DE69409040D1 - Verfahren zur Entfärbung von Alkanolaminen - Google Patents

Verfahren zur Entfärbung von Alkanolaminen

Info

Publication number
DE69409040D1
DE69409040D1 DE69409040T DE69409040T DE69409040D1 DE 69409040 D1 DE69409040 D1 DE 69409040D1 DE 69409040 T DE69409040 T DE 69409040T DE 69409040 T DE69409040 T DE 69409040T DE 69409040 D1 DE69409040 D1 DE 69409040D1
Authority
DE
Germany
Prior art keywords
decolorization
alkanolamines
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 - Fee Related
Application number
DE69409040T
Other languages
English (en)
Other versions
DE69409040T2 (de
Inventor
Charles Arnold Gibson
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.)
Union Carbide Chemicals and Plastics Technology LLC
Original Assignee
Union Carbide Chemicals and Plastics Technology LLC
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 Union Carbide Chemicals and Plastics Technology LLC filed Critical Union Carbide Chemicals and Plastics Technology LLC
Application granted granted Critical
Publication of DE69409040D1 publication Critical patent/DE69409040D1/de
Publication of DE69409040T2 publication Critical patent/DE69409040T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C213/00—Preparation of compounds containing amino and hydroxy, amino and etherified hydroxy or amino and esterified hydroxy groups bound to the same carbon skeleton
    • C07C213/10—Separation; Purification; Stabilisation; Use of additives
    • 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
    • C07C209/84—Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE69409040T 1993-06-28 1994-06-28 Verfahren zur Entfärbung von Alkanolaminen Expired - Fee Related DE69409040T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/083,987 US5847221A (en) 1993-06-28 1993-06-28 Method for decolorization of alkanolamines and alkyleneamines

Publications (2)

Publication Number Publication Date
DE69409040D1 true DE69409040D1 (de) 1998-04-23
DE69409040T2 DE69409040T2 (de) 1998-07-30

Family

ID=22181923

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69409040T Expired - Fee Related DE69409040T2 (de) 1993-06-28 1994-06-28 Verfahren zur Entfärbung von Alkanolaminen

Country Status (7)

Country Link
US (1) US5847221A (de)
EP (2) EP0764631A1 (de)
JP (1) JPH0717920A (de)
KR (1) KR100215614B1 (de)
CN (1) CN1060158C (de)
CA (1) CA2126794C (de)
DE (1) DE69409040T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5847221A (en) 1993-06-28 1998-12-08 Union Carbide Chemicals & Plastics Technology Corporation Method for decolorization of alkanolamines and alkyleneamines
JP3998783B2 (ja) * 1997-11-25 2007-10-31 花王株式会社 脂肪族アミン誘導体の製造法
DE19942300A1 (de) * 1999-09-04 2001-03-08 Basf Ag Verfahren zur Herstellung von Alkanolaminen mit verbesserter Farbqualität
DE10011942A1 (de) * 2000-03-11 2001-09-13 Basf Ag Verfahren zur Herstellung von Alkanolaminen mit verbesserter Farbqualität
US6774264B2 (en) * 2002-12-06 2004-08-10 Air Products And Chemicals, Inc. Catalyst to improve the color stability of N,N-dialkylalkanolamines
FR2856399A1 (fr) * 2003-06-23 2004-12-24 Bp Lavera Snc Procede de preparation d'une ethanolamine d'une qualite de couleur amelioree
JP2005079487A (ja) * 2003-09-03 2005-03-24 Fujitsu Ltd 磁気抵抗効果膜並びにこれを用いた磁気抵抗効果ヘッドおよび固体メモリ
US7425652B2 (en) * 2005-07-27 2008-09-16 Lyondell Chemical Technology, L.P. Preparation of alkanolamines
FR2947265B1 (fr) 2009-06-25 2011-08-05 Arkema France Procede de preparation d'alkylalcanolamines
BR112013006987A2 (pt) * 2010-09-29 2019-09-24 Dow Global Technologies Llc método para reduzir cor de uma composição incluíndo uma ou mais aminas e um ou mais corpos coloridos
EP3386943B1 (de) 2015-12-11 2024-01-03 SABIC Global Technologies B.V. Verfahren zur farbreduktion in alkanolaminzusammensetzungen
WO2017115256A1 (en) 2015-12-29 2017-07-06 Sabic Global Technologies B.V. Methods of reducing color in alkanolamine compositions and compositions produced thereby
JP7146756B2 (ja) 2016-11-29 2022-10-04 ビーエーエスエフ ソシエタス・ヨーロピア 少なくともモノアルキル置換されたジアミノシクロヘキサンを安定化する方法
DE102017125891A1 (de) 2016-11-29 2018-06-28 Basf Se Verfahren zur Stabilisierung von zumindest monoalkylsubstituierten Diaminocyclohexanen

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2744938A (en) * 1952-07-24 1956-05-08 Universal Oil Prod Co Removal of color impurities from organic compounds
US3207790A (en) * 1961-07-06 1965-09-21 Dow Chemical Co Process for reducing the color of discolored alkanolamines
US3131132A (en) * 1962-06-06 1964-04-28 Jefferson Chem Co Inc Purification of dimethylaminoethanol by acid treatment and distillation
US3453183A (en) * 1964-12-29 1969-07-01 Nippon Catalytic Chem Ind Method of purifying ethanolamines
US3428684A (en) * 1966-11-02 1969-02-18 Commercial Solvents Corp Purification of alkanol amines
CH519717A (de) 1970-08-04 1972-02-29 Zellweger Uster Ag Garnwechselvorrichtung und Verwendung derselben
US3723529A (en) * 1970-10-19 1973-03-27 Jefferson Chem Co Inc Decolorization of polyethylene polyamines
JPS5020047B1 (de) * 1970-12-28 1975-07-11
US3723629A (en) 1971-08-02 1973-03-27 Air Reduction 1-methoxy-3-h-perfluorobutane as an inhalation anesthetic agent
US3819710A (en) * 1973-01-04 1974-06-25 Olin Corp Process for improving color and color stability of ethanolamines
US4570019A (en) * 1981-02-25 1986-02-11 Union Carbide Corporation Method of preparing polyethylene polyamines having improved color
US4737243A (en) * 1985-12-16 1988-04-12 The Dow Chemical Company Method for decoloration of triethylenetetramine (TETA)
US4731165A (en) * 1985-12-16 1988-03-15 The Dow Chemical Company Method of decoloration of triethylenetetramine using sulfonic acid ion exchange resins
JPS6419902A (en) 1987-07-15 1989-01-24 Railway Technical Res Inst Pantograph with windshield body for rapid-transit railway
US4956506A (en) * 1989-12-21 1990-09-11 Conoco Inc. Vapor-phase hydration of olefins to alcohols in series reactors with intermediate alcohol removal
ES2067106T3 (es) * 1990-09-24 1995-03-16 Atochem North America Purificacion y decoloracion de alquil-alcanolaminas de intenso color.
US5227528A (en) * 1992-04-30 1993-07-13 The Dow Chemical Company Decolorization of polyalkylene polyamines
US5847221A (en) 1993-06-28 1998-12-08 Union Carbide Chemicals & Plastics Technology Corporation Method for decolorization of alkanolamines and alkyleneamines

Also Published As

Publication number Publication date
CA2126794C (en) 2001-02-13
KR100215614B1 (ko) 1999-08-16
CN1106792A (zh) 1995-08-16
DE69409040T2 (de) 1998-07-30
EP0632013B1 (de) 1998-03-18
US5847221A (en) 1998-12-08
EP0764631A1 (de) 1997-03-26
KR950000645A (ko) 1995-01-03
EP0632013A2 (de) 1995-01-04
CA2126794A1 (en) 1994-12-29
EP0632013A3 (de) 1995-11-15
CN1060158C (zh) 2001-01-03
JPH0717920A (ja) 1995-01-20

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee