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Hydroxy-terminated hyperbranched poly(ary1ene ether phosphine oxide) (P2) was synthesized via nucleophilic aromatic substitution reaction of AB, monomer, bis(4-hydroxyphenyl)-4'-fluorophenylphosphine oxide with K2CO3 as a base in NMP. The obtained polymer was dissolved well in NMP and DMSO, and casting of the solution gave a transparent film. The study on dissolution behavior of the film containing...
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