Synthesis, characterization, and protein immobilization study of PHEMA grafted hydroxyapatite nanocrystals via surface initiated radical polymerization

  • L. G. Bach
  • , M. R. Islam
  • , T. B. Mai
  • , T. T. Nga
  • , L. Niranjanmurthi
  • , K. T. Lim

Research output: Chapter in Book or Conference Publication/ProceedingConference Publicationpeer-review

Abstract

A bionanocomposite of poly(2-hydroxyethyl methacrylate) (PHEMA) and hydroxyapatite nanocrystals (HAP NCs) was successfully synthesized via surface thiol-lactam initiated radical polymerization (TLIRP) employing grafting from protocol. The surface chemistry, structure, morphology, and size distribution of PHEMA-g-HAP nanocomposites were exclusively investigated by FT-IR, 1H-NMR, GPC, XPS, TGA, XRD, SEM, TEM, and DLS analyses. Covalently formed PHEMA-g-HAP nanocomposites demonstrated an exceptionally good dispersibility in both aqueous and organic solvents. A protein immobilization and release study suggested that the synthesized PHEMA-g-HAP nanocomposites possessed a great affinity towards the Bovine Serum Albumin (BSA) protein.

Original languageEnglish
Title of host publicationECCM 2012 - Composites at Venice, Proceedings of the 15th European Conference on Composite Materials
PublisherEuropean Conference on Composite Materials, ECCM
ISBN (Print)9788888785332
Publication statusPublished - 2012
Externally publishedYes
Event15th European Conference on Composite Materials: Composites at Venice, ECCM 2012 - Venice, Italy
Duration: 24 Jun 201228 Jun 2012

Publication series

NameECCM 2012 - Composites at Venice, Proceedings of the 15th European Conference on Composite Materials

Conference

Conference15th European Conference on Composite Materials: Composites at Venice, ECCM 2012
Country/TerritoryItaly
CityVenice
Period24/06/1228/06/12

Keywords

  • Hydroxyapatite
  • Poly(2-hydroxyethyl methacrylate)
  • Protein loading
  • Surface initiated radical polymerization

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