Chemical Research in Chinese Universities ›› 1998, Vol. 14 ›› Issue (1): 70-75.

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Novel Highly Branched Polyester Nanoparticles(I)──Light-Scattering Characterization

MA Rong-Jiu1, WU Qi(Chi)2   

  1. 1. Polymer Institute,, lilin University, Changchun, 130023;
    2. Department of Chemistry, the Chinese University of Hong Kong, Shatin, N. T. , Hong Kong
  • Received:1996-11-11 Online:1998-01-24 Published:2011-08-17
  • Supported by:

    Supported by the National Natural Science Foundation of China and Doctoral Research Foundation of National Education Commission.

Abstract: Highly branched polyester nanoparticles (HBPN) with a weight-averaged molecular weight of 1.2 × 104g/mol and a hydrodynamic radius of 4. 3nm were prepared by the polycondensation of phthalic anhydride and pentaerythritol at 142℃ under vacuum.

Key words: Branched polymer, Nanoparticles, Laser light scattering, Characterization