A novel polyarylene sulfide, polyarylene sulfide sulfone imide, was polymerized with a new monomer (Dichlorodiimide) and sodium sulfide by taking high temperature (200℃) N-methyl-2-pyrrolidinone (NMP) as solven...A novel polyarylene sulfide, polyarylene sulfide sulfone imide, was polymerized with a new monomer (Dichlorodiimide) and sodium sulfide by taking high temperature (200℃) N-methyl-2-pyrrolidinone (NMP) as solvent. The polymer was characterized by using conventional methods. Physical properties of the polymer, including thermal stability and solubility, were also studied. DSC and TG analyses reveal that the glass transition temperature T is equal to 252.4 ℃ and that the thermal decomposition temperature Td is equal to 484.9℃.展开更多
基金the National "863" Program of China (No.2001AA334020-1)
文摘A novel polyarylene sulfide, polyarylene sulfide sulfone imide, was polymerized with a new monomer (Dichlorodiimide) and sodium sulfide by taking high temperature (200℃) N-methyl-2-pyrrolidinone (NMP) as solvent. The polymer was characterized by using conventional methods. Physical properties of the polymer, including thermal stability and solubility, were also studied. DSC and TG analyses reveal that the glass transition temperature T is equal to 252.4 ℃ and that the thermal decomposition temperature Td is equal to 484.9℃.