Synthesis, characterization, biocompatibility of hydroxyapatite-natural polymers nanocomposites for dentistry applications

Jin Hwan Chung, Young Kyung Kim, Kyo Han Kim, Tae Yub Kwon, Seyede Ziba Vaezmomeni, Mohammad Samiei, Marzyeh Aghazadeh, Soodabeh Davaran, Mehrdad Mahkam, Ghale Asadi, Abolfazl Akbarzadeh

Research output: Contribution to journalArticlepeer-review

39 Scopus citations

Abstract

Hydroxyapatite (HA), the main mineral component of bones and teeth, was synthesized by using the reaction between calcium nitrate tetrahydrate Ca(NO3)2·4H2O and diammonium hydrogen phosphate (NH4)2HPO4 (DAHP) with a chemical precipitation method. The objective of this study is to utilize novel inorganic-organic nanocomposites for biomedical applications. HA is an inorganic component (75% w) and chitosan, alginate and albumin (Egg white) are organic components of nanocomposites (25% w). Nanocomposites were prepared in deionized water solutions, at room temperature, using a mechanical and magnetic stirrer for 48 h. The microstructure and morphology of sintered n-HAP were tested at different preheating temperature and laser sintering speed with scanning electron microscopy (SEM), X-ray diffraction (XRD) and Fourier transform infrared spectroscopy (FT-IR).

Original languageEnglish
Pages (from-to)277-284
Number of pages8
JournalArtificial Cells, Nanomedicine and Biotechnology
Volume44
Issue number1
DOIs
StatePublished - 1 Jan 2016

Keywords

  • Biomedical applications
  • Hydroxyapatite
  • Inorganic-organic nanocomposite
  • Natural polymers

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