Thermogravimetric analysis of polycarbonates with aromatic side groups
β Scribed by L.H. Tagle; F.R. Diaz
- Publisher
- Elsevier Science
- Year
- 1989
- Tongue
- English
- Weight
- 572 KB
- Volume
- 144
- Category
- Article
- ISSN
- 0040-6031
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Polycarbonates were synthesized from phosgene and three different diphenols under phase transfer conditions, using quarternary ammonium and phosphonium salts and dichloromethane as solvent. The polycarbonates were characterized by i.r. and ~H-NMR; the molecular weights were estimated from inherent v
In our previous article, we established that polycarbonate (PC) can react with the diglycidyl ether of bisphenol-A (DGEBA) at 200ΠC through transesterification and addition reactions, resulting in degraded PC chains with phenolic end groups and also in PC/DGEBA copolymers. However, these reactions c