BE723772A - - Google Patents

Info

Publication number
BE723772A
BE723772A BE723772DA BE723772A BE 723772 A BE723772 A BE 723772A BE 723772D A BE723772D A BE 723772DA BE 723772 A BE723772 A BE 723772A
Authority
BE
Belgium
Prior art keywords
aromatic
polyimides
alkyl
residues
hydantol
Prior art date
Application number
Other languages
English (en)
French (fr)
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
Priority claimed from DE19671720748 external-priority patent/DE1720748A1/de
Application filed filed Critical
Publication of BE723772A publication Critical patent/BE723772A/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00Macromolecular 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
    • C08G73/06Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1085Polyimides with diamino moieties or tetracarboxylic segments containing heterocyclic moieties
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G73/00Macromolecular 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
    • C08G73/06Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/0666Polycondensates containing five-membered rings, condensed with other rings, with nitrogen atoms as the only ring hetero atoms
    • C08G73/0672Polycondensates containing five-membered rings, condensed with other rings, with nitrogen atoms as the only ring hetero atoms with only one nitrogen atom in the ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
BE723772D 1967-11-16 1968-11-13 BE723772A (d)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19671720748 DE1720748A1 (de) 1967-11-16 1967-11-16 Hydantoinringe enthaltende Polyimide

Publications (1)

Publication Number Publication Date
BE723772A true BE723772A (d) 1969-04-16

Family

ID=5689841

Family Applications (1)

Application Number Title Priority Date Filing Date
BE723772D BE723772A (d) 1967-11-16 1968-11-13

Country Status (1)

Country Link
BE (1) BE723772A (d)

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