FR2132169B1 - - Google Patents

Info

Publication number
FR2132169B1
FR2132169B1 FR7210991A FR7210991A FR2132169B1 FR 2132169 B1 FR2132169 B1 FR 2132169B1 FR 7210991 A FR7210991 A FR 7210991A FR 7210991 A FR7210991 A FR 7210991A FR 2132169 B1 FR2132169 B1 FR 2132169B1
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
FR7210991A
Other languages
French (fr)
Other versions
FR2132169A1 (en
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of FR2132169A1 publication Critical patent/FR2132169A1/fr
Application granted granted Critical
Publication of FR2132169B1 publication Critical patent/FR2132169B1/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/24—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by surface fusion and bonding of particles to form voids, e.g. sintering
    • 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
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2379/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing nitrogen with or without oxygen, or carbon only, not provided for in groups C08J2361/00 - C08J2377/00
    • C08J2379/04—Polycondensates having nitrogen-containing heterocyclic rings in the main chain; Polyhydrazides; Polyamide acids or similar polyimide precursors
    • C08J2379/08—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
FR7210991A 1971-03-30 1972-03-29 Partly cured polyimide prepolymer - by heating aromatic polycarboxylic acid and aromatic amino cpd in dipolar aprotic solvent Granted FR2132169A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA109141 1971-03-30
GB3828971 1971-08-16

Publications (2)

Publication Number Publication Date
FR2132169A1 FR2132169A1 (en) 1972-11-17
FR2132169B1 true FR2132169B1 (oth) 1976-08-06

Family

ID=25666762

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7210991A Granted FR2132169A1 (en) 1971-03-30 1972-03-29 Partly cured polyimide prepolymer - by heating aromatic polycarboxylic acid and aromatic amino cpd in dipolar aprotic solvent

Country Status (4)

Country Link
DE (1) DE2215712A1 (oth)
FR (1) FR2132169A1 (oth)
IT (1) IT960661B (oth)
NL (1) NL7204312A (oth)

Also Published As

Publication number Publication date
DE2215712A1 (de) 1972-10-26
IT960661B (it) 1973-11-30
NL7204312A (oth) 1972-10-03
FR2132169A1 (en) 1972-11-17

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Legal Events

Date Code Title Description
ST Notification of lapse