为了制备单分散聚合物基导电微球,以交联聚苯乙烯(PS)微球为基体,通过超声波辅助的化学镀方法制备了单分散Ni/PS导电微球,接着采用置换法在导电微球表面包覆一层导电性更好的Au层.采用FI-IR,SEM,EDS,XRD等测试方法分别对PS微球及导电微球的官能团变化、形貌、元素组成及晶型结构进行表征,结果表明:超声的引入可以改善导电微球的分散性;导电微球形貌规则,镀层连续均一且有纳米级"丘状"突起.经过金层包覆后导电微球的体电阻率可达到6.9×10-3Ω·cm,可以满足ACF中导电微球的使用要求.
参考文献
| [1] | Dominique Wojciechowski;Jan Vanfleteren;Elisabeth Reese;Hans-Werner Hagedorn .Electro-conductive adhesives for high density package and flip-chip interconnections[J].Microelectronics and reliability,2000(7):1215-1226. |
| [2] | Myung Jin Yim;Jinsang Hwang;Kyung Wook Paik .Anisotropic conductive films (ACFs) for ultra-fine pitch Chip-On-Glass (COG) applications[J].International Journal of Adhesion & Adhesives,2007(1):77-84. |
| [3] | ITSUO W;TOHRU F;MOTOHIRO A.Recent advances of interconnection technologies using anisotropic conductive films[A].,2004:229-234. |
| [4] | KRISTIANSEN,H;GRONLUND T O;LIU J.Characterization of metal-coated polymer spheres and its use in anisotropic conductive adhesive[A].,2004:259-263. |
| [5] | 曹晓国,张海燕.镀银Fe3O4粉的制备及其导电性能研究[J].材料工程,2007(04):57-60. |
| [6] | 冯若;李化茂.声化学及其应用[M].合肥:安徽科学技术出版社,1992 |
| [7] | XIA He-sheng;WANG Qi .Study on ultrasonic induced encapsulating emulsion polymerization in the presence of nanoparticles[J].Application of Polymer Science,2001,80:1130-1136. |
| [8] | 吴蒙华,李智,夏法锋,傅欣欣.纳米金属陶瓷Ni-AIN复合层的超声-电沉积制备[J].材料科学与工艺,2005(05):548-551. |
| [9] | 葛少辉,吴志杰,张明慧,李伟,牟诗诚,陶克毅.超声波辅助化学镀制备Ni-B/MgO催化剂及其催化加氢性能[J].催化学报,2006(08):690-696. |
| [10] | Kim JW.;Suh KD. .Monodisperse micron-sized polystyrene particles by seeded polymerization: effect of seed crosslinking on monomer swelling and particle morphology[J].Polymer: The International Journal for the Science and Technology of Polymers,2000(16):6181-6188. |
| [11] | 朱洁,赫晶远,王晶.影响粉末电阻率测定结果的因素[J].炭素技术,2002(03):45-47. |
| [12] | 吴懿平,袁忠发,吴大海,吴丰顺,安兵.各向异性导电胶膜新型填充粒子的研究[J].电子元件与材料,2005(04):28-31. |
| [13] | GLENN O;MALLORY;JUAN B HAJDU .Electroless plating:fundamentals and applications[R].American Electroplaters and Surface Finishers Sociery,1990. |
| [14] | 姜晓霞;沈伟.化学镀理论及实践[M].北京:国防工业出版社,2000 |
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