DE69400225D1 - Verfahren zur Isomerisierung von Dimethylnaphthalen - Google Patents

Verfahren zur Isomerisierung von Dimethylnaphthalen

Info

Publication number
DE69400225D1
DE69400225D1 DE69400225T DE69400225T DE69400225D1 DE 69400225 D1 DE69400225 D1 DE 69400225D1 DE 69400225 T DE69400225 T DE 69400225T DE 69400225 T DE69400225 T DE 69400225T DE 69400225 D1 DE69400225 D1 DE 69400225D1
Authority
DE
Germany
Prior art keywords
dimethylnaphthalene
isomerization
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 - Lifetime
Application number
DE69400225T
Other languages
English (en)
Other versions
DE69400225T2 (de
Inventor
Makoto Takagawa
Ryusuke Shigematsu
Kazuo Nagagata
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.)
Mitsubishi Gas Chemical Co Inc
Original Assignee
Mitsubishi Gas Chemical Co Inc
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
Application filed by Mitsubishi Gas Chemical Co Inc filed Critical Mitsubishi Gas Chemical Co Inc
Application granted granted Critical
Publication of DE69400225D1 publication Critical patent/DE69400225D1/de
Publication of DE69400225T2 publication Critical patent/DE69400225T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
    • C07C5/27—Rearrangement of carbon atoms in the hydrocarbon skeleton
    • C07C5/2702—Catalytic processes not covered by C07C5/2732 - C07C5/31; Catalytic processes covered by both C07C5/2732 and C07C5/277 simultaneously
    • C07C5/2708—Catalytic processes not covered by C07C5/2732 - C07C5/31; Catalytic processes covered by both C07C5/2732 and C07C5/277 simultaneously with crystalline alumino-silicates, e.g. molecular sieves
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
    • C07C5/27—Rearrangement of carbon atoms in the hydrocarbon skeleton
    • C07C5/2729—Changing the branching point of an open chain or the point of substitution on a ring
    • C07C5/2732—Catalytic processes
    • C07C5/2737—Catalytic processes with crystalline alumino-silicates, e.g. molecular sieves
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2529/00—Catalysts comprising molecular sieves
    • C07C2529/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites, pillared clays
    • C07C2529/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • C07C2529/18—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the mordenite type

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
DE69400225T 1993-04-01 1994-03-19 Verfahren zur Isomerisierung von Dimethylnaphthalen Expired - Lifetime DE69400225T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5075645A JP2885260B2 (ja) 1993-04-01 1993-04-01 ジメチルナフタレンの異性化方法

Publications (2)

Publication Number Publication Date
DE69400225D1 true DE69400225D1 (de) 1996-07-11
DE69400225T2 DE69400225T2 (de) 1996-10-10

Family

ID=13582201

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69400225T Expired - Lifetime DE69400225T2 (de) 1993-04-01 1994-03-19 Verfahren zur Isomerisierung von Dimethylnaphthalen

Country Status (4)

Country Link
US (1) US5495060A (de)
EP (1) EP0618180B1 (de)
JP (1) JP2885260B2 (de)
DE (1) DE69400225T2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008001717A (ja) * 1996-03-15 2008-01-10 Mitsubishi Gas Chem Co Inc 高純度２，６−ジメチルナフタレンの製造方法
US6072098A (en) * 1996-03-15 2000-06-06 Mitsubishi Gas Chemical Company, Inc. Process for producing highly pure 2,6-dimethylnaphthalene
US6057487A (en) * 1997-12-30 2000-05-02 Chevron Chemical Company Method for producing 2,6-DMN from mixed dimethylnaphthalenes by crystallization, adsorption and isomerization
US5955641A (en) * 1998-03-16 1999-09-21 Chevron Chemical Company Llc Method of making dimethylnaphthalenes
KR100621823B1 (ko) * 2004-07-21 2006-09-14 재단법인서울대학교산학협력재단 2,6-디알킬테트랄린의 제조 방법
JP2006070000A (ja) * 2004-09-06 2006-03-16 Mitsubishi Gas Chem Co Inc ナフタレンジカルボン酸ジメチルの製造方法
GB0504079D0 (en) * 2005-02-28 2005-04-06 Davy Process Techn Ltd Process

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5537533B2 (de) * 1973-05-25 1980-09-29
US3888938A (en) * 1973-05-26 1975-06-10 Teijin Ltd Process for obtaining 2,6-dimethylnaphthalene-rich or 2,7-dimethylnaphthalene-rich product
US3890403A (en) * 1973-11-14 1975-06-17 Teijin Ltd Process for separating and recovering 2,6-dimethylnaththalenes
JPS584008B2 (ja) * 1974-02-05 1983-01-24 帝人株式会社 ジメチルナフタリンルイ ノ イセイカホウホウ
US4041089A (en) * 1976-06-28 1977-08-09 Standard Oil Company A Corporation Of Indiana Process for the isomerization of dimethylnaphthalenes using a mordenite/alumina catalyst
US4556751A (en) * 1984-02-14 1985-12-03 Mitsubishi Chemical Industries Limited Catalytic isomerization process of dimethylnaphthalenes
US4735929A (en) * 1985-09-03 1988-04-05 Uop Inc. Catalytic composition for the isomerization of paraffinic hydrocarbons
US4783570A (en) * 1987-05-26 1988-11-08 Amoco Corporation Selective gas-phase isomerization of dimethylnaphthalene: 2,7-DMN triad
JPH041142A (ja) * 1990-04-17 1992-01-06 Teijin Ltd ２，６―ジメチルナフタレンの製造方法

Also Published As

Publication number Publication date
JPH06287151A (ja) 1994-10-11
US5495060A (en) 1996-02-27
DE69400225T2 (de) 1996-10-10
JP2885260B2 (ja) 1999-04-19
EP0618180B1 (de) 1996-06-05
EP0618180A1 (de) 1994-10-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition