PbO-B2O3系含铅导电铜浆的制备及性能研究.pdf

·32· 材料导报B：研究篇 PbO—B：0s系含铅导电铜浆的制备及性能研究。 李冬梅1，龙剑平1，张博2 (1 成都理工大学材料与化学化工学院，成都610059；2电子科技大学能源科学与工程学院，成都611731) 摘要 采用高温熔融水淬法制备了以PbO-03为基本体系的含铅玻璃粉，并通过XRD、SEM等测试手段对 其进行表征。采用恒温失重法，研究了在60～180℃范围内电子浆料常用有机溶剂的挥发特性，确定了铜浆用有机 栽体的配方。将含铅玻璃粉、铜粉和有机栽体混合配制成导电铜浆，并在550℃真空烧结，采用四探针测试仪测量烧 结铜膜的电阻率，通过比较研究，当铜浆用舍铅玻璃粉中PbO与B20。质量比为75％；5％时，铜浆料的导电率最小。 关键词 电子浆料铜浆料含铅玻璃粉有机载体导电性能 中图分类号：TM241 文献标识码：A onthe and of Leaded PbO-B203 Study PreparationProperties ElectricalConductivePaste Copper LI B02 Dongmeil，LONGJianpin91，ZHANG (1 ofMaterialsand of 610059； College ChemistryChemicalEngineering，ChengduUniversityTechnology，Chengdu 2 Schoolof Scienceand ofElectronicScienceand of 611731) Energy Engineering，University TechnologyChina，Chengdu Abstract were asthefundamentalofleaded moltedat PbO-B203 used were system glasspowders，they high indeionizedwater．Thisleaded werecharacterized glass byXRD，SEM， temperature(1100℃)andquenched powders etc．Volatilizationcharacteristicsofthe used solventof wasstudiedthemethodof commonlyorganic copperpaste by constantthermo inthe of60一180℃andtheresults tOchoosetheor— gravimetricanalysistemperaturerange helped of was vacuum at carrier conductive