Morphology and mechanical properties of hyperbranched polyester/HTPB polyester IPN

Xue Jing Song*, Yun Jun Luo, Chun Peng Chai, Guo Ping Li

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

3 Citations (Scopus)

Abstract

To investigate the mechanism of toughening and reinforcement, ATR-FTIR and TEM were used to analysis chemical and morphology structures of HBPE/HTPB polyurethane interpenetrating polymer network (IPN). Results show H-bond between the two network and phase separation enhance the mechanical properties of IPNs. When the HBPE is used as dispersed phase and its domain size is about 1 μm, the mechanical properties of IPN reach the maximum.

Original languageEnglish
Pages (from-to)26-28+33
JournalHanneng Cailiao/Chinese Journal of Energetic Materials
Volume16
Issue number1
Publication statusPublished - Feb 2008

Keywords

  • Composite propellant
  • Hyperbranched polyester
  • Interpenetrating polymer network (IPN)
  • Mechanical property
  • Morphology
  • Polymer materials
  • Toughen and reinforcement

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