DE69204493D1 - Verfahren zur Reinigung von Dimethylcarbonat. - Google Patents

Verfahren zur Reinigung von Dimethylcarbonat.

Info

Publication number
DE69204493D1
DE69204493D1 DE69204493T DE69204493T DE69204493D1 DE 69204493 D1 DE69204493 D1 DE 69204493D1 DE 69204493 T DE69204493 T DE 69204493T DE 69204493 T DE69204493 T DE 69204493T DE 69204493 D1 DE69204493 D1 DE 69204493D1
Authority
DE
Germany
Prior art keywords
purification
dimethyl carbonate
dimethyl
carbonate
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
DE69204493T
Other languages
English (en)
Other versions
DE69204493T2 (de
Inventor
Keigo Nishihira
Shinichi Yoshida
Shuji Tanaka
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.)
Ube Corp
Original Assignee
Ube Industries Ltd
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 Ube Industries Ltd filed Critical Ube Industries Ltd
Application granted granted Critical
Publication of DE69204493D1 publication Critical patent/DE69204493D1/de
Publication of DE69204493T2 publication Critical patent/DE69204493T2/de
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
DE1992604493 1991-02-26 1992-02-24 Verfahren zur Reinigung von Dimethylcarbonat. Expired - Lifetime DE69204493T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5314891A JPH0832667B2 (ja) 1991-02-26 1991-02-26 炭酸ジメチルの精製法

Publications (2)

Publication Number Publication Date
DE69204493D1 true DE69204493D1 (de) 1995-10-12
DE69204493T2 DE69204493T2 (de) 1996-03-21

Family

ID=12934749

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1992604493 Expired - Lifetime DE69204493T2 (de) 1991-02-26 1992-02-24 Verfahren zur Reinigung von Dimethylcarbonat.

Country Status (4)

Country Link
EP (1) EP0501374B1 (de)
JP (1) JPH0832667B2 (de)
DE (1) DE69204493T2 (de)
ES (1) ES2076578T3 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0592900A3 (de) * 1992-10-14 1995-02-22 Daicel Chem Verfahren zur Darstellung von Polycarbonaten durch Polykondensation in der Schmelze.
DE69425130T2 (de) * 1994-04-14 2000-11-09 Daicel Chem Verfahren zur Herstellung von (Co)Polycarbonaten
JP3881386B2 (ja) * 1994-10-21 2007-02-14 多摩化学工業株式会社 炭酸ジアルキルの製造方法
US5902894A (en) * 1998-08-26 1999-05-11 Catalytic Distillation Technologies Process for making dialkyl carbonates
US6392078B1 (en) * 2000-06-12 2002-05-21 Catalytic Distillation Technologies Process and catalyst for making dialkyl carbonates
JP6048135B2 (ja) * 2012-12-28 2016-12-21 宇部興産株式会社 シュウ酸ジアルキルの製造方法
CN109422647B (zh) * 2017-08-28 2021-05-28 中国石油化工股份有限公司 分离碳酸二甲酯和甲醇共沸物的方法
CN109422649B (zh) * 2017-08-28 2021-06-22 中国石油化工股份有限公司 碳酸二甲酯的纯化方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2706684A1 (de) * 1977-02-17 1978-08-24 Basf Ag Verfahren zur reindarstellung von dimethylcarbonat
DE2925209A1 (de) * 1979-06-22 1981-01-22 Bayer Ag Verfahren zur herstellung von dimethylcarbonat
GB8326556D0 (en) * 1983-10-04 1983-11-02 Ici Plc Carbonate production

Also Published As

Publication number Publication date
ES2076578T3 (es) 1995-11-01
DE69204493T2 (de) 1996-03-21
JPH0832667B2 (ja) 1996-03-29
EP0501374B1 (de) 1995-09-06
JPH04270249A (ja) 1992-09-25
EP0501374A1 (de) 1992-09-02

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Legal Events

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8364 No opposition during term of opposition