DE69201047T2 - Reinigung von Propylenoxid durch Extraktivdestillation. - Google Patents

Reinigung von Propylenoxid durch Extraktivdestillation.

Info

Publication number
DE69201047T2
DE69201047T2 DE69201047T DE69201047T DE69201047T2 DE 69201047 T2 DE69201047 T2 DE 69201047T2 DE 69201047 T DE69201047 T DE 69201047T DE 69201047 T DE69201047 T DE 69201047T DE 69201047 T2 DE69201047 T2 DE 69201047T2
Authority
DE
Germany
Prior art keywords
purification
propylene oxide
extractive distillation
extractive
distillation
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
DE69201047T
Other languages
English (en)
Other versions
DE69201047D1 (de
Inventor
Edward Thomas Marquis
George Phillip Speranza
Yu-Hwa Edward Sheu
William Kemp Culbreth Iii
David George Pottratz
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.)
Texaco Chemical Inc
Original Assignee
Texaco Chemical Co
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 Texaco Chemical Co filed Critical Texaco Chemical Co
Application granted granted Critical
Publication of DE69201047D1 publication Critical patent/DE69201047D1/de
Publication of DE69201047T2 publication Critical patent/DE69201047T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
    • B01D3/40—Extractive distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D301/00—Preparation of oxiranes
    • C07D301/32—Separation; Purification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Epoxy Compounds (AREA)
DE69201047T 1991-11-01 1992-10-20 Reinigung von Propylenoxid durch Extraktivdestillation. Expired - Fee Related DE69201047T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/786,856 US5160587A (en) 1991-11-01 1991-11-01 Extractive distillation of propylene oxide

Publications (2)

Publication Number Publication Date
DE69201047D1 DE69201047D1 (de) 1995-02-09
DE69201047T2 true DE69201047T2 (de) 1995-05-11

Family

ID=25139778

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69201047T Expired - Fee Related DE69201047T2 (de) 1991-11-01 1992-10-20 Reinigung von Propylenoxid durch Extraktivdestillation.

Country Status (5)

Country Link
US (1) US5160587A (de)
EP (1) EP0540224B1 (de)
JP (1) JP3150800B2 (de)
CA (1) CA2070878A1 (de)
DE (1) DE69201047T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5262017A (en) * 1993-04-19 1993-11-16 Texaco Chemical Company Plural stage purification of propylene oxide
JP3301245B2 (ja) * 1994-03-24 2002-07-15 住友化学工業株式会社 プロピレンオキシドの回収方法
US5489366A (en) * 1994-03-28 1996-02-06 Texaco Chemical Inc. Recovery of purified and substantially anhydrous propylene oxide
US5453160A (en) 1994-05-31 1995-09-26 Texaco Chemical Inc. Use of mixed polyoxypropylene glycols in the extractive distillation of propylene oxide
US5464505A (en) * 1994-05-31 1995-11-07 Texaco Chemical Inc. Use of propylene oxide adducts in the purification of propylene oxide by extractive distillation
CA2159281A1 (en) * 1995-01-25 1996-07-26 Huntsman Specialty Chemicals Corporation Controlled continuous purification of propylene oxide bt extractive distillation
TR200000176T2 (tr) * 1997-07-23 2000-11-21 Huntsman Ici Chemicals Llc Propilen oksidin saflaştırılması.
US5958192A (en) * 1997-08-27 1999-09-28 Huntsman Specialty Chemicals Corporation Purification of propylene oxide using ethylene glycol monomethyl ether as an extractive distillation agent
US5849938A (en) * 1997-09-02 1998-12-15 Arco Chemical Technology, L.P. Separation of methanol and propylene oxide from a reaction mixture
WO2004083196A1 (en) * 2003-03-18 2004-09-30 Dow Global Technologies Inc. Purification of propylene oxide resulting from epoxidation of propylene with hydrogen peroxide
US6962967B2 (en) * 2004-03-31 2005-11-08 Basf Corporation Method of purifying polyether polyols of non-volatile impurities
US8981133B2 (en) * 2011-06-07 2015-03-17 Lyondell Chemical Technology, L.P. Alkylene oxide separation systems, methods, and apparatuses

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3265593A (en) * 1962-10-08 1966-08-09 Union Carbide Corp Removal of acetaldehyde from ethylene oxide by extractive distillation
US3578568A (en) * 1968-11-29 1971-05-11 Atlantic Richfield Co Purification of low molecular weight epoxides by extractive distillation with a glycol or glycol ether
JPS512443B2 (de) * 1971-12-03 1976-01-26
SU636232A1 (ru) * 1977-04-11 1978-12-05 Предприятие П/Я В-8415 Способ разделени смеси окись пропилена-диэтиловый эфир
US5000825A (en) * 1989-03-23 1991-03-19 Arco Chemical Technology, Inc. Monoepoxide purification
JPH02268174A (ja) * 1989-03-23 1990-11-01 Arco Chem Technol Inc モノエポキシドの精製
US5139622A (en) * 1991-10-03 1992-08-18 Texaco Chemical Company Purification of propylene oxide by extractive distillation

Also Published As

Publication number Publication date
EP0540224B1 (de) 1994-12-28
JPH05194456A (ja) 1993-08-03
US5160587A (en) 1992-11-03
EP0540224A1 (de) 1993-05-05
JP3150800B2 (ja) 2001-03-26
CA2070878A1 (en) 1993-05-02
DE69201047D1 (de) 1995-02-09

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: TEXACO CHEMICAL, INC., HOUSTON, TEX., US

8339 Ceased/non-payment of the annual fee