KR910002824A - 산화에틸렌 생성방법 - Google Patents

산화에틸렌 생성방법 Download PDF

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Publication number
KR910002824A
KR910002824A KR1019890010472A KR890010472A KR910002824A KR 910002824 A KR910002824 A KR 910002824A KR 1019890010472 A KR1019890010472 A KR 1019890010472A KR 890010472 A KR890010472 A KR 890010472A KR 910002824 A KR910002824 A KR 910002824A
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moderator
catalyst
ethylene oxide
chlorohydrocarbon
promoted
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KR1019890010472A
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KR0134882B1 (en
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마리 로리첸 앤
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오노 알버어스
셀 인터나쵸 나아레 레사아치 마아츠 샤피 비이부이
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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D301/00—Preparation of oxiranes
    • C07D301/02—Synthesis of the oxirane ring
    • C07D301/03—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
    • C07D301/04—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen
    • C07D301/08—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase
    • C07D301/10—Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen in the gaseous phase with catalysts containing silver or gold
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D303/00—Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
    • C07D303/02—Compounds containing oxirane rings
    • C07D303/04—Compounds containing oxirane rings containing only hydrogen and carbon atoms in addition to the ring oxygen atoms
    • 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
    • Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Epoxy Compounds (AREA)
  • Catalysts (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

내용 없음.

Description

산화에틸렌 생성방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 일정한 감속재 수준(커브A)과 증가하는 감속재 수준(커브B)에 대해 시간의 함수로서 알칼리 금속. 레늄 및 황산염으로 촉진되고, 지지된 은 촉매에 대한 활성 손실을 나타낸 것이다.
제2도는 본 발명의 방법에 따라 작용된 통상적 공정에 사용된 알칼리금속, 레늄 및 황산염으로 촉진되고, 지지된 은 촉매에 대해 시간의 함수로서, 클로로히드록카본 감속재 수준을 나타낸 것이다.
제3도는 감속재 수준의 함수로 주어진 반응조건과 일정한 산소 전환 수준에서 통상적인 산화에틸렌 촉매(촉매B)와 레늄 촉진된 산화 에틸렌 촉매(촉매A)의 선택성을 나타낸 개략도이다.

Claims (12)

  1. 표준 공정 조건하에서 촉매상을 통과하는 가스내 클로로히드로카본 감속재의 농도를, 촉매작용 동안 증가시키는 것을 특징으로 하는, 알칼리 금속 및 레늄으로 촉진시킨 알루미나 상에서 지지된 은으로 구성되는 촉매의 고정상 위로, 에틸렌, 산소 및 클로로히드로카본 감속재로 구성되는 가스를 통과시키는 것으로 구성된 산화 에틸렌 제조 방법.
  2. 제1항에 있어서, 감속재의 평균속도 증가가 매달 적어도 0.5%인 방법.
  3. 제1항에 있어서, 감속재의 평균속도 증가가 매달 적어도 5%인 방법.
  4. 제1항에 있어서, 첫 번째 작용 기간동안, 공정이 산화 에틸렌에 대한 최대 선택성을 제공하기에 충분한 클로로히드로카본 감속재 수준에서 조작되고 나서, 촉매 활성이 산화 에틸렌에 대한 촉매 선택성에 있어서의 뚜렷한 감소와 촉매 활성에 있어서의 상응하는 증가를 일으키는데 충분한 양으로 클로로히드로카본 금속재 수준을 작용의 두 번째 기간에 증가시키는 작용상의 문제를 일으키기에 충분하게 감퇴되는 방법.
  5. 4항에 있어서, 작용의 두 번째 기간동안, 감속재 수준이 적어도 0.5%에 의해 산화 에틸렌에 대한 선택성을 감소시키기에 충분하게 증가되는 방법.
  6. 제4항에 있어서, 작용의 두 번째 기간동안, 감속재 수준이 적어도 2.0%에 의해 산화 에틸렌에 대한 선택성을 감소시키기에 충분하게 증가되는 방법.
  7. 제1항 내지 제6항중 어느 한 항에 있어서, 촉매가 황산염 보조-촉진제에 의해 첨가로 촉진되는 방법.
  8. 제1항에 있어서, 촉매가 세슘 및 레늄에 의해 촉진된 알파 알루미나상에 지지된 은인 방법.
  9. 제8항에 있어서, 촉매가 세슘, 리튬 및 레늄에 의해 촉진된 알파 알루미나상 지지된 은인 방법.
  10. 제1항 내지 제9항중 어느 한 항에 있어서, 감속재가 C1내지 C8클로로히드로카본인 방법.
  11. 제10항에 있어서, 감속재가 C1또는 C2클로로히드로카본인 방법.
  12. 제11항에 있어서, 감속재가 염화 메틸, 염화 에틸, 이 염화 에틸렌, 염화 비닐 또는 이들 혼합물인 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR89010472A 1988-07-25 1989-07-24 Process for producing ethylene oxide KR0134882B1 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US22404688A 1988-07-25 1988-07-25
US22451488A 1988-07-25 1988-07-25
US224,514 1988-07-25
US224,046 1994-04-07

Publications (2)

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KR910002824A true KR910002824A (ko) 1991-02-26
KR0134882B1 KR0134882B1 (en) 1998-04-22

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EP (1) EP0352850B1 (ko)
JP (1) JP2779955B2 (ko)
KR (1) KR0134882B1 (ko)
CN (1) CN1034330C (ko)
AU (1) AU615561B2 (ko)
BR (1) BR8903657A (ko)
CA (1) CA1339317C (ko)
DE (1) DE68912440T2 (ko)
ES (1) ES2048273T3 (ko)
TR (1) TR24693A (ko)

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EP0352850A1 (en) 1990-01-31
AU3892089A (en) 1990-01-25
DE68912440D1 (de) 1994-03-03
CN1034330C (zh) 1997-03-26
DE68912440T2 (de) 1994-05-11
JP2779955B2 (ja) 1998-07-23
CN1041591A (zh) 1990-04-25
JPH02104579A (ja) 1990-04-17
ES2048273T3 (es) 1994-03-16
TR24693A (tr) 1992-01-13
EP0352850B1 (en) 1994-01-19
BR8903657A (pt) 1990-03-13
CA1339317C (en) 1997-08-19
AU615561B2 (en) 1991-10-03
KR0134882B1 (en) 1998-04-22

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