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Study on polyurethane/(vinyl ester resin) IPN damping materials

  • Chuanli Qin
  • , Dongyan Tang
  • , Jun Cai
  • , Jusheng Zhang
  • , Weimin Cai*
  • , Xiaodong Sun
  • *Corresponding author for this work
  • Harbin Institute of Technology
  • Shanghai Jiao Tong University
  • Army Representative Agency

Research output: Contribution to journalArticlepeer-review

Abstract

Polyurethane/(vinyl ester resin) interpenetrating polymer network (PU/VER IPN) materials with broad temperature ranges and excellent damping properties from low temperature to room temperature were prepared. The influence of comonomers and component ratios on the compatibility and damping properties of IPN materials was studied by DMA, which indicates that such properties are improved by introducing acrylic esters instead of polystyrene (PSt) into the VER comonomer system. The detected results of microstructure by AFM show that the phase ranges of the dual-phase continuous IPN materials obtained are both in the nanometer scale. The results of mechanical properties show that IPN materials show the regulation from elastic deformation to brittle deformation with the increase of VER proportion.

Original languageEnglish
Pages (from-to)56-58
Number of pages3
JournalJournal of Materials Science and Technology
Volume19
Issue numberSUPPL.
StatePublished - Dec 2003

Keywords

  • Compatibility
  • Damping materials
  • Interpenetrating polymer network
  • Vinyl ester resin

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