DE69401881T2 - Verfahren zur Herstellung des ungesättigten Dimeres von alpha-Methylstyrol - Google Patents

Verfahren zur Herstellung des ungesättigten Dimeres von alpha-Methylstyrol

Info

Publication number
DE69401881T2
DE69401881T2 DE69401881T DE69401881T DE69401881T2 DE 69401881 T2 DE69401881 T2 DE 69401881T2 DE 69401881 T DE69401881 T DE 69401881T DE 69401881 T DE69401881 T DE 69401881T DE 69401881 T2 DE69401881 T2 DE 69401881T2
Authority
DE
Germany
Prior art keywords
methylstyrene
catalyst
reaction
ethylene carbonate
process according
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 - Fee Related
Application number
DE69401881T
Other languages
German (de)
English (en)
Other versions
DE69401881D1 (de
Inventor
Masashi Inaba
Shiroh Inui
Hideki Kurokawa
Fujio Mizutani
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 Chemical Corp
Original Assignee
Mitsubishi Chemical Corp
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
Priority claimed from JP5257502A external-priority patent/JPH0789883A/ja
Priority claimed from JP5339829A external-priority patent/JPH07157446A/ja
Application filed by Mitsubishi Chemical Corp filed Critical Mitsubishi Chemical Corp
Application granted granted Critical
Publication of DE69401881D1 publication Critical patent/DE69401881D1/de
Publication of DE69401881T2 publication Critical patent/DE69401881T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
    • C07C15/40—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts substituted by unsaturated carbon radicals
    • C07C15/50—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts substituted by unsaturated carbon radicals polycyclic non-condensed
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C07C2/02—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons
    • C07C2/04—Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition between unsaturated hydrocarbons by oligomerisation of well-defined unsaturated hydrocarbons without ring formation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
    • C07C2521/16—Clays or other mineral silicates
    • 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
    • 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
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE69401881T 1993-09-22 1994-09-19 Verfahren zur Herstellung des ungesättigten Dimeres von alpha-Methylstyrol Expired - Fee Related DE69401881T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP5257502A JPH0789883A (ja) 1993-09-22 1993-09-22 α− メチルスチレン不飽和二量体の製造方法
JP5339829A JPH07157446A (ja) 1993-12-07 1993-12-07 α− メチルスチレン不飽和二量体の製造方法

Publications (2)

Publication Number Publication Date
DE69401881D1 DE69401881D1 (de) 1997-04-10
DE69401881T2 true DE69401881T2 (de) 1997-07-24

Family

ID=26543233

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69401881T Expired - Fee Related DE69401881T2 (de) 1993-09-22 1994-09-19 Verfahren zur Herstellung des ungesättigten Dimeres von alpha-Methylstyrol

Country Status (6)

Country Link
US (1) US5481053A (enExample)
EP (1) EP0644169B1 (enExample)
KR (1) KR950008448A (enExample)
CN (1) CN1043880C (enExample)
DE (1) DE69401881T2 (enExample)
TW (1) TW279843B (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
UA34850C2 (uk) * 1999-07-13 2001-10-15 Горлівське Відкрите Акціонерне Товариство "Концерн Стирол" СПОСІБ ОДЕРЖАННЯ НЕНАСИЧЕНОГО ДИМЕРУ <font face="Symbol">a</font>-МЕТИЛСТИРОЛУ ДЛЯ РЕГУЛЮВАННЯ РОСТУ ПОЛІМЕРНОГО ЛАНЦЮГА
RU2189964C1 (ru) * 2001-05-28 2002-09-27 ГУ Институт нефтехимии и катализа АН РБ и УНЦ РАН СПОСОБ ПОЛУЧЕНИЯ НЕНАСЫЩЕННЫХ ДИМЕРОВ α-МЕТИЛСТИРОЛА
RU2189963C1 (ru) * 2001-05-28 2002-09-27 ГУ Институт нефтехимии и катализа АН РБ и УНЦ РАН СПОСОБ ПОЛУЧЕНИЯ НЕНАСЫЩЕННЫХ ДИМЕРОВ α-МЕТИЛСТИРОЛА
RU2200142C1 (ru) * 2001-07-23 2003-03-10 ГУ Институт нефтехимии и катализа АН РБ и УНЦ РАН СПОСОБ ПОЛУЧЕНИЯ НЕНАСЫЩЕННЫХ ДИМЕРОВ α-МЕТИЛСТИРОЛА
CN104030881A (zh) * 2014-06-05 2014-09-10 浙江力捷化工科技有限公司 一种非均相连续制备α-甲基苯乙烯线性二聚体的方法
CN119930382B (zh) * 2025-04-07 2025-07-29 山东富宇石化有限公司 一种制备α-甲基苯乙烯线性二聚体的方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2429719A (en) * 1946-01-18 1947-10-28 Atlantic Refining Co Production of unsaturated dimers of alpha alkyl styrenes
DE2724491A1 (de) * 1976-06-01 1977-12-15 Monsanto Co Verfahren zur herstellung linearer dimerer des alpha-alkylstyrols
GB2031944B (en) * 1978-09-19 1983-01-06 Nippon Oil Co Ltd Traction fluids for traction drive transmissions
US4199481A (en) * 1979-06-07 1980-04-22 International Flavors & Fragrances Inc. Acetylated alpha methyl styrene dimers or derivatives in perfumes
JPS5780332A (en) * 1980-11-10 1982-05-19 Nippon Oil & Fats Co Ltd Preparation of alpha-methylstyrene dimer

Also Published As

Publication number Publication date
EP0644169B1 (en) 1997-03-05
US5481053A (en) 1996-01-02
EP0644169A1 (en) 1995-03-22
CN1109040A (zh) 1995-09-27
CN1043880C (zh) 1999-06-30
TW279843B (enExample) 1996-07-01
DE69401881D1 (de) 1997-04-10
KR950008448A (ko) 1995-04-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee