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| SiC颗粒增强不饱和聚酯树脂复合材料的力学性能 | |
| 引用本文： | 赵泉林,贾志军,李晓刚,叶正芳.SiC颗粒增强不饱和聚酯树脂复合材料的力学性能[J].热固性树脂,2010,25(2):23-26. |
| 作者姓名： | 赵泉林 贾志军 李晓刚 叶正芳 |
| 作者单位： | 1. 北京大学环境工程系,水沙科学教育部重点实验室,北京,100871;北京科技大学材料科学与工程学院,北京,100083 2. 北京科技大学材料科学与工程学院,北京,100083 3. 北京大学环境工程系,水沙科学教育部重点实验室,北京,100871 |
| 基金项目： | 国家自然科学基金，科技部科技基础条件平台建设计划 |
| 摘 要： | 采用万能试验机和硬度计测试研究了SiC颗粒含量和粒径对不饱和聚酯树脂基复合材料力学性能的影响,通过扫描电子显微镜观察了拉伸试样的端口形貌。结果表明,填充的SiC质量分数为10%时,其不饱和聚酯树脂复合材料拉伸强度达到最大,8000目、1000目SiC填充体系拉伸强度分别为53.2MPa,44.8MPa,较纯树脂体系提高68.1%,41.5%。当SiC质量分数为30%时,SiC填充体系的弹性模量较纯树脂体系提高25.8%以上,硬度提高2.3%以上,SiC颗粒尺寸对复合材料的弹性模量和硬度影响不大。SiC/不饱和聚酯树脂复合材料的断裂属脆性断裂。 |
| 关 键 词： | 不饱和聚酯树脂 SiC 增强 拉伸强度 弹性模量 硬度 |
Strengthening the mechanical properties of unsaturated polyester resin composite by using SiC particle |
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| ZHAO Quan-lin,JIA Zhi-jun,LI Xiao-gang,YE Zheng-fang.Strengthening the mechanical properties of unsaturated polyester resin composite by using SiC particle[J].Thermosetting Resin,2010,25(2):23-26. | |
| Authors: | ZHAO Quan-lin JIA Zhi-jun LI Xiao-gang YE Zheng-fang |
| Affiliation: | ZHAO Quan-lin1,2,JIA Zhi-jun2,LI Xiao-gang2,YE Zheng-fang1 (1.The Key Laboratory of Water , Sediment Science,Ministry of Education,Department of Environmental Engineering,Peking University,Beijing 100871,China,2. School of Materials Science , Engineering,University of Science , Technology Beijing,Beijing 100083,China) |
| Abstract: | The effects of SiC particle content and size on the mechanical properties of SiC/unsaturated polyester resin (UP)composite were studied by using universal testing machine and hardness meter.The fracture surface morphology of the tensile sample was observed.The results showed that the tensile strength of the UP compsite with 10 wt% SiC reached the maximum and the tensile strength of the systems with 8 000 mesh SiC and 1 000 mesh SiC were 53.2 MPa and 44.8 MPa respectively and increased by 68.1%,41.5% compare... |
| Keywords: | SiC |
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