * 1964-03-23 1967-07-18 Mobay Chemical Corp Recovery of tolylenediamines
US4091009A (en) * 1976-08-16 1978-05-23 Olin Corporation Process for deactivating toluene diisocyanate distillation residue
JPS58201751A (ja) * 1982-05-17 1983-11-24 Mitsui Toatsu Chem Inc アミン化合物を回収する方法
WO1999065868A1 (de) * 1998-06-18 1999-12-23 Basf Aktiengesellschaft Verfahren zur aufarbeitung von destillationsrückständen aus der synthese von toluylendiisocyanat
WO2004108656A1 (en) * 2003-06-09 2004-12-16 Hanwha Chemical Corporation Method for recovering toluene diamine from high boiling tar residue discharged from toluene diisocyanate preparation process
EP1935877A1 (de) * 2006-12-18 2008-06-25 Bayer MaterialScience AG Verfahren zur Herstellung von Toluylendiisocyanat

Also Published As

Publication number Publication date
US8440856B2 (en) 2013-05-14
KR20110009111A (ko) 2011-01-27
CN102007096A (zh) 2011-04-06
JP2011516593A (ja) 2011-05-26
WO2009127591A2 (de) 2009-10-22
US20110021836A1 (en) 2011-01-27
EP2280939A2 (de) 2011-02-09

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