Surface & Coatings Technology2022,Vol.4415.DOI:10.1016/j.surfcoat.2022.128589

Improved bioceramic coatings reinforced by nanostructured talc

Batista A.B. Stanley M. de Brito A.C.F. de Oliveira A.B. Batista R.J.C. dos Santos Soares J. Barbosa A.P.M. Manhabosco T.M. Vasconcellos R. Munk M. de Alvarenga E.C. Jose-Bueno M. Godoy C. de Vasconcelos C.K.B. Righi A. Neves B.R.A. de Sousa E.M.B.
Surface & Coatings Technology2022,Vol.4415.DOI:10.1016/j.surfcoat.2022.128589

Improved bioceramic coatings reinforced by nanostructured talc

Batista A.B. 1Stanley M. 1de Brito A.C.F. 1de Oliveira A.B. 1Batista R.J.C. 1dos Santos Soares J. 1Barbosa A.P.M. 1Manhabosco T.M. 1Vasconcellos R. 2Munk M. 2de Alvarenga E.C. 2Jose-Bueno M. 3Godoy C. 3de Vasconcelos C.K.B. 4Righi A. 5Neves B.R.A. 5de Sousa E.M.B.6
扫码查看

作者信息

  • 1. Departamento de Física Universidade Federal de Ouro Preto
  • 2. Departamento de Biologia Universidade Federal de Juiz de Fora Laboratório de Nanobiotecnologia e Nanotoxicologia
  • 3. Departamento de Engenharia Metalúrgica e Materiais Universidade Federal de Minas Gerais
  • 4. Departamento de Física e Química e Departamento de Engenharia Química Pontifícia Universidade Católica de Minas Gerais
  • 5. Departamento de Física Universidade Federal de Minas Gerais
  • 6. Centro de Desenvolvimento da Tecnologia Nuclear – CDTN
  • 折叠

Abstract

© 2022Nano-talc was successfully incorporated in the hydroxyapatite matrix via pulsed electrodeposition after being obtained using an eco-friendly liquid-phase exfoliation process. Scanning electron microscopy, atomic force microscopy, X-ray spectroscopy, Raman spectroscopy, corrosion and wear resistance, and cytocompatibility tests were used to characterize the biocomposite ceramics. Talc significantly improves the nanomechanical and wear properties of bioceramics (i.e., higher stiffness, reduced friction coefficient, and lower wear damage) as well as corrosion resistance. Talc does not induce cytotoxic activity in in vitro cells and may induce bone maturation as per biocompatibility tests.

Key words

Biocompatibility/Hydroxyapatite/Mechanical properties/Pulsed electrodeposition/Soapstone nano-talc

引用本文复制引用

出版年

2022
Surface & Coatings Technology

Surface & Coatings Technology

ISTP
ISSN:0257-8972
参考文献量58
段落导航相关论文