FR2277835B1 - - Google Patents

Info

Publication number
FR2277835B1
FR2277835B1 FR7424271A FR7424271A FR2277835B1 FR 2277835 B1 FR2277835 B1 FR 2277835B1 FR 7424271 A FR7424271 A FR 7424271A FR 7424271 A FR7424271 A FR 7424271A FR 2277835 B1 FR2277835 B1 FR 2277835B1
Authority
FR
France
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
Application number
FR7424271A
Other languages
French (fr)
Other versions
FR2277835A1 (fr
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.)
General Electric Co
Original Assignee
General Electric 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
Application filed by General Electric Co filed Critical General Electric Co
Priority to FR7424271A priority Critical patent/FR2277835A1/fr
Publication of FR2277835A1 publication Critical patent/FR2277835A1/fr
Application granted granted Critical
Publication of FR2277835B1 publication Critical patent/FR2277835B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/87—Benzo [c] furans; Hydrogenated benzo [c] furans
    • C07D307/89—Benzo [c] furans; Hydrogenated benzo [c] furans with two oxygen atoms directly attached in positions 1 and 3
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/78—Ring systems having three or more relevant rings
    • C07D311/80—Dibenzopyrans; Hydrogenated dibenzopyrans
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
    • C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
    • C08G59/42—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof
    • C08G59/4223—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof aromatic
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1003—Preparatory processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR7424271A 1974-07-12 1974-07-12 Procede de fabrication d'anhydrides d'ethers et de thioethers aromatiques et produits obtenus Granted FR2277835A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7424271A FR2277835A1 (fr) 1974-07-12 1974-07-12 Procede de fabrication d'anhydrides d'ethers et de thioethers aromatiques et produits obtenus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7424271A FR2277835A1 (fr) 1974-07-12 1974-07-12 Procede de fabrication d'anhydrides d'ethers et de thioethers aromatiques et produits obtenus

Publications (2)

Publication Number Publication Date
FR2277835A1 FR2277835A1 (fr) 1976-02-06
FR2277835B1 true FR2277835B1 (ja) 1978-03-24

Family

ID=9141197

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7424271A Granted FR2277835A1 (fr) 1974-07-12 1974-07-12 Procede de fabrication d'anhydrides d'ethers et de thioethers aromatiques et produits obtenus

Country Status (1)

Country Link
FR (1) FR2277835A1 (ja)

Also Published As

Publication number Publication date
FR2277835A1 (fr) 1976-02-06

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Legal Events

Date Code Title Description
ST Notification of lapse