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Author:

Zeng, Chuisheng (Zeng, Chuisheng.) | Zhang, Jing (Zhang, Jing.) | Zeng, Yanjun (Zeng, Yanjun.) | Chen, Xiaoming (Chen, Xiaoming.) | Yan, Yuhua (Yan, Yuhua.)

Indexed by:

EI Scopus SCIE

Abstract:

The purpose of this study was to develop a simple and economic method for the preparation of porous bioceramics with controllable macrostructure. Raw materials, including very small organic foam balls as the pore-creating reagent, wax (or paraffin) as the solvent, and oleic acid as the surface active agent, were selected along with bioactive materials such as beta-TCP ceramic powder as the main component. The selected components were mixed into a slurry at 30-120 degrees C and shaped into a green body with a hot die-casting machine at 30-90 degrees C. The green body was then sintered and porous bioceramics were obtained. The main characteristics of porous bioceramics such as weight loss, compressive strength, connection and size of pores, percolation rate of water, apparent porosity and bulk density were measured. The results indicated that the apparent porosity and the specific surface area were large; the pores were connected in three dimensions and the compressive strength was >1.6 MPa. This study demonstrated that the methods used here are simple and effective in generating porous bioceramics with controllable macrostructures.

Keyword:

ceramic biosupports organic foam ball biodegradation porous bioceramics apparent porosity bioactive materials

Author Community:

  • [ 1 ] [Zeng, Chuisheng]Chongqing Univ Post & Telecommun, Coll Bioinformat, Chongqing 400065, Peoples R China
  • [ 2 ] [Zhang, Jing]Mt Sinai Med Ctr, Dept Psychiat, Neurosci PET Lab, New York, NY 10029 USA
  • [ 3 ] [Zeng, Yanjun]Beijing Univ Technol, Biomech & Med Informat Inst, Beijing 100022, Peoples R China
  • [ 4 ] [Chen, Xiaoming]Wuhan Univ Technol, Biomed Mat & Engn Ctr, Wuhan 430070, Peoples R China
  • [ 5 ] [Yan, Yuhua]Wuhan Univ Technol, Biomed Mat & Engn Ctr, Wuhan 430070, Peoples R China

Reprint Author's Address:

  • [Zeng, Chuisheng]Chongqing Univ Post & Telecommun, Coll Bioinformat, Chongqing 400065, Peoples R China

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Source :

CLAY MINERALS

ISSN: 0009-8558

Year: 2009

Issue: 3

Volume: 44

Page: 411-416

1 . 5 0 0

JCR@2022

ESI Discipline: GEOSCIENCES;

JCR Journal Grade:3

CAS Journal Grade:1

Cited Count:

WoS CC Cited Count: 4

SCOPUS Cited Count: 4

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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