Citation: Jun LIU, Zhi Min LIU, Bu Xing HAN, Jian WANG, Qing HUO, Fang Fang LIU. Controlling the Molecular Weight and Molecular Weight Distribution using Compressed CO₂ Antisolvent[J]. Chinese Chemical Letters, ;2000, 11(10): 933-934. shu

Controlling the Molecular Weight and Molecular Weight Distribution using Compressed CO₂ Antisolvent

1.
Center For Molecular Sciences, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100080;
2.
Chemical Engineering College of Beijing United University, Beijing 100023;
3.
Department of Chemical Engineering, University of Science and Technology of Hebei, Shijiazhuang 050018

Received Date: 10 April 2000

Fund Project: The authors are grateful to the National Natural Science Foundation of China for financial support (29725308,29633020).

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.
- CO₂,
- antisolvent,
- styrene,
- polymerization
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