Preparation and properties of polyamides from 4-phenoxy- and 4-phenylthio-m-phenylenediamine and both aromatic and aliphatic diacids
✍ Scribed by Masa-Aki Kakimoto; Masaru Yoneyama; Yoshio Imai
- Book ID
- 105336821
- Publisher
- John Wiley and Sons
- Year
- 1988
- Tongue
- English
- Weight
- 464 KB
- Volume
- 26
- Category
- Article
- ISSN
- 0887-624X
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## Abstract Aromatic polyamides (aramids) having inherent viscosities of 0.3–1.6 dL/g were prepared by the direct polycondensation of 4,4′‐sulfonyldibenzoic acid with various aromatic diamines using triphenyl phosphite and pyridine as condensing agents. Aromatic polyesters (polyarylates) with inher
## Abstract New aromatic polyamides (aramids) having inherent viscosities of 0.5–2.6 dL/g were prepared by the direct polycondensation of 4,4′‐diaminotriphenylamine with various aromatic dicarboxylic acids in __N__‐methyl‐2‐pyrrolidone using triphenyl phosphite and pyridine as condensing agents. Th
## 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