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Synthesis and characterization of hyper-branched polyimides from 2,4,6-triaminopyrimidine and dianhydrides system

โœ Scribed by Soo-Jin Park; Kai Li; Fan-Long Jin


Book ID
113782394
Publisher
Elsevier Science
Year
2008
Tongue
English
Weight
503 KB
Volume
108
Category
Article
ISSN
0254-0584

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โœ Ki Hong Park; Takashi Tani; Masa-Aki Kakimoto; Yoshio Imai ๐Ÿ“‚ Article ๐Ÿ“… 1998 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 121 KB ๐Ÿ‘ 2 views

A series of new soluble aromatic polyimides with inherent viscosities of 0.65-1.12 dL/g were synthesized from 1,3-bis(4-aminophenyl)-4,5-diphenylimidazolin-2-one and various aromatic tetracarboxylic dianhydrides by the conventional twostep procedure that included ring-opening polyaddition and subseq