Preparation and properties of high transition temperature aromatic polyphosphonates by phase-transfer-catalyzed polycondensation of phenylphosphonic dichloride with bisphenols

Synthesis and characterization of aromat

Synthesis and characterization of aromatic and brominated aromatic polycarbonates by two-phase phase-transfer-catalyzed polycondensation of bisphenols with trichloromethyl chloroformate

✍ Der-Jang Liaw; Ping Chang 📂 Article 📅 1997 🏛 John Wiley and Sons 🌐 English ⚖ 712 KB

Aromatic and brominated aromatic homopolycarbonates were synthesized by the two-phase phase-transfer-catalyzed polycondensation of bisphenols with trichloromethyl chloroformate at 25" C. The infrared spectra, inherent viscosity, x-ray diffraction, volubility, contact angle, differential scanning cal