ES2124457T3 - Procedimiento para la purificacion de carbonato de etilenglicol (egc) mediante adsorcion sobre carbon activo. - Google Patents

Procedimiento para la purificacion de carbonato de etilenglicol (egc) mediante adsorcion sobre carbon activo.

Info

Publication number
ES2124457T3
ES2124457T3 ES95105397T ES95105397T ES2124457T3 ES 2124457 T3 ES2124457 T3 ES 2124457T3 ES 95105397 T ES95105397 T ES 95105397T ES 95105397 T ES95105397 T ES 95105397T ES 2124457 T3 ES2124457 T3 ES 2124457T3
Authority
ES
Spain
Prior art keywords
egc
ethylene glycol
adsorption
purification
procedure
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
ES95105397T
Other languages
English (en)
Inventor
Christine Dr Mendoza-Frohn
Paul Dr Wagner
Hans-Josef Dr Buysch
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Application granted granted Critical
Publication of ES2124457T3 publication Critical patent/ES2124457T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C68/00—Preparation of esters of carbonic or haloformic acids
    • C07C68/08—Purification; Separation; Stabilisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
  • Treatment Of Liquids With Adsorbents In General (AREA)
  • Carbon And Carbon Compounds (AREA)

Abstract

EL CARBONATO (EGC) DE ETILENGLICOL PUEDE SER OBTENIDO EN FORMA APROPIADA A PARTIR DE MATERIAL IMPURIFICADO, QUE CONTIENE IMPURIFICACIONES A PARTIR DE UN PROCESO DE TRATAMIENTO O DE ELABORACION, OBTENIENDOSE DE TAL MODO QUE SE SOMETE A UN TRATAMIENTO CON CARBON ACTIVO. EL TRATAMIENTO SE REALIZA EN TEMPERATURAS DE 40-250 TIENE UNA SUPERFICIE BET DE 200 - 3.000 M2/G..
ES95105397T 1994-04-22 1995-04-10 Procedimiento para la purificacion de carbonato de etilenglicol (egc) mediante adsorcion sobre carbon activo. Expired - Lifetime ES2124457T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4414121A DE4414121A1 (de) 1994-04-22 1994-04-22 Verfahren zur Reinigung von Ethylenglykolcarbonat (EGC) durch Adsorption an Aktivkohle

Publications (1)

Publication Number Publication Date
ES2124457T3 true ES2124457T3 (es) 1999-02-01

Family

ID=6516190

Family Applications (1)

Application Number Title Priority Date Filing Date
ES95105397T Expired - Lifetime ES2124457T3 (es) 1994-04-22 1995-04-10 Procedimiento para la purificacion de carbonato de etilenglicol (egc) mediante adsorcion sobre carbon activo.

Country Status (5)

Country Link
US (1) US5489696A (es)
EP (1) EP0678498B1 (es)
JP (1) JP3714991B2 (es)
DE (2) DE4414121A1 (es)
ES (1) ES2124457T3 (es)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5962699A (en) * 1998-07-23 1999-10-05 Huntsman Petrochemical Corporation Process for decolorizing organic carbonates
NL1020603C2 (nl) * 2002-05-15 2003-11-18 Tno Werkwijze voor het drogen van een product met behulp van een regeneratief adsorbens.
WO2012174732A1 (en) 2011-06-24 2012-12-27 Acm Research (Shanghai) Inc. Methods and apparatus for uniformly metallization on substrates
JP5936947B2 (ja) * 2012-08-09 2016-06-22 三菱化学株式会社 高純度ビニレンカーボネートの製造方法
US20250050308A1 (en) * 2023-08-08 2025-02-13 GM Global Technology Operations LLC Wheel assembly including activated carbon

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2773881A (en) * 1953-02-09 1956-12-11 Union Carbide & Carbon Corp Glycol carbonates
US2994705A (en) * 1958-12-08 1961-08-01 Pure Oil Co Preparation of cyclic alkylene carbonates in the presence of organic phosphonium compounds
US3025305A (en) * 1959-04-21 1962-03-13 Sinclair Refining Co Cyclic carbonate from olefin
DE1226117B (de) * 1960-04-21 1966-10-06 Hans J Zimmer Verfahrenstechni Verfahren zur Herstellung von AEthylencarbonat
US4314945A (en) * 1977-12-22 1982-02-09 Union Carbide Corporation Alkylene carbonate process
JPS5559144A (en) * 1978-10-30 1980-05-02 Tokuyama Soda Co Ltd Purification of carbonate
JPS61210057A (ja) * 1985-12-24 1986-09-18 Tokuyama Soda Co Ltd カ−ボネ−ト化合物の精製方法
DE4138438A1 (de) * 1991-11-22 1993-05-27 Bayer Ag Verfahren zur herstellung von alkylencarbonaten
DE4210943A1 (de) * 1992-04-02 1993-10-07 Bayer Ag Verfahren zur Herstellung von Alkylencarbonaten
EP0543249B1 (de) * 1991-11-22 1996-04-10 Bayer Ag Verfahren zur Herstellung von Alkylencarbonaten
DE4141189A1 (de) * 1991-12-13 1993-06-17 Bayer Ag Verfahren zur herstellung von ethylenglykolcarbonat

Also Published As

Publication number Publication date
EP0678498B1 (de) 1998-10-07
DE59503824D1 (de) 1998-11-12
JPH07291900A (ja) 1995-11-07
EP0678498A2 (de) 1995-10-25
US5489696A (en) 1996-02-06
DE4414121A1 (de) 1995-10-26
JP3714991B2 (ja) 2005-11-09
EP0678498A3 (de) 1996-03-27

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