DE3678871D1 - Verfahren zur reinigung von ethylenoxid. - Google Patents

Verfahren zur reinigung von ethylenoxid.

Info

Publication number
DE3678871D1
DE3678871D1 DE8686108909T DE3678871T DE3678871D1 DE 3678871 D1 DE3678871 D1 DE 3678871D1 DE 8686108909 T DE8686108909 T DE 8686108909T DE 3678871 T DE3678871 T DE 3678871T DE 3678871 D1 DE3678871 D1 DE 3678871D1
Authority
DE
Germany
Prior art keywords
ethylene oxide
purifying ethylene
purifying
oxide
ethylene
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
DE8686108909T
Other languages
English (en)
Inventor
Yukihiko Kakimoto
Masayuki Sawada
Yoshiaki Kajimoto
Isamu Kiguchi
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.)
Nippon Shokubai Co Ltd
Original Assignee
Atochem SA
Nippon Shokubai Co 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
Priority claimed from JP61068793A external-priority patent/JPH0625199B2/ja
Priority claimed from JP61074357A external-priority patent/JPS62103073A/ja
Application filed by Atochem SA, Nippon Shokubai Co Ltd filed Critical Atochem SA
Application granted granted Critical
Publication of DE3678871D1 publication Critical patent/DE3678871D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D301/00—Preparation of oxiranes
    • C07D301/32—Separation; Purification
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/04—Heat pump
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/08—Waste heat
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/09—Plural feed
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S203/00—Distillation: processes, separatory
    • Y10S203/90—Particular type of heating

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Epoxy Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE8686108909T 1985-07-03 1986-07-01 Verfahren zur reinigung von ethylenoxid. Expired - Fee Related DE3678871D1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP14464285 1985-07-03
JP15000385 1985-07-10
JP61068793A JPH0625199B2 (ja) 1985-07-10 1986-03-28 エチレンオキシドの精製方法
JP61074357A JPS62103073A (ja) 1985-07-03 1986-04-02 エチレンオキシドの精製方法

Publications (1)

Publication Number Publication Date
DE3678871D1 true DE3678871D1 (de) 1991-05-29

Family

ID=27465041

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686108909T Expired - Fee Related DE3678871D1 (de) 1985-07-03 1986-07-01 Verfahren zur reinigung von ethylenoxid.

Country Status (5)

Country Link
US (1) US4778567A (de)
EP (1) EP0207490B1 (de)
CN (1) CN1014243B (de)
CA (1) CA1284335C (de)
DE (1) DE3678871D1 (de)

Families Citing this family (24)

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FR2624859B1 (fr) * 1987-12-22 1991-03-22 Atochem Procede pour separer l'oxyde d'ethylene d'impuretes aldehydiques
DE4037060A1 (de) * 1990-11-22 1992-05-27 Krupp Koppers Gmbh Verfahren zur aufarbeitung des sumpfproduktes von extraktivdestillationsprozessen zur gewinnung reiner aromaten
US5457277A (en) * 1994-06-13 1995-10-10 Chemical Research & Licensing Company Multiple reboiler system
US5772854A (en) * 1995-08-17 1998-06-30 Huntsman Specialty Chemicals Corporation Use of paired reboilers in the purification of propylene oxide by extractive distillation
US6533843B2 (en) * 2001-06-05 2003-03-18 Scientific Design Company, Inc. Two stage flash for hydrocarbon removal
PE20070158A1 (es) * 2005-05-10 2007-03-02 Shell Int Research Proceso y dispositivo para recuperar oxido de etileno de un absorbente graso
CN101260093B (zh) * 2008-03-21 2010-06-16 中国石油集团工程设计有限责任公司东北分公司 环氧乙烷/乙二醇生产装置的环氧乙烷洗涤技术改进工艺
EP2531266B1 (de) * 2010-02-02 2019-06-12 Seeo, Inc Reinigung von alkylenoxiden bei umgebungstemperatur
EP2600953A4 (de) * 2010-08-04 2014-04-09 Ee Terrabon Biofuels Llc Verfahren und system zur trennung von in einer dampfmischung enthaltenen schweren und leichten komponenten
JP5704937B2 (ja) * 2011-01-31 2015-04-22 三菱日立パワーシステムズ株式会社 二酸化炭素分離回収装置を備えた火力発電システム
JP5632787B2 (ja) * 2011-04-05 2014-11-26 株式会社日立製作所 超臨界水を用いた反応プロセス
CN103172596B (zh) * 2011-12-22 2015-02-25 中国石油化工股份有限公司 一种环氧丙烷精制方法
CN103172594B (zh) * 2011-12-22 2015-03-18 中国石油化工股份有限公司 一种精制提纯环氧丙烷的方法
CN103788025B (zh) * 2012-10-29 2015-10-28 中国石油化工股份有限公司 一种精制环氧丙烷的方法
JP6174352B2 (ja) 2013-03-29 2017-08-02 株式会社日本触媒 エチレンオキシドの製造方法
JP6391913B2 (ja) 2013-03-29 2018-09-19 株式会社日本触媒 エチレンオキシドの製造方法
JP6368118B2 (ja) 2014-03-31 2018-08-01 株式会社日本触媒 エチレンオキシドの製造方法
CN104974114B (zh) * 2014-04-02 2018-06-12 中国石油化工股份有限公司 一种生产精制环氧乙烷的装置及方法
CN104974113B (zh) * 2014-04-02 2017-02-01 中国石油化工股份有限公司 Eo/eg装置上冷却环氧乙烷吸收水的***及方法
TWI815882B (zh) 2018-04-30 2023-09-21 美商科學設計有限公司 用於改進乙二醇的製備的方法
WO2019213034A1 (en) * 2018-04-30 2019-11-07 Scientific Design Company, Inc. Epoxidation process with concentrated ethylene oxide solutions
KR20200138792A (ko) 2018-04-30 2020-12-10 사이언티픽 디자인 컴파니 인코포레이티드 에틸렌 글리콜의 제조 방법
CN112041292A (zh) 2018-04-30 2020-12-04 科学设计有限公司 用于制备乙二醇的再循环方法
US11453772B2 (en) 2018-09-30 2022-09-27 Robert Bosch Gmbh Polymer compositions based on PXE

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2771473A (en) * 1956-11-20 Ethylene oxide recovery
US2325576A (en) * 1940-07-25 1943-07-27 Us Ind Alcohol Co Recovery of olefin oxides
US2615901A (en) * 1949-05-11 1952-10-28 Jefferson Chem Co Inc Process of producing ethylene oxide substantially free of acetaldehyde
US2775600A (en) * 1954-06-01 1956-12-25 Nat Res Corp Separation of ethylene oxide from a gaseous mixture containing same
US3165539A (en) * 1960-07-08 1965-01-12 Halcon International Inc Recovery of ethylene oxide from a liquid mixture thereof with normally gaseous impurities
US3217466A (en) * 1962-05-22 1965-11-16 Lummus Co Recovery of ethylene oxide
US3388046A (en) * 1965-02-17 1968-06-11 Atlantic Richfield Co Separation of methanol, water and glycol by plural distillation utilizing heat recovery
US3523957A (en) * 1966-12-07 1970-08-11 Lummus Co Process for producing an olefinic oxide
US3745092A (en) * 1971-01-11 1973-07-10 Shell Oil Co Recovery and purification of ethylene oxide by distillation and absorption
US4028070A (en) * 1974-04-11 1977-06-07 Nippon Shokubai Kagaku Kogyo Co., Ltd. Method of recovering ethylene oxide
US3964980A (en) * 1975-03-24 1976-06-22 Halcon International, Inc. Process for the recovery of ethylene oxide
IT1039745B (it) * 1975-07-08 1979-12-10 Sir Soc Italiana Resine Spa Procedimento per la purificazione di eilende ossido
US4134797A (en) * 1978-02-21 1979-01-16 Halcon Research & Development Corporation Process for recovery of ethylene oxide containing low levels of aldehydic impurities
FR2453166A1 (fr) * 1979-04-06 1980-10-31 Propylox Sa Procede pour l'epuration d'oxydes d'olefines
JPS58167683A (ja) * 1982-03-29 1983-10-03 Nippon Zeon Co Ltd 抽出蒸留方法
CA1284334C (en) * 1985-06-27 1991-05-21 Masayuki Sawada Method for recovery of ethylene oxide
JPH115535A (ja) * 1997-06-16 1999-01-12 Sumitomo Electric Ind Ltd 自在関節

Also Published As

Publication number Publication date
EP0207490A3 (en) 1987-11-25
US4778567A (en) 1988-10-18
CN1014243B (zh) 1991-10-09
EP0207490B1 (de) 1991-04-24
EP0207490A2 (de) 1987-01-07
CA1284335C (en) 1991-05-21
CN86105706A (zh) 1987-02-25

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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: NIPPON SHOKUBAI CO., LTD., OSAKA, JP

8339 Ceased/non-payment of the annual fee