The invention discloses a preparation method of nickel molybdenum sulfur hydrogen electrode includes: 1) according to the following formula: a) aqueous plating nickel sulfur nickel sulfate solution: 280 ~ 350g/L, 90 ~ 150g/L of nickel chloride and thiourea is 35 ~ 50g/L, 10g/L ~ 30g/L b) boric acid; nickel molybdenum solution: nickel sulfate potassium carbonate is 230 ~ 300g/L, 90 ~ 130g/L, citric acid three sodium nickel chloride 120 ~ 180g/L, 90 ~ 150g/L; sodium molybdate 100 ~ 250g/L; 2) by plating: nickel plate as anode, with foamed nickel as cathode, 20 ~ two 150mm is the distance between the electrodes, followed by nickel sulfur, nickel molybdenum, nickel sulfide, nickel molybdenum 4 electroplating. The nickel molybdenum sulfur hydrogen evolution electrode made by the method of the invention has high activity and low energy consumption.
【技术实现步骤摘要】
【技术保护点】
1.一种镍钼硫析氢电极的制备方法,其特征在于包括以下步骤:1)按以下配方配制水溶液镀液:a)镍-硫溶液:硫酸镍280~350g/L,氯化镍90~150g/L,硫脲35~50g/L,硼酸10g/L~30g/L;b)镍-钼溶液:硫酸镍230~300g/L,碳酸钾90~130g/L,柠檬酸三钠120~180g/L,氯化镍90~150g/L,钼酸钠100~250g/L;2)电镀:用镍板作阳极,用泡沫镍作阴极,两电极之间的距离是20~150mm,电镀过程如下:第一遍镍-硫:温度25~55℃,电流密度2~6A/m2,时间10~30min;第一遍镍-钼:温度20~50℃,电流密度2~8A/m2,时间40~80min;第二遍镍-硫:温度20~50℃,电流密度2~6A/m2,时间10~30min;第二遍镍-钼:温度20~50℃,电流密度2~8A/m2,时间40~80min。
【技术特征摘要】
【专利技术属性】
技术研发人员:张菊生,许俊明,张少星,
申请(专利权)人:天津市大陆制氢设备有限公司,
类型:发明
国别省市:12
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