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Synthesis and characterization of N-phenylated aromatic polyureas from N,N′ -dichloroformyl-p-dianilinobenzene and N,N′ -bistrimethylsilyl-diamines

✍ Scribed by Yoshiyuki Oishi; Munirathina Padmanaban; Masa-Aki Kakimoto; Yoshio Imai

Publisher: John Wiley and Sons
Year: 1987
Tongue: English
Weight: 364 KB
Volume: 25
Category: Article
ISSN: 0887-624X
DOI: 10.1002/pola.1987.080251218

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## Abstract __N__‐Phenylated aromatic polyamide‐esters with high molecular weights were synthesized by the high‐temperature solution polycondensation in nitrobenzene at 200°C from combinations of __m__‐ and __p__‐anilinophenol and isophthaloyl and terephthaloyl chloride. Reaction variables such as