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Poly(Monophosphazophosphazenes) New Polymers with N=PR3

机译:聚(单磷腈膦)新聚合物,N = pR3

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Phosphazene high polymers with N=PR3 (phosphazo) side groups are of interest fromboth the theoretical and potential technological points of view. High polymeric monophosphazophosphazenes were prepared with trifluoroethoxy, phenoxy, anilino, and propylamino side groups. Small-molecule cyclic counterparts were also synthesized as model systems for the macromolecular reactions. These compounds were prepared using both (trichlorophosphazo) pentachlorocyclotriphosphazene (N3P3Cl5NPCl3) and (trichlorophosphazo) pentafluorocyclotriphosphazene (N3P3F5NPCl3) as the starting materials. Specifically, the synthesis of monophosphazophosphazene polymers through the thermal ring-opening polymerization of N3P3Cl5NPCl3 at 150-180 deg C or of N3P3F5NPCl3 at 200-210 deg C is reported.

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