Chemical Research in Chinese Universities ›› 1993, Vol. 9 ›› Issue (4): 329-334.

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The Photopolymerization Kinetics of Acryl amide Sensitized with Toluidine Blue-Alcoholamine Induced by He-Ne Laser

FENG Min-hui, HE Wei-qiang, HE Yi, LIANG Zhao-xi   

  1. Institute of Polymer Science, Zhongshan University, Guangzhou, 510275
  • Received:1993-03-24 Online:1993-12-24 Published:2011-08-17
  • Supported by:

    Supported by the National Natural Science Foundation of China

Abstract: Toluidine blue(TB) is a good sensitizer for the polymerization of acrylnmide(AM) induced by He-Ne laser. With TB as a sensitizer and various alcoholamine as donors, the photoredox of TB and the polymerization kinetics of AM induced by He-Ne laser were investigated. It was found that either for the photoredox of TB or for the polymerization of AM, the activity of alcoholamine increases in the order of EOA<DEOA <TEOA in TB-alcoholamine sensitized system. The overall apparent kinetic equations of AM polymerization at 30℃ have been determined. In addition, the molecular weights under various conditions was measured.

Key words: He-Ne laser, Photopolymerization, Acryiamide, Toluidine blue, Alcoho-lamine