𝔖 Bobbio Scriptorium
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2,2′-Diamino-dithiazolyl-(4,4′)

✍ Scribed by Otto Dann; Wilhelm Haagner

Publisher
John Wiley and Sons
Year
1951
Tongue
English
Weight
265 KB
Volume
284
Category
Article
ISSN
0365-6233

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Rigid-rod polyamides and polyimides prep
Rigid-rod polyamides and polyimides prepared from 4,3″-diamino-2′,6′-di(2-naphthyl)-p-terphenyl and 2′,6′,3‴,5‴-tetra(2-naphthyl)-4,4″-diamino-p-quinquephenyl
✍ John A. Mikroyannidis 📂 Article 📅 1999 🏛 John Wiley and Sons 🌐 English ⚖ 212 KB

A series of rigid-rod polyamides and polyimides containing p-terphenyl or p-quinquephenyl moieties in backbone as well as naphthyl pendent groups were synthesized from two new aromatic diamines. The polymers were characterized by inherent viscosity, elemental analysis, FT-IR, 1 H-NMR, 13 C-NMR, X-ra