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Synthesis and characterization of novel diimide–dinaphthols and resulting poly(urethane–imide)s
Authors:Shahram Mehdipour‐Ataei  Shahriar Keshavarz
Abstract:Novel diols containing imide groups were prepared via condensation of aromatic dianhydrides with 5‐amino‐1‐naphthol. The diimide–dinaphthols prepared were characterized by conventional methods and used to synthesize new poly(urethane–imide)s (PUIs). All the polymers were characterized and their physical properties, such as solubility, solution viscosity, thermal stability, and thermal behaviour were studied. The polymers obtained showed more thermal stability than typical polyurethanes because of the presence of the imide groups. Copyright © 2003 Society of Chemical Industry
Keywords:poly(urethane–  imide)s  thermal stability  dianhydride  diisocyanate
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