DK143400C - METHOD FOR PREPARING 2,2 ', 3,3'-TETRACARBOXYDIPHENYLETHERDIAN HYDRIDE - Google Patents

METHOD FOR PREPARING 2,2 ', 3,3'-TETRACARBOXYDIPHENYLETHERDIAN HYDRIDE

Info

Publication number
DK143400C
DK143400C DK332774A DK332774A DK143400C DK 143400 C DK143400 C DK 143400C DK 332774 A DK332774 A DK 332774A DK 332774 A DK332774 A DK 332774A DK 143400 C DK143400 C DK 143400C
Authority
DK
Denmark
Prior art keywords
tetracarboxydiphenyletherdian
hydride
preparing
tetracarboxydiphenyletherdian hydride
Prior art date
Application number
DK332774A
Other languages
Danish (da)
Other versions
DK332774A (en
DK143400B (en
Inventor
A S Hay
T Takekoshi
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of DK332774A publication Critical patent/DK332774A/da
Publication of DK143400B publication Critical patent/DK143400B/en
Application granted granted Critical
Publication of DK143400C publication Critical patent/DK143400C/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/567—Preparation of carboxylic acid anhydrides by reactions not involving carboxylic acid anhydride groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Furan Compounds (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Epoxy Resins (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Catalysts (AREA)
DK332774A 1973-06-22 1974-06-20 METHOD FOR PREPARING 2,2 ', 3,3'-TETRACARBOXYDIPHENYLETHERDIAN HYDRIDE DK143400C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US37277173A 1973-06-22 1973-06-22
US37277173 1973-06-22

Publications (3)

Publication Number Publication Date
DK332774A DK332774A (en) 1975-03-17
DK143400B DK143400B (en) 1981-08-17
DK143400C true DK143400C (en) 1981-12-21

Family

ID=23469576

Family Applications (1)

Application Number Title Priority Date Filing Date
DK332774A DK143400C (en) 1973-06-22 1974-06-20 METHOD FOR PREPARING 2,2 ', 3,3'-TETRACARBOXYDIPHENYLETHERDIAN HYDRIDE

Country Status (10)

Country Link
JP (1) JPS5850992B2 (en)
BR (1) BR7405070D0 (en)
DD (1) DD112430A5 (en)
DE (1) DE2416594C2 (en)
DK (1) DK143400C (en)
FR (1) FR2299331A1 (en)
GB (1) GB1467275A (en)
IT (1) IT1015232B (en)
SE (1) SE412226B (en)
SU (1) SU561504A3 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58193198A (en) * 1982-05-07 1983-11-10 株式会社日立製作所 Exchanger for recording element of recording apparatus
JPS59169993U (en) * 1983-04-27 1984-11-14 ローランド　ディー．ジー．株式会社 X-Y Protsuta pen holder
JPS6038795U (en) * 1983-08-23 1985-03-18 アルプス電気株式会社 X-Y plotter
US5166404A (en) * 1989-05-15 1992-11-24 Occidental Chemical Corporation Dioxydiphthalic acid esters
US5185451A (en) * 1989-05-15 1993-02-09 Occidental Chemical Corporation Bis-imides of dioxydiphthalic acid
WO2016145647A1 (en) * 2015-03-19 2016-09-22 Ablestik (Shanghai) Ltd. Epoxy molding compound using anhydride hardener, manufacturing process and use thereof

Also Published As

Publication number Publication date
SE7408147L (en) 1974-12-23
SE412226B (en) 1980-02-25
FR2299331A1 (en) 1976-08-27
DK332774A (en) 1975-03-17
JPS5032143A (en) 1975-03-28
DE2416594C2 (en) 1983-12-08
JPS5850992B2 (en) 1983-11-14
IT1015232B (en) 1977-05-10
AU6775674A (en) 1975-10-16
DD112430A5 (en) 1975-04-12
GB1467275A (en) 1977-03-16
SU561504A3 (en) 1977-06-05
DK143400B (en) 1981-08-17
FR2299331B1 (en) 1979-02-23
BR7405070D0 (en) 1975-01-21
DE2416594A1 (en) 1975-01-16

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Legal Events

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PBP Patent lapsed