Zobrazeno 1 - 2
of 2
pro vyhledávání: '"Yu. V. Tonevitskii"'
Publikováno v:
Polymer Science, Series B. 60:16-19
Aromatic polybenzimidazoles are synthesized via cyclopolycondensation of bis(arylene)hydroxamic acids with 4,4′-diphenylmethane diisocyanate and the structure of polymers is confirmed by the data of elemental analysis, IR and PMR spectroscopy. The
Publikováno v:
Russian Journal of Applied Chemistry. 76:619-622
New polyimidates were prepared from bisphenols and mono- and dicarboxylic acid imidoyl chlorides. The structures of the polymers were determined, and their physicochemical, chemical, and thermal properties were studied. The possibility of preparing f