化学还原法制备超细铜粉的研究进展

系统地总结了化学还原法制备超细铜粉的研究进展，并重点介绍了甲醛、抗坏血酸、次亚磷酸钠、硼氢化钾、水合肼等还原剂对铜粉制备过程的影响。同时也简要地阐述了化学还原法制备超细铜粉过程中溶液的pH值、温度、浓度、分散剂、保护剂等因素对铜粉的形核及其生长动力学机理的影响，并就目前化学还原法制备超细铜粉中所面临的难题及其努力的方向提出了建议。

Progress in Preparation of Ultrafine Copper Powder by Chemical Reduction Method

The progress in the research of preparing uhrafine copper powder by chemical reduction method is systematically summarized, with the highlight on the effect of reductive agents on the process, such as formaldehyde, ascorbic acid, sodium hypophosphite, potassium borohydride and hydrazine hydrate. Meanwhile, the factors influencing the nucleation and growth mechanism in the process are described briefly, including the solution pH value, temperature, reactants concentration, dispersant and protector. The present challenges in the process research are pointed out and the future research orientation is proposed.