液相还原制备电子浆料用银粉方法综述  

Methodological Review of Chemical Reduction Preparation of Silver Powders for Electronic Paste

作　　者：赵红运 胡楠 ZHAO Hongyun;HU Nan(China Nonferrous Metals Innovation Institute(Tianjin)Co.,Ltd.,Tianjin 300393,China)

机构地区：[1]中色创新研究院(天津)有限公司,天津300393

出　　处：《材料导报》2024年第S02期323-327,共5页Materials Reports

摘　　要：超细银粉作为一种重要的工业原料,广泛应用于电接触材料、感光材料、装饰材料、催化剂、医药和抗菌材料等众多领域。近年来银浆配方更新迭代速度快、周期短,对新配方的研发提出了更高的要求,因此,关于制备超细银粉的研究越来越多。在众多技术路线中,液相还原工艺简单、设备成本较低,是工业中应用最广的方法。本文从不同分散剂角度总结了液相还原制备电子浆料用银粉的研究工作,对该技术路线下的各种制备方法进行了总结,并提出了未来的主要发展方向。Silver nanopowders,as an important class of industrial raw materials,have found wide application in various fields such as electrical contact materials,photographic materials,decorative materials,catalysts,medicine,and antibacterial materials.In recent years,due to the fast update and iteration of silver paste formulas,higher requirements have been put forward to the research and development of new formulas.The research on the preparation of ultrafine silver powder has become increasingly popular.Among many technological routes,the liquid phase reduction features simple process and low equipment cost,and is regard as the most widely used method in industry.This paper reviews the global researches in chemical reduction preparation of silver powders from the perspectives of dispersant types,summarizes the various preparation methods for chemical reduction route,and points out the possible directions of future development of this topic.

关 键 词：液相还原 电子浆料 银粉 水合肼 甲醛 抗坏血酸 

分 类 号：TF125[冶金工程—粉末冶金]