Abstract
Aromatic polyethers containing phenyl sulfone side groups were prepared using aromatic nucleophilic nitrosubstitution reaction. As starting compounds TNT-derived 3,5-dinitrodiphenyl sulfone and 4,4′-bis-[(3-nitro-5-phenylsulfonyl)phenylsulfonyl]diphenyl sulfone containing functional nitro groups activated with electron-withdrawing phenylsulfone meta-substituents were used. Polymers obtained are soluble in wide range of organic solvents and demonstrate large ‘windows’ between their softening and degradation temperatures.
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