KR890001918A - 메타크롤레인의 후산화 방지 방법 - Google Patents

메타크롤레인의 후산화 방지 방법

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Publication number
KR890001918A
KR890001918A KR1019880009271A KR880009271A KR890001918A KR 890001918 A KR890001918 A KR 890001918A KR 1019880009271 A KR1019880009271 A KR 1019880009271A KR 880009271 A KR880009271 A KR 880009271A KR 890001918 A KR890001918 A KR 890001918A
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KR
South Korea
Prior art keywords
gas
recycle
reaction
methacrolein
inert gas
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Application number
KR1019880009271A
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English (en)
Other versions
KR910005227B1 (ko
Inventor
모리마사 구라가노
고죠 이와사끼
요시오 고야마
다께시 이소베
히로죠 세가와
가쯔지 요구찌
Original Assignee
미시마 마사요시
미쓰이도오아쓰가가꾸 가부시끼가이샤
쓰지요시요
교오와가스 가가꾸고요교 가부시끼가이샤
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Application filed by 미시마 마사요시, 미쓰이도오아쓰가가꾸 가부시끼가이샤, 쓰지요시요, 교오와가스 가가꾸고요교 가부시끼가이샤 filed Critical 미시마 마사요시
Publication of KR890001918A publication Critical patent/KR890001918A/ko
Application granted granted Critical
Publication of KR910005227B1 publication Critical patent/KR910005227B1/ko

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    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C21/00—Acyclic unsaturated compounds containing halogen atoms
    • C07C21/02—Acyclic unsaturated compounds containing halogen atoms containing carbon-to-carbon double bonds
    • C07C21/04—Chloro-alkenes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
    • C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
    • C07C45/38—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups being a primary hydroxyl group
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/02—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds
    • B01J8/06—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with stationary particles, e.g. in fixed beds in tube reactors; the solid particles being arranged in tubes
    • B01J8/067—Heating or cooling the reactor
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
    • C07C45/33—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties
    • C07C45/34—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds
    • C07C45/35—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds in propene or isobutene
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
    • C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
    • C07C45/37—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of >C—O—functional groups to >C=O groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/78—Separation; Purification; Stabilisation; Use of additives
    • C07C45/86—Use of additives, e.g. for stabilisation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C47/00—Compounds having —CHO groups
    • C07C47/20—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms
    • C07C47/21—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation
    • C07C47/22—Acryaldehyde; Methacryaldehyde
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00017—Controlling the temperature
    • B01J2208/00106—Controlling the temperature by indirect heat exchange
    • B01J2208/00168—Controlling the temperature by indirect heat exchange with heat exchange elements outside the bed of solid particles
    • B01J2208/00212—Plates; Jackets; Cylinders

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

Abstract

내용 없음

Description

메타크롤레인의 후산화 방지 방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명의 방법의 실시에 유용한 반응기의 일레를 도시하는 수직 단면도이다.
제2도는 예시된 반응기의 부분 확대도이다.
제3도는 예시된 반응기에 설치된 스파져(sparger)의 평면도이다.

Claims (5)

  1. 이소부릴렌, t-부탄올 또는 메탈린 알코올의 촉매존재하 분자-산소-함유 기체와의 증기상 산화 반응에 의해 메타크롤레인을 제조할때. 반응관 출구 직후의 반응 생성 기체에 비활성 기체 및/또는 재순환 반응기체. 또는 비활성 기체및/ 또는 재순환 반응 기체 및 공기의 혼합 기체를 공급하고 혼합함을 특징으로 하는 메타크롤레인의 후산화(post oxidation) 방지 방법.
  2. 제1항에 있어서, 비활성 기체 및/또는 재순환 반응기체. 또는 비활성 기체 및/ 또는 재순환 반응기체 및 공기의 혼합 기체의 공급시 선속도가 하부 공 컬럼부위(empty columm portion)의 속도로 표현되는 반응생성 기체의 선속도의 적어도 두배인 메타크롤레인의 후산화 방지 방법.
  3. 제1항에 있어서, 비활성 기체 및/또는 재순환반응기체 또는 비활성 기체 및/또는 재순환 반응 기체 및 공기의 혼합 기체의 유량이 반응생성 기체의 유량의 0.1~3.0배인 메타크롤레인의 후산화 방지 방법.
  4. 제1항에 있어서, 비활성 기체 및/또는 재순환 반응기체. 또는 비활성 기체 및/ 또는 재순환 반응 기체 및 공기의 혼합 기체를 공급하고 혼합한 후의 반응 생성 기체의 온도가 200~300℃의 범위인 메타크롤레인의 후산화 방지 방법.
  5. 제1항에 있어서, 비활성기체 및/ 또는 재순환 반응 기체 및 공기의 혼합기체 내에서 산소의 농도가 13몰% 이하인 메타클로레인의 후산화 방지 방법.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019880009271A 1987-07-24 1988-07-23 메타크롤레인의 후산화 방지 방법 KR910005227B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP62-183565 1987-07-24
JP62183565A JPH0764774B2 (ja) 1987-07-24 1987-07-24 メタクロレインの後酸化防止方法
JP183565 1988-07-25

Publications (2)

Publication Number Publication Date
KR890001918A true KR890001918A (ko) 1989-04-06
KR910005227B1 KR910005227B1 (ko) 1991-07-24

Family

ID=16138027

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019880009271A KR910005227B1 (ko) 1987-07-24 1988-07-23 메타크롤레인의 후산화 방지 방법

Country Status (8)

Country Link
US (1) US4968846A (ko)
EP (1) EP0300769B1 (ko)
JP (1) JPH0764774B2 (ko)
KR (1) KR910005227B1 (ko)
CN (1) CN1013369B (ko)
CA (1) CA1313679C (ko)
DE (1) DE3880227T2 (ko)
IN (1) IN169056B (ko)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR940002982B1 (ko) * 1990-06-06 1994-04-09 미쯔이도오아쯔가가꾸 가부시기가이샤 아크롤레인 또는 메타크롤레인의 제조방법
JP2841324B2 (ja) * 1990-06-06 1998-12-24 三井化学株式会社 メタクロレインの製造方法
AT412871B (de) * 1998-12-10 2005-08-25 Krems Chemie Ag Verfahren und vorrichtung zur herstellung von formaldehyd
JP2005298384A (ja) * 2004-04-09 2005-10-27 Asahi Kasei Chemicals Corp （メタ）アクリル酸又は／かつ（メタ）アクロレインを含む反応ガスの冷却方法
US7649111B2 (en) 2005-07-25 2010-01-19 Saudi Basic Industries Corporation Catalyst for the oxidation of a mixed aldehyde feedstock to methacrylic acid and methods for making and using same
US7851397B2 (en) 2005-07-25 2010-12-14 Saudi Basic Industries Corporation Catalyst for methacrolein oxidation and method for making and using same
US7732367B2 (en) 2005-07-25 2010-06-08 Saudi Basic Industries Corporation Catalyst for methacrolein oxidation and method for making and using same
US7649112B2 (en) 2005-07-25 2010-01-19 Saudi Basic Industries Corporation Integrated plant for producing 2-ethyl-hexanol and methacrylic acid and a method based thereon
US8921257B2 (en) 2011-12-02 2014-12-30 Saudi Basic Industries Corporation Dual function partial oxidation catalyst for propane to acrylic acid conversion
US8722940B2 (en) 2012-03-01 2014-05-13 Saudi Basic Industries Corporation High molybdenum mixed metal oxide catalysts for the production of unsaturated aldehydes from olefins
CN111689861B (zh) * 2019-03-11 2022-04-12 北京诺维新材科技有限公司 一种提高反应收率的方法
JP2022548352A (ja) * 2019-09-18 2022-11-18 ローム アンド ハース カンパニー 高収率および低不純物であるアクロレインまたはアクリル酸のアリルアルコールからの産生
EP3889127A1 (en) 2020-04-03 2021-10-06 Röhm GmbH Improved safe method for tandem c-4 oxidation to methacrylic acid
EP3892367A1 (en) 2020-04-09 2021-10-13 Röhm GmbH A tube bundle reactor and method for the production of methacrylic acid through the partial oxidation of methacrolein
EP3945086B1 (de) 2020-07-30 2022-10-26 Röhm GmbH C-4 basiertes verfahren zur herstellung von mma unter rückführung und recyclierung von methacrolein

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2627527A (en) * 1948-05-14 1953-02-03 Standard Oil Dev Co Oxidation of olefins to alkenals
DE1910795A1 (de) * 1969-03-04 1970-09-17 Degussa Verfahren zur Vermeidung von Nachreaktionen bei der katalytischen Oxydation von Propylen oder Acrolein
JPS4954317A (ko) * 1972-09-21 1974-05-27

Also Published As

Publication number Publication date
CN1031697A (zh) 1989-03-15
KR910005227B1 (ko) 1991-07-24
IN169056B (ko) 1991-08-24
EP0300769B1 (en) 1993-04-14
EP0300769A3 (en) 1989-12-27
JPH0764774B2 (ja) 1995-07-12
JPS6429334A (en) 1989-01-31
US4968846A (en) 1990-11-06
EP0300769A2 (en) 1989-01-25
CN1013369B (zh) 1991-07-31
DE3880227D1 (de) 1993-05-19
CA1313679C (en) 1993-02-16
DE3880227T2 (de) 1993-07-29

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