Polymer-hydroxyapatite composites for biomedical applications

This investigation reports the development of a bioactive composite system based on hydroxyapatite and polyetheretherketone. A series of processes comprising melt compounding, granulating and injection molding were employed successfully to fabricate composites with high loading of hydroxyapatite of...

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Main Author: Mohamad Saifudin Abu Bakar.
Other Authors: Cheang, Philip Hong Ning
Format: Theses and Dissertations
Language:English
Published: 2008
Subjects:
Online Access:http://hdl.handle.net/10356/13537
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Institution: Nanyang Technological University
Language: English
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spelling sg-ntu-dr.10356-135372023-03-04T16:37:29Z Polymer-hydroxyapatite composites for biomedical applications Mohamad Saifudin Abu Bakar. Cheang, Philip Hong Ning School of Materials Science & Engineering DRNTU::Engineering::Materials::Composite materials DRNTU::Engineering::Materials::Biomaterials This investigation reports the development of a bioactive composite system based on hydroxyapatite and polyetheretherketone. A series of processes comprising melt compounding, granulating and injection molding were employed successfully to fabricate composites with high loading of hydroxyapatite of up to 40 volume percent. The processing technique employed was capable of producing composites with isotropic properties, where good dispersion and distribution of the particulate hydroxyapatite in the polymer matrix was achieved. In addition, minimal loss of particulate was observed during these processing stages. The composites produced were characterized in terms of rheological, thermal and viscoelastic behaviour. The emphasis of this work is, however, focused on the mechanical properties. Microstructural analysis was also conducted to provide better understanding on the process-structure-property relationship of the composite. Doctor of Philosophy (SME) 2008-10-20T08:26:43Z 2008-10-20T08:26:43Z 1999 1999 Thesis http://hdl.handle.net/10356/13537 en 129 p. application/pdf
institution Nanyang Technological University
building NTU Library
continent Asia
country Singapore
Singapore
content_provider NTU Library
collection DR-NTU
language English
topic DRNTU::Engineering::Materials::Composite materials
DRNTU::Engineering::Materials::Biomaterials
spellingShingle DRNTU::Engineering::Materials::Composite materials
DRNTU::Engineering::Materials::Biomaterials
Mohamad Saifudin Abu Bakar.
Polymer-hydroxyapatite composites for biomedical applications
description This investigation reports the development of a bioactive composite system based on hydroxyapatite and polyetheretherketone. A series of processes comprising melt compounding, granulating and injection molding were employed successfully to fabricate composites with high loading of hydroxyapatite of up to 40 volume percent. The processing technique employed was capable of producing composites with isotropic properties, where good dispersion and distribution of the particulate hydroxyapatite in the polymer matrix was achieved. In addition, minimal loss of particulate was observed during these processing stages. The composites produced were characterized in terms of rheological, thermal and viscoelastic behaviour. The emphasis of this work is, however, focused on the mechanical properties. Microstructural analysis was also conducted to provide better understanding on the process-structure-property relationship of the composite.
author2 Cheang, Philip Hong Ning
author_facet Cheang, Philip Hong Ning
Mohamad Saifudin Abu Bakar.
format Theses and Dissertations
author Mohamad Saifudin Abu Bakar.
author_sort Mohamad Saifudin Abu Bakar.
title Polymer-hydroxyapatite composites for biomedical applications
title_short Polymer-hydroxyapatite composites for biomedical applications
title_full Polymer-hydroxyapatite composites for biomedical applications
title_fullStr Polymer-hydroxyapatite composites for biomedical applications
title_full_unstemmed Polymer-hydroxyapatite composites for biomedical applications
title_sort polymer-hydroxyapatite composites for biomedical applications
publishDate 2008
url http://hdl.handle.net/10356/13537
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