FR2098308A1 - - Google Patents

Info

Publication number
FR2098308A1
FR2098308A1 FR7125216A FR7125216A FR2098308A1 FR 2098308 A1 FR2098308 A1 FR 2098308A1 FR 7125216 A FR7125216 A FR 7125216A FR 7125216 A FR7125216 A FR 7125216A FR 2098308 A1 FR2098308 A1 FR 2098308A1
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.)
Granted
Application number
FR7125216A
Other versions
FR2098308B1 (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.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and 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 EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of FR2098308A1 publication Critical patent/FR2098308A1/fr
Application granted granted Critical
Publication of FR2098308B1 publication Critical patent/FR2098308B1/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C08G73/1007—Preparatory processes from tetracarboxylic acids or derivatives and diamines
    • C08G73/1028—Preparatory processes from tetracarboxylic acids or derivatives and diamines characterised by the process itself, e.g. steps, continuous
    • C08G73/1032—Preparatory processes from tetracarboxylic acids or derivatives and diamines characterised by the process itself, e.g. steps, continuous characterised by the solvent(s) used
    • 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
    • C08G73/1057—Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the main chain
    • C08G73/1064—Polyimides containing other atoms than carbon, hydrogen, nitrogen or oxygen in the main chain containing sulfur

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
FR7125216A 1970-07-10 1971-07-09 Expired FR2098308B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US5401870A 1970-07-10 1970-07-10

Publications (2)

Publication Number Publication Date
FR2098308A1 true FR2098308A1 (fr) 1972-03-10
FR2098308B1 FR2098308B1 (fr) 1976-04-02

Family

ID=21988229

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7125216A Expired FR2098308B1 (fr) 1970-07-10 1971-07-09

Country Status (3)

Country Link
DE (1) DE2134445A1 (fr)
FR (1) FR2098308B1 (fr)
GB (1) GB1346472A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU576675B2 (en) * 1985-06-20 1988-09-01 National Aeronautics And Space Administration - Nasa Copolyimides

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1355614A (fr) * 1963-01-25 1964-03-20 Du Pont Procédé de préparation de nouvelles matières polymères et notamment de polyimides

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1355614A (fr) * 1963-01-25 1964-03-20 Du Pont Procédé de préparation de nouvelles matières polymères et notamment de polyimides

Also Published As

Publication number Publication date
DE2134445A1 (de) 1972-01-20
FR2098308B1 (fr) 1976-04-02
GB1346472A (en) 1974-02-13

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Legal Events

Date Code Title Description
ST Notification of lapse