JPS5236603A - Process for preparation of isoprene - Google Patents

Process for preparation of isoprene

Info

Publication number
JPS5236603A
JPS5236603A JP50111958A JP11195875A JPS5236603A JP S5236603 A JPS5236603 A JP S5236603A JP 50111958 A JP50111958 A JP 50111958A JP 11195875 A JP11195875 A JP 11195875A JP S5236603 A JPS5236603 A JP S5236603A
Authority
JP
Japan
Prior art keywords
isoprene
preparation
dimethylmetadioxane
catalysts
sodium
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.)
Pending
Application number
JP50111958A
Other languages
Japanese (ja)
Inventor
Yoshio Fuchigami
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.)
Kuraray Co Ltd
Original Assignee
Kuraray Co Ltd
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 Kuraray Co Ltd filed Critical Kuraray Co Ltd
Priority to JP50111958A priority Critical patent/JPS5236603A/en
Publication of JPS5236603A publication Critical patent/JPS5236603A/en
Pending legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

Abstract

PURPOSE: Isoprene, useful as the raw material of rubber, is prepared by the catalytic decomposition of 4,4-dimethylmetadioxane in the presence of catalysts comprising sodium-type synthetic faujasite X-type zeolite, acid clay, etc.
COPYRIGHT: (C)1977,JPO&Japio
JP50111958A 1975-09-16 1975-09-16 Process for preparation of isoprene Pending JPS5236603A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50111958A JPS5236603A (en) 1975-09-16 1975-09-16 Process for preparation of isoprene

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50111958A JPS5236603A (en) 1975-09-16 1975-09-16 Process for preparation of isoprene

Publications (1)

Publication Number Publication Date
JPS5236603A true JPS5236603A (en) 1977-03-22

Family

ID=14574404

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50111958A Pending JPS5236603A (en) 1975-09-16 1975-09-16 Process for preparation of isoprene

Country Status (1)

Country Link
JP (1) JPS5236603A (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5488623A (en) * 1977-12-26 1979-07-13 Nippon Kokan Kk Scaffold for building circular roof
JPS5978289U (en) * 1982-11-16 1984-05-26 石川島播磨重工業株式会社 Conveying device on tank roof
JPS6119594U (en) * 1984-07-12 1986-02-04 タキロン株式会社 Cart for constructing a cover for a circular tank
US4734538A (en) * 1986-12-24 1988-03-29 Union Carbide Corporation Process for the production of dienes
JP2009284949A (en) * 2008-05-27 2009-12-10 Cosmo:Kk Desk
WO2017191794A1 (en) * 2016-05-06 2017-11-09 株式会社クラレ Method for producing conjugated diene
WO2019136283A1 (en) 2018-01-04 2019-07-11 Gevo, Inc. Upgrading fusel oil mixtures over heterogeneous catalysts to higher value renewable chemicals

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5488623A (en) * 1977-12-26 1979-07-13 Nippon Kokan Kk Scaffold for building circular roof
JPS5978289U (en) * 1982-11-16 1984-05-26 石川島播磨重工業株式会社 Conveying device on tank roof
JPS6119594U (en) * 1984-07-12 1986-02-04 タキロン株式会社 Cart for constructing a cover for a circular tank
US4734538A (en) * 1986-12-24 1988-03-29 Union Carbide Corporation Process for the production of dienes
JP2009284949A (en) * 2008-05-27 2009-12-10 Cosmo:Kk Desk
WO2017191794A1 (en) * 2016-05-06 2017-11-09 株式会社クラレ Method for producing conjugated diene
CN109071379A (en) * 2016-05-06 2018-12-21 株式会社可乐丽 Method for producing conjugated diene
US11319261B2 (en) 2016-05-06 2022-05-03 Kuraray Co., Ltd. Method for producing conjugated diene
WO2019136283A1 (en) 2018-01-04 2019-07-11 Gevo, Inc. Upgrading fusel oil mixtures over heterogeneous catalysts to higher value renewable chemicals

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