Synthesis and characterization of polyca
✍
Der-Jang Liaw; Ping Chang
📂
Article
📅
1997
🏛
John Wiley and Sons
🌐
English
⚖ 169 KB
👁 2 views
Several sulfone-containing polycarbonates, having inherent viscosity 0.25-0.30 dL g 01 in N,N-dimethylformamide (DMF), were prepared by melt polycondensation of diphenyl carbonate (DPC) with various aromatic and aliphatic diols, in the presence of zinc acetate as transesterification catalyst. The po