DE2331722A1 - Verfahren zur reinigung von 1,3-dioxolan - Google Patents

Verfahren zur reinigung von 1,3-dioxolan

Info

Publication number
DE2331722A1
DE2331722A1 DE2331722A DE2331722A DE2331722A1 DE 2331722 A1 DE2331722 A1 DE 2331722A1 DE 2331722 A DE2331722 A DE 2331722A DE 2331722 A DE2331722 A DE 2331722A DE 2331722 A1 DE2331722 A1 DE 2331722A1
Authority
DE
Germany
Prior art keywords
dioxolane
water
cyclohexane
fraction
impurities
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.)
Pending
Application number
DE2331722A
Other languages
German (de)
English (en)
Inventor
Francesco Corrado
Leonardo Fiore
Giorgio Nissim
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.)
Montedison SpA
Original Assignee
Montedison SpA
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 Montedison SpA filed Critical Montedison SpA
Publication of DE2331722A1 publication Critical patent/DE2331722A1/de
Pending legal-status Critical Current

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
    • C07D317/12—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 only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to ring carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
DE2331722A 1972-06-22 1973-06-22 Verfahren zur reinigung von 1,3-dioxolan Pending DE2331722A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT26030/72A IT956765B (it) 1972-06-22 1972-06-22 Procedimento per la purificazione di 1 3 diossolano

Publications (1)

Publication Number Publication Date
DE2331722A1 true DE2331722A1 (de) 1974-01-10

Family

ID=11218455

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2331722A Pending DE2331722A1 (de) 1972-06-22 1973-06-22 Verfahren zur reinigung von 1,3-dioxolan

Country Status (8)

Country Link
US (1) US3857759A (US07714131-20100511-C00001.png)
JP (1) JPS4962469A (US07714131-20100511-C00001.png)
BE (1) BE801313A (US07714131-20100511-C00001.png)
DE (1) DE2331722A1 (US07714131-20100511-C00001.png)
FR (1) FR2189400B1 (US07714131-20100511-C00001.png)
GB (1) GB1391754A (US07714131-20100511-C00001.png)
IT (1) IT956765B (US07714131-20100511-C00001.png)
NL (1) NL7308421A (US07714131-20100511-C00001.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0009797A1 (de) * 1978-10-05 1980-04-16 Hoechst Aktiengesellschaft Verfahren zur gleichzeitigen Herstellung von Trioxan und cyclischen Formalen
US8182567B2 (en) 2007-12-21 2012-05-22 Siemens Vai Metals Technologies Gmbh Method and device for coarse separation of solid particles from solid-laden gases

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4278506A (en) * 1979-12-21 1981-07-14 Phillips Petroleum Company Polymer solution purification
FI79107C (fi) * 1984-06-25 1989-11-10 Orion Yhtymae Oy Foerfarande foer framstaellning av stabil -form av prazosinhydroklorid.
DE3606121A1 (de) * 1986-02-26 1987-08-27 Texaco Ag Verfahren zur kontinuierlichen abtrennung von wasser aus gemischen mit organischen substanzen
JP3587874B2 (ja) * 1994-01-11 2004-11-10 エイチエヌエイ・ホールディングス・インコーポレーテッド 環状ホルマールの精製方法
JP3658009B2 (ja) * 1994-01-11 2005-06-08 エイチエヌエイ・ホールディングス・インコーポレーテッド 環状ホルマールの精製方法
US5456805A (en) * 1994-01-21 1995-10-10 Hoechst Celanese Corporation Purification process for cyclic formals
US5616736A (en) * 1994-02-04 1997-04-01 Hoechst Celanese Corporation Method of preparing cyclic formals
EP0764646B1 (en) * 1995-04-05 2003-07-02 Nippon Shokubai Co., Ltd. Methods of recovering and dehydrating ethylene sulfide
SG65045A1 (en) * 1997-01-29 1999-05-25 Toray Industries A method for continuously producing a cyclic formal
JP4805429B2 (ja) * 1997-02-18 2011-11-02 三菱瓦斯化学株式会社 環状ホルマールの製造方法
US6036913A (en) * 1997-02-27 2000-03-14 Konica Corporation Cellulose ester film manufacturing method
WO2011129445A1 (ja) 2010-04-16 2011-10-20 旭化成ケミカルズ株式会社 ポリアセタール樹脂組成物、その製造方法及び成形体

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1172687B (de) * 1959-04-18 1964-06-25 Degussa Verfahren zur Reinigung von Dioxolan
DE1294390B (de) * 1964-09-12 1969-05-08 Basf Ag Verfahren zur Reinigung von rohem Dioxolan
DE1279025B (de) * 1965-01-22 1968-10-03 Basf Ag Verfahren zur kontinuierlichen Reinigung von Dioxolan
NL6603978A (US07714131-20100511-C00001.png) * 1965-03-31 1966-10-03
US3410760A (en) * 1965-08-06 1968-11-12 Ici Ltd Recovery of ethers by contact with ammonia and an alkaline metal in a liquid medium

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0009797A1 (de) * 1978-10-05 1980-04-16 Hoechst Aktiengesellschaft Verfahren zur gleichzeitigen Herstellung von Trioxan und cyclischen Formalen
US8182567B2 (en) 2007-12-21 2012-05-22 Siemens Vai Metals Technologies Gmbh Method and device for coarse separation of solid particles from solid-laden gases

Also Published As

Publication number Publication date
US3857759A (en) 1974-12-31
BE801313A (fr) 1973-12-26
FR2189400A1 (US07714131-20100511-C00001.png) 1974-01-25
IT956765B (it) 1973-10-10
JPS4962469A (US07714131-20100511-C00001.png) 1974-06-17
NL7308421A (US07714131-20100511-C00001.png) 1973-12-27
GB1391754A (en) 1975-04-23
FR2189400B1 (US07714131-20100511-C00001.png) 1976-11-12

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Legal Events

Date Code Title Description
OHW Rejection