Synthesis of fully bio-based polyamides with tunable properties by employing itaconic acid

  • Zhao Wang
  • , Tao Wei
  • , Xiao Xue
  • , Miaomiao He
  • , Jiajia Xue
  • , Meng Song
  • , Sizhu Wu
  • , Hailan Kang
  • , Liqun Zhang
  • , Qingxiu Jia

Research output: Contribution to journalArticlepeer-review

75 Scopus citations

Abstract

A class of bio-based aliphatic polyamides (BDIS) was synthesized by melting copolycondensation from four biomass monomers: originated (SA), itaconic acid (IA), 1, 10-decanediamine (DD), and 1, 4-butanediamine (BD). IA was introduced into the system in order to adjust the chemical structure and the aggregation structures of the BDIS polyamide. Thus, some new polyamides with tunable properties were obtained, such as semi-crystalline polyamide with relatively low melting point, glassy polyamide with excellent toughness, and even rubbery polyamide after hydration. Some of the BDIS can be well melting spinned into fibers with comparable strength as polyamide-6. The BDIS with 100% itaconic acid can even be dissolved in ethanol, which makes it possibly be used by coating and dipping methods. In vitro cytotoxicity tests showed that these polyamides are nontoxic towards mouse fibroblasts and have great potential in biomedical applications.

Original languageEnglish
Pages (from-to)4846-4856
Number of pages11
JournalPolymer
Volume55
Issue number19
DOIs
StatePublished - 15 Sep 2014
Externally publishedYes

Keywords

  • Aliphatic polyamide
  • Bio-based
  • Itaconic acid

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