TW201237029A - Process for purifying dialkyl carbonate - Google Patents
Process for purifying dialkyl carbonate Download PDFInfo
- Publication number
- TW201237029A TW201237029A TW100145383A TW100145383A TW201237029A TW 201237029 A TW201237029 A TW 201237029A TW 100145383 A TW100145383 A TW 100145383A TW 100145383 A TW100145383 A TW 100145383A TW 201237029 A TW201237029 A TW 201237029A
- Authority
- TW
- Taiwan
- Prior art keywords
- membrane
- carbonate
- contaminant
- feed
- dialkyl carbonate
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
- C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
- C07D317/32—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D317/34—Oxygen atoms
- C07D317/36—Alkylene carbonates; Substituted alkylene carbonates
- C07D317/38—Ethylene carbonate
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C68/00—Preparation of esters of carbonic or haloformic acids
- C07C68/06—Preparation of esters of carbonic or haloformic acids from organic carbonates
- C07C68/065—Preparation of esters of carbonic or haloformic acids from organic carbonates from alkylene carbonates
-
- 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)
- Separation Using Semi-Permeable Membranes (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP10194085 | 2010-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW201237029A true TW201237029A (en) | 2012-09-16 |
Family
ID=43828257
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW100145383A TW201237029A (en) | 2010-12-08 | 2011-12-08 | Process for purifying dialkyl carbonate |
Country Status (2)
| Country | Link |
|---|---|
| TW (1) | TW201237029A (fr) |
| WO (1) | WO2012076519A1 (fr) |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5150118A (en) | 1989-05-08 | 1992-09-22 | Hewlett-Packard Company | Interchangeable coded key pad assemblies alternately attachable to a user definable keyboard to enable programmable keyboard functions |
| US5102551A (en) | 1991-04-29 | 1992-04-07 | Texaco Inc. | Membrane process for treating a mixture containing dewaxed oil and dewaxing solvent |
| US5093002A (en) | 1991-04-29 | 1992-03-03 | Texaco Inc. | Membrane process for treating a mixture containing dewaxed oil and dewaxing solvent |
| US5275726A (en) | 1992-07-29 | 1994-01-04 | Exxon Research & Engineering Co. | Spiral wound element for separation |
| DE4234525A1 (de) * | 1992-10-13 | 1994-04-14 | Bayer Ag | Verfahren zur Abtrennung von Alkanolen von sauerstoffhaltigen organischen Verbindungen mit höherer Kohlenstoffzahl |
| US5498319A (en) | 1993-06-29 | 1996-03-12 | General Electric Company | Process for purifying diaryl carbonates |
| DE4408697A1 (de) * | 1994-03-15 | 1995-09-21 | Huels Chemische Werke Ag | Verfahren zur Trennung von Dimethylcarbonat und Methanol |
| US5458774A (en) | 1994-07-25 | 1995-10-17 | Mannapperuma; Jatal D. | Corrugated spiral membrane module |
| DE19507584C2 (de) | 1995-03-04 | 1997-06-12 | Geesthacht Gkss Forschung | Strahlenchemisch modifizierte Silikonkompositmembran für die Ultrafiltration |
| US5962699A (en) | 1998-07-23 | 1999-10-05 | Huntsman Petrochemical Corporation | Process for decolorizing organic carbonates |
| WO2001060771A1 (fr) | 2000-02-17 | 2001-08-23 | Shell Internationale Research Maatschappij B.V. | Purification d'un hydrocarbure liquide |
| US7446218B2 (en) * | 2002-08-07 | 2008-11-04 | Asahi Kasei Chemicals Corporation | Process for producing carbonic ester |
| US7009082B2 (en) | 2003-05-06 | 2006-03-07 | E.I. Du Pont De Nemours And Company | Removal of color bodies from polytrimethylene ether glycol polymers |
| JP4657206B2 (ja) | 2003-06-30 | 2011-03-23 | シエル・インターナシヨナル・リサーチ・マートスハツペイ・ベー・ヴエー | プロピレンカーボネートの製造方法 |
| US7645896B2 (en) * | 2004-06-17 | 2010-01-12 | Asahi Kasei Chemicals Corporation | Method for producing a dialkyl carbonate and a diol |
| BRPI0516193A (pt) | 2004-10-11 | 2008-08-26 | Shell Int Research | processo para separar corpos coloridos e/ou contaminantes asfaltênicos de uma mistura de hidrocarbonetos, e, uso de um módulo de membrana enrolada em espiral |
| CN101143803B (zh) * | 2007-09-18 | 2010-06-02 | 中国石油天然气股份有限公司 | 一种分离碳酸二甲酯和甲醇共沸物的方法 |
| EP2055699A1 (fr) * | 2007-10-30 | 2009-05-06 | Enel Produzione S.p.A. | Procedé de production de carbonates cycliques |
| CN101229491B (zh) * | 2007-11-02 | 2010-06-02 | 清华大学 | 优先透碳酸二甲酯的渗透汽化膜制备方法 |
-
2011
- 2011-12-06 WO PCT/EP2011/071902 patent/WO2012076519A1/fr active Application Filing
- 2011-12-08 TW TW100145383A patent/TW201237029A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012076519A1 (fr) | 2012-06-14 |
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