一种新型陶瓷用耐高温胶粘剂的研制与性能研究-表面技术.pdfVIP

摇摇摇 58 董柳杉等摇 一种新型陶瓷用耐高温胶粘剂的研制与性能研究 蕥蕥蕥蕥蕥蕥蕥蕥藡 蕥 藡 蕥 蕥 应用技术 蕥 藡蕥蕥蕥蕥蕥蕥蕥蕥藡 一种新型陶瓷用耐高温胶粘剂的研制与性能研究 董柳杉,罗瑞盈 (北京航空航天大学 物理科学与核能工程学院,北京 100191) 摇 摇 [摘摇 要]摇 用有机硅树脂、KH560 改性的纳米SiO 改性,并用无机填料(铝粉、玻璃粉、碳化硼)增强环氧树 2 脂基体,制备了一种用于Al O 陶瓷的新型耐高温胶粘剂。 红外和热重分析表明,胶粘剂可在65 益固化,且耐热 2 3 性较好。 通过正交试验,优化了各原料的配比,根据优化配比制备的耐高温胶粘剂可使 Al O 陶瓷接头在经过 2 3 1000 益高温处理后,剪切强度达到9.68 MPa。 [关键词]摇 耐高温胶粘剂;陶瓷材料;压剪强度 [中图分类号]TQ437 摇 摇 摇 [文献标识码]A 摇 摇 摇 [文章编号]1001鄄3660(2012)06鄄0058鄄04 Study on the Preparation and Performance of a Novel High Temperature Resistant Adhesive for Bonging Ceramic Materials DONGLiu鄄shan,LUORui鄄ying (School of Physics and Nuclear Energy Engineering,Beijing University of Aeronautics and Astronautics,Beijing 100191,China) [Abstract]摇 A new high temperatureresistant adhesivethatwasepoxy resin modifiedby siliconeresin and KH560 modi鄄 fied nano鄄SiO andreinforcedbyinorganicfiller (aluminumpowder,glasspowder,boroncarbide)waspreparedforbondingce鄄 2 ramic (Al O ) materials. The analysis of IR and TG shows that the adhesive can be cured at 65 益 and has good heat resist鄄 2 3 ance. Throughorthogonalexperiment,itoptimizestheratioof everyrawmaterial. Theadhesivewhichwaspreparedaccordingto the optimum experiment ratio can bond ceramic (Al O )joints well,and the compressive shear strength of ceramicjoints can 2 3 reach9.68 MPa after heat treatment at 1000 益. [Key words]摇 high temperature resistant adhesives;ceramic materials;compressive shear strength 摇 摇 陶瓷材料具有耐热性、耐磨损性、耐腐蚀性优异及