DE2215712A1 - Verfahren zur Herstellung eines teilgehärteten Polyimid-Vorpolymeren - Google Patents

Verfahren zur Herstellung eines teilgehärteten Polyimid-Vorpolymeren

Info

Publication number
DE2215712A1
DE2215712A1 DE19722215712 DE2215712A DE2215712A1 DE 2215712 A1 DE2215712 A1 DE 2215712A1 DE 19722215712 DE19722215712 DE 19722215712 DE 2215712 A DE2215712 A DE 2215712A DE 2215712 A1 DE2215712 A1 DE 2215712A1
Authority
DE
Germany
Prior art keywords
aromatic
partially cured
product
polyimide
prepolymer
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.)
Pending
Application number
DE19722215712
Other languages
German (de)
English (en)
Inventor
David Rodney Dunstable Bedfordshire Dixon (Großbritannien); Turton, Cecil Nigel, Darien, Conn. (V.StA.); Williams, lan Gabriel, Welsyn Garden City, Hertfordshire (Großbritannien)
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 DE2215712A1 publication Critical patent/DE2215712A1/de
Pending 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)
DE19722215712 1971-03-30 1972-03-30 Verfahren zur Herstellung eines teilgehärteten Polyimid-Vorpolymeren Pending DE2215712A1 (de)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number Publication Date
DE2215712A1 true DE2215712A1 (de) 1972-10-26

Family

ID=25666762

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722215712 Pending DE2215712A1 (de) 1971-03-30 1972-03-30 Verfahren zur Herstellung eines teilgehärteten Polyimid-Vorpolymeren

Country Status (4)

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

Also Published As

Publication number Publication date
IT960661B (it) 1973-11-30
NL7204312A (https=) 1972-10-03
FR2132169A1 (en) 1972-11-17
FR2132169B1 (https=) 1976-08-06

Similar Documents

Publication Publication Date Title
DE2729825C2 (de) Vernetzter aromatischer Polyimidkunststoff
DE69924509T2 (de) Polyimid mikrohohlkugeln
EP2886583B1 (de) Polyimidpulver mit hoher thermooxidativer Beständigkeit
DE2560068C2 (de) Harzartiger Copolyimid-Schaumstoff-Vorläufer und Verfahren zu dessen Weiterverarbeitung
DE3420929C2 (https=)
DE1301113B (de) Verfahren zur Herstellung von Polyimidpulvern
DE1198547B (de) Verfahren zur Herstellung von Formkoerpern aus Polymiden
DE1770784A1 (de) Polyimidpolymere
DE1256418B (de) Verfahren zur Herstellung von stickstoffhaltigen, gegebenenfalls verschaumten Kunst harzen aus Derivaten aromatischer Car bonsauren und Polyisocyanaten
DE1022789B (de) Verfahren zur Herstellung von Schaumstoffen aus Polyoxy- und/oder Polycarboxylverbindungen und Polyisocyanaten
DE69026128T2 (de) Gesinterte Polybenzimidazol-Polyarylenketonartikel und Verfahren zu ihrer Herstellung
CH520722A (de) Verfahren zur Herstellung eines Presspulvers
DE2018525B2 (de) Verfahren zur Herstellung von Imidgruppen enthaltenden Präkondensaten
DE2611578A1 (de) Formteile
DE2101929C3 (de) Verfahren zur Herstellung von wärmehärtbaren Zusammensetzungen auf der Basis von Epoxyharzen
DE69919487T2 (de) Feste ruckständen aus polyimidvorläufer
US3842026A (en) Aromatic part-cured polyimidene moulding powders
DE69509739T2 (de) Verfahren zur Verkapselung von einem elektronischen Bauelement und durch dieses Verfahren verkapseltes elektronisches Bauelement
DE2215712A1 (de) Verfahren zur Herstellung eines teilgehärteten Polyimid-Vorpolymeren
DE3883234T2 (de) Verbesserung der Molekulargewichtsverteilung durch Lösungsmittelextraktion.
DE69015768T2 (de) Expandierte Materialien auf Basis von Nadimidharz.
DE2159935A1 (de) Verfahren zur herstellung loeslicher polyimide
DE1912551A1 (de) Polyimid-Schaumstoff und Verfahren zu dessen Herstellung
DE1643473A1 (de) Herstellung von Polyimidschaeumen
DE69031162T2 (de) Verfahren zur Herstellung von Polyimid-Schaumprodukten

Legal Events

Date Code Title Description
OHA Expiration of time for request for examination