HUANG Zhao,WU Yu,XIA Hai-bin,WANG Yi-ning,WANG Ai-hua.Study on Hydroxyapatite / Titanium Alloy Interface Reaction Induced by Microwave[J],42(1):53-55,74 |
Study on Hydroxyapatite / Titanium Alloy Interface Reaction Induced by Microwave |
Received:October 21, 2012 Revised:January 04, 2013 |
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KeyWord:hydroxyapatite titanium alloy electrophoretic deposition microwave inducement interface reaction |
Author | Institution |
HUANG Zhao |
School of Materials Science and Engineering, Huazhong University of Science and Technology,Wuhan ,China;Hubei-MOST KLOS & KLOBME, Wuhan , China |
WU Yu |
School of Materials Science and Engineering, Huazhong University of Science and Technology,Wuhan ,China |
XIA Hai-bin |
Hubei-MOST KLOS & KLOBME, Wuhan , China |
WANG Yi-ning |
Hubei-MOST KLOS & KLOBME, Wuhan , China |
WANG Ai-hua |
School of Materials Science and Engineering, Huazhong University of Science and Technology,Wuhan ,China |
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Abstract: |
In order to improve the interface compatibility between titanium alloys and hydroxyapatite ( HA) coating, a uniform HA coating was fabricated by electrophoretic deposition firstly, then the coating was treated in microwave at 1200 ℃ .Through the analyzing the phase structure of the coating, it is proved that a gradient coating is obtained by microwave inducement . The gradient coating is composed of oxide layer with TiO2and TiO, CaTiO3and a minute amount of HA. Because the gradient structure can alleviate the mismatch of thermal expansion coefficient between HA and titanium alloys, less cracks and higher bonding strength can be obtained. |
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