Chem. J. Chinese Universities ›› 1989, Vol. 10 ›› Issue (10): 1068.

• Articles • Previous Articles    

Studies on Initiation Mechanism of Persulfate-pyrrolidine System in Acrylamide Polymerization

Guo Xinqiu, Qiu Kunyuan, Feng Xinde   

  1. Department of Chemistry, Peking University, Beijing
  • Received:1988-04-05 Online:1989-10-24 Published:1989-10-24

Abstract: Kinetic study of acrylamide (AAM) polymerization was carried out with persulfate-pyrroli-dine(PyD) system as the initiator and revealed that PyDis an accelerator for acrylamide polymerization.The initial free radicals of persulfate-PyDsystem was studied by spin trapping technique and ESRspectrum.The result confirms that the pyrrolidinyl free radical is one of the primary free radicals responsible for AAMpolymerization.

Key words: Persulf ate, Pyrrolidine, Acrylamide, Free radical polymerization, Initiation mechanism

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