炭基复合材料与人骨的力学性能对比分析
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Release time:2021-07-16 DOI number:10.13801/j.cnki.fhclxb.20160311.001 Affiliation of Author(s):中南大学 Journal:复合材料学报 Key Words:人骨；Ｃ／Ｃ复合材料；Ｃ／Ｃ－ＳｉＣ复合材料；弹性模量；力学性能 Abstract:选用３种炭基复合材料，分别为采用化学气相沉积（ＣＶＤ）工艺和ＣＶＤ／浸渍复合工艺制备的２种Ｃ／Ｃ复合材料以及采用ＣＶＤ／熔融渗硅（ＭＳＩ）工艺制备的Ｃ／Ｃ－ＳｉＣ复合材料，通过对比分析３种炭基复合材料与人骨的微观结构和力学性能，研究了所选用的３种炭基复合材料作为新型骨折内固定材料的可行性。结果表明：３种炭基复合材料与人骨均具有纤维增强、多孔基体的微观结构形态。在力学性能方面，３种炭基复合材料的弹性模量与人骨都较为接近，其中Ｃ／Ｃ－ＳｉＣ复合材料的力学性能与人骨最为接近，分别为弯曲强度２１３．０ＭＰａ、剪切强度１９．３ＭＰａ、压缩强度２２８．１ＭＰａ，有望成为理想的接骨板材料。ＣＶＤ和ＣＶＤ／浸渍工艺制备的Ｃ／Ｃ复合材料，弯曲强度分别仅为１６１．８ＭＰａ和１７４．６ＭＰａ，低于人骨的弯曲强度，后期可通过改进坯体结构和制备工艺等方法来使其力学性能与人骨相匹配 Indexed by:Journal paper Document Code:1000-3851(2016)11-2657-09 Discipline:Engineering Document Type:J Volume:33 Issue:11 Page Number:2657-2665 Translation or Not:no Date of Publication:2016-11-10 Included Journals:EI -
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