利用渗流铸造法制备了直径为6mm的vit106非晶合金与羟基磷灰石(HA)的复合材料,分别采用扫描电镜(SEM)、X射线衍射(XRD)分析了铸态合金的组织形貌和相组成.实验结果表明,铸态合金由非晶组织和HA组成,二者均匀分布,界面结合良好.力学性能实验表明,复合材料的压缩断裂强度为250MPa,最大塑性变形量达到了65%.与目前钛合舷金/20%(体积分数)HA复合材料相比,强度得到了提高;与块体非晶合金多孔材料相比,在相近的强度指标下,具有更高的塑性.由于HA与非晶合金都具有良好的生物相容性,因此这种复合材料在生物移植材料上具有一定应用前景.
参考文献
| [1] | Inoue A .[J].Acta Materials,2000,48:279-306. |
| [2] | Brothers A H;Dunsnd D C .[J].Scripta Materialia,2006,54:513-520. |
| [3] | 任英磊,索忠源,邱克强.Zr41.25Ti13.75Ni10Cu12.5Be22.5多孔块体非晶合金的制备[J].金属学报,2006(04):379-382. |
| [4] | Chu CL;Xue XY;Zhu JC;Yin ZD .In vivo study on biocompatibility and bonding strength of hydroxyapatite-20vol%Ti composite with bone tissues in the rabbit.[J].Bio-medical materials and engineering,2006(3):203-213. |
| [5] | Lin X H;Johnson W L;Rhim W K .[J].Material Transaction JIM,1997,38:473-477. |
| [6] | Choi Y H;Busch R;Koster U et al.[J].Acta Materials,1999,47:2455-2465. |
| [7] | Li Hao;Subhash G;Kecskes L J et al.[J].Material Science and Engineeering A,2005,403:134-143. |
| [8] | Wada T;Inoue A .[J].Materials Transactions,2004,45:2761-2765. |
| [9] | Brothers A H;Dunand D C .[J].Advanced Materials,2005,17:484-486. |
| [10] | Brothers A H;Dunsnd D C .[J].Acta Materials,2005,53:4427-4440. |
| [11] | Qiu K Q;Suo Z Y;Ren Y L et al.[J].Journal of Materials Research,2007,22:551-554. |
| [12] | Wong, SC;Baji, A .Fracture strength and adhesive strength of hydroxyapatite-filled polycaprolactone[J].Journal of Materials Science. Materials in Medicine,2008(2):929-936. |
| [13] | Reis R L;Cunha A M;Oliveira M J et al.[J].Materials Research Innovations,2001,4:263-272. |
| [14] | Mudali U K;Baunack S;Eckert J et al.[J].Journal of Alloys and Compounds,2004,377:290-297. |
| [15] | Zander D;Koster U .[J].Materials Science and Engineering,2004,A375-377:53-59. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%