DE3877730T2 - Verfahren zur herstellung von acrylnitril. - Google Patents

Verfahren zur herstellung von acrylnitril.

Info

Publication number
DE3877730T2
DE3877730T2 DE8888120898T DE3877730T DE3877730T2 DE 3877730 T2 DE3877730 T2 DE 3877730T2 DE 8888120898 T DE8888120898 T DE 8888120898T DE 3877730 T DE3877730 T DE 3877730T DE 3877730 T2 DE3877730 T2 DE 3877730T2
Authority
DE
Germany
Prior art keywords
acrylnitrile
producing
producing acrylnitrile
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.)
Revoked
Application number
DE8888120898T
Other languages
English (en)
Other versions
DE3877730D1 (de
Inventor
Stephen J Jordan
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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22453166&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE3877730(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Application granted granted Critical
Publication of DE3877730D1 publication Critical patent/DE3877730D1/de
Publication of DE3877730T2 publication Critical patent/DE3877730T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C253/00—Preparation of carboxylic acid nitriles
    • C07C253/24—Preparation of carboxylic acid nitriles by ammoxidation of hydrocarbons or substituted hydrocarbons
    • C07C253/26—Preparation of carboxylic acid nitriles by ammoxidation of hydrocarbons or substituted hydrocarbons containing carbon-to-carbon multiple bonds, e.g. unsaturated aldehydes
    • 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
    • B01J8/005—Separating solid material from the gas/liquid stream
    • B01J8/0055—Separating solid material from the gas/liquid stream using cyclones
    • 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
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/1818—Feeding of the fluidising gas
    • B01J8/1827—Feeding of the fluidising gas the fluidising gas being a reactant
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
    • C07C255/01—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms
    • C07C255/06—Carboxylic acid nitriles having cyano groups bound to acyclic carbon atoms of an acyclic and unsaturated carbon skeleton
    • C07C255/07—Mononitriles
    • C07C255/08—Acrylonitrile; Methacrylonitrile

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE8888120898T 1987-12-14 1988-12-14 Verfahren zur herstellung von acrylnitril. Revoked DE3877730T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/132,253 US4801731A (en) 1987-12-14 1987-12-14 Preparation of acrylonitrile

Publications (2)

Publication Number Publication Date
DE3877730D1 DE3877730D1 (de) 1993-03-04
DE3877730T2 true DE3877730T2 (de) 1993-06-03

Family

ID=22453166

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8888120898T Revoked DE3877730T2 (de) 1987-12-14 1988-12-14 Verfahren zur herstellung von acrylnitril.

Country Status (5)

Country Link
US (1) US4801731A (de)
EP (1) EP0320904B1 (de)
JP (1) JPH02258A (de)
KR (1) KR890009851A (de)
DE (1) DE3877730T2 (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0446379B1 (de) * 1989-10-04 1994-04-06 Asahi Kasei Kogyo Kabushiki Kaisha Apparatur zur herstellung von alpha-beta-ungesättigten nitrilen
US5256810A (en) * 1992-10-14 1993-10-26 The Standard Oil Company Method for eliminating nitriding during acrylonitrile production
KR0130715B1 (ko) * 1995-02-01 1998-04-08 유미꾸라 레이이찌 유동상 반응기 및 이를 사용한 반응 방법
DE19505664C2 (de) * 1995-02-20 1996-12-12 Hoechst Ag Vorrichtung und ihre Verwendung zur Oxichlorierung
KR0169027B1 (ko) * 1995-04-07 1999-03-20 유미꾸라 레이이찌 알파,베타-불포화 니트릴의 제조 방법
DE69708431T2 (de) * 1996-09-25 2002-05-02 Mitsubishi Rayon Co Verfahren zur Ammoxydierung in einem Wirbelschichtreaktor
US6358483B1 (en) 1999-07-13 2002-03-19 The Standard Oil Company Sparger for oxygen injection into a fluid bed reactor
JP4762554B2 (ja) * 2005-01-06 2011-08-31 ダイヤニトリックス株式会社 アクリロニトリルの製造方法
WO2011015503A1 (de) * 2009-08-05 2011-02-10 Basf Se Verfahren zur herstellung von chlor durch gasphasenoxidation von chlorwasserstoff in einem wirbelschichtreaktor
CN104941534B (zh) 2014-03-31 2018-03-20 英尼奥斯欧洲股份公司 用于氧化或氨氧化反应器的改进的空气格栅设计
CN104941536B (zh) * 2014-03-31 2020-12-25 英尼奥斯欧洲股份公司 用于氧化反应器的空气格栅系统和适应其中的挠曲的方法
CN104941524B (zh) 2014-03-31 2020-11-03 英尼奥斯欧洲股份公司 用于氨氧化反应器的进料分布器设计
CN104941535A (zh) 2014-03-31 2015-09-30 英尼奥斯欧洲股份公司 用于氧化或氨氧化反应器的改进的空气格栅设计
CN104941522B (zh) 2014-03-31 2018-03-30 英尼奥斯欧洲股份公司 用于氨氧化反应器的进料分布器设计
CN104941521A (zh) 2014-03-31 2015-09-30 英尼奥斯欧洲股份公司 用于氨氧化反应器的进料分布器设计
CN104941523B (zh) 2014-03-31 2019-04-02 英尼奥斯欧洲股份公司 用于氨氧化反应器的进料分布器设计
CN108786669B (zh) 2017-04-27 2021-01-12 中国科学院大连化学物理研究所 流化床气体分布器、应用其的反应器及生产对二甲苯联产低碳烯烃的方法
RU2738110C1 (ru) * 2017-07-03 2020-12-08 Асахи Касеи Кабусики Кайся Способ получения ненасыщенного нитрила
JP6427723B1 (ja) * 2017-07-03 2018-11-21 旭化成株式会社 不飽和ニトリルの製造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA679979A (en) * 1960-12-07 1964-02-11 Knapsack-Griesheim Aktiengesellschaft Process for preparing unsaturated nitriles
CA733537A (en) * 1961-04-18 1966-05-03 Knapsack Aktiengesellschaft Process for preparing unsaturated nitriles
US3472892A (en) * 1967-05-10 1969-10-14 Standard Oil Co Fluid bed process for synthesis of nitriles by ammoxidation and the recycling of ammonia-rich catalyst from a quench zone to a reaction zone
US3639103A (en) * 1970-04-21 1972-02-01 Badger Co Fluid bed reactors
US3944592A (en) * 1970-05-22 1976-03-16 The Badger Company, Inc. Method of producing unsaturated nitriles
US4470931A (en) * 1978-10-24 1984-09-11 The Standard Oil Company Combination fixed-fluid bed reactor
US4609502A (en) * 1985-02-14 1986-09-02 The Halcon Sd Group, Inc. Process for preparing unsaturated nitriles from alkanes

Also Published As

Publication number Publication date
EP0320904B1 (de) 1993-01-20
EP0320904A1 (de) 1989-06-21
KR890009851A (ko) 1989-08-04
DE3877730D1 (de) 1993-03-04
US4801731A (en) 1989-01-31
JPH02258A (ja) 1990-01-05

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8331 Complete revocation