Controlling the Molecular Weight and Molecular Weight Distribution using Compressed CO_2 Antisolvent

• 出 处: Chinese Chemical Letters
• 发表日期: 2000年10期
• 关键词: polystyrene dissolved ultrafine gases precipitated solids styrene expand polymer

Effect of CO2 dissolved in tetrahydrofuran (THF) on the polymerization of styrene in THF was studied at 333.2 K and different pressures. It was found that the molecular weight (MW) and MW distribution of the polystyrene (PS) could be controlled by pressure.

Effect of CO2 dissolved in tetrahydrofuran (THF) on the polymerization of styrene in THF was studied at 333.2 K and different pressures. It was found that the molecular weight (MW) and MW distribution of the polystyrene (PS) could be controlled by pressure.