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Federal Government of Germany
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Federal Government of Germany
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Publication of DE1570263A1publicationCriticalpatent/DE1570263A1/de
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
C08G73/1042—Copolyimides derived from at least two different tetracarboxylic compounds or two different diamino compounds
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Chemical & Material Sciences
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Health & Medical Sciences
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Chemical Kinetics & Catalysis
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Medicinal Chemistry
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Polymers & Plastics
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Organic Chemistry
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Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General
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Polymers With Sulfur, Phosphorus Or Metals In The Main Chain
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DE196515702631965-05-111965-05-11Verfahren zur Herstellung neuer Mischpolyimide
PendingDE1570263A1
(de)
4,4'- eckige Klammer auf p-Phenylenbis- eckige Klammer auf (phenylimino) carbamyl eckige Klammer zu eckige Klammer zu diphthalsäureanhydrid und Verfahren zu seiner Herstellung