CA2758818C - Simplified method for producing alkylene oxides with a high efficiency catalyst as it ages - Google Patents

Simplified method for producing alkylene oxides with a high efficiency catalyst as it ages Download PDF

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Publication number
CA2758818C
CA2758818C CA2758818A CA2758818A CA2758818C CA 2758818 C CA2758818 C CA 2758818C CA 2758818 A CA2758818 A CA 2758818A CA 2758818 A CA2758818 A CA 2758818A CA 2758818 C CA2758818 C CA 2758818C
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Canada
Prior art keywords
catalyst
reaction temperature
concentration
effectiveness
overall
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Expired - Fee Related
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CA2758818A
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English (en)
French (fr)
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CA2758818A1 (en
Inventor
Liping Zhang
Hwaili Soo
William Henstock
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Dow Technology Investments LLC
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Dow Technology Investments LLC
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Publication of CA2758818A1 publication Critical patent/CA2758818A1/en
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Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D301/00Preparation of oxiranes
    • C07D301/02Synthesis of the oxirane ring
    • C07D301/03Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds
    • C07D301/04Synthesis of the oxirane ring by oxidation of unsaturated compounds, or of mixtures of unsaturated and saturated compounds with air or molecular oxygen
    • C07D301/08Synthesis 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
    • C07D301/10Synthesis 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
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D301/00Preparation of oxiranes
    • C07D301/02Synthesis of the oxirane ring
    • C07D301/22Synthesis of the oxirane ring by oxidation of saturated compounds with air or molecular oxygen
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D301/00Preparation of oxiranes
    • C07D301/02Synthesis of the oxirane ring
    • C07D301/24Synthesis of the oxirane ring by splitting off HAL—Y from compounds containing the radical HAL—C—C—OY
    • C07D301/26Y being hydrogen
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/582Recycling of unreacted starting or intermediate materials

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Epoxy Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA2758818A 2009-04-21 2010-04-20 Simplified method for producing alkylene oxides with a high efficiency catalyst as it ages Expired - Fee Related CA2758818C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US17124809P 2009-04-21 2009-04-21
US61/171,248 2009-04-21
PCT/US2010/031668 WO2010123842A1 (en) 2009-04-21 2010-04-20 Simplified method for producing alkylene oxides with a high efficiency catalyst as it ages

Publications (2)

Publication Number Publication Date
CA2758818A1 CA2758818A1 (en) 2010-10-28
CA2758818C true CA2758818C (en) 2018-05-29

Family

ID=42307796

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2758818A Expired - Fee Related CA2758818C (en) 2009-04-21 2010-04-20 Simplified method for producing alkylene oxides with a high efficiency catalyst as it ages

Country Status (9)

Country Link
US (1) US8389751B2 (https=)
EP (1) EP2421840B1 (https=)
JP (1) JP2012524785A (https=)
KR (1) KR101745737B1 (https=)
CN (1) CN102414187B (https=)
CA (1) CA2758818C (https=)
SG (1) SG175770A1 (https=)
TW (1) TWI508955B (https=)
WO (1) WO2010123842A1 (https=)

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CA2858551C (en) * 2011-12-09 2021-10-26 Dow Technology Investments Llc Method of maintaining the value of an alkylene oxide production parameter in a process of making an alkylene oxide using a high efficiency catalyst
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CN105330617B (zh) * 2014-07-18 2018-12-28 中国石油化工股份有限公司 一种生产环氧乙烷的方法
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CN111939846B (zh) * 2019-05-17 2023-01-03 中国石化工程建设有限公司 一种合成聚α-烯烃的装置及方法
US11249446B2 (en) 2019-10-25 2022-02-15 Dow Global Technologies Llc Nonlinear model predictive control of a process
CA3204704A1 (en) 2020-12-29 2022-07-07 Shell Internationale Research Maatschappij B.V. Process for the production of ethylene oxide
EP4320621A1 (en) 2021-04-08 2024-02-14 Shell Internationale Research Maatschappij B.V. Moderator and catalyst performance optimization for epoxidation of ethylene
CA3232520A1 (en) * 2021-09-23 2023-03-30 Wen -Sheng LEE Process for reducing the aging-related deactivation of high selectivity ethylene oxide catalysts

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Also Published As

Publication number Publication date
CA2758818A1 (en) 2010-10-28
SG175770A1 (en) 2011-12-29
TWI508955B (zh) 2015-11-21
US8389751B2 (en) 2013-03-05
CN102414187B (zh) 2016-06-01
JP2012524785A (ja) 2012-10-18
EP2421840B1 (en) 2015-12-16
EP2421840A1 (en) 2012-02-29
WO2010123842A1 (en) 2010-10-28
KR20120014159A (ko) 2012-02-16
US20100267974A1 (en) 2010-10-21
KR101745737B1 (ko) 2017-06-09
CN102414187A (zh) 2012-04-11
TW201100394A (en) 2011-01-01

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