Research Article
Oxidative Coupling Copolymerization of 2,6-Dimethylphenol and Dihydroxynaphthalene Affording Poly(phenylene oxide) Derivatives
Table 1
Homopolymerization of DMP or DHNs.
| ||||||||||||||||||||||||||||||||||||||||||||||||||||
Conditions: [monomer]/[Cu] = 10/1, solvent = DCM-MeOH (7/1, v/v), time = 48 h, temp. = r.t., and O2 atmosphere. aMeOH-insoluble part. bDetermined by SEC (THF or CHCl3, polystyrene standard). c[Monomer]/[Cu] = 5/1. dPolymerization time = 24 h. eMeOH-insoluble fraction of acetylated products. fInsoluble in THF and CHCl3. |