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Preparation and properties of polyamide-imides derived from 1,3-bis(4-aminophenoxy)benzene, trimellitic anhydride, and various aromatic diamines

✍ Scribed by Chin-Ping Yang; Sheng-Huei Hsiao; Ching-Der Chen


Publisher
Springer
Year
1994
Tongue
English
Weight
575 KB
Volume
1
Category
Article
ISSN
1022-9760

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## Abstract A new monomer of tetraimide‐dicarboxylic acid (IV) was synthesized by starting from ring‐opening addition of 4,4′‐oxydiphthalic anhydride, trimellitic anhydride, and 1,4‐bis(4‐amino‐2‐trifluoromethylphenoxy)benzene at a 1:2:2 molar ratio in __N__‐methyl‐2‐pyrrolidone (NMP). From this ne