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·334· 精细化工 FINE CHEMICALS 第 38 卷
3 结论
采用硫酸镍超声活化制备化学镀镍导电棉织
物,可以得到如下结论:(1)棉织物镀镍活化工艺为:
m(NiSO 4 •6H 2O)∶m(NaH 2PO 2 •H 2O)∶m(H 2O)=1.5∶
2.0∶30.0,在温度 60 ℃,频率为 40 kHz,功率 320 W
的条件下超声活化 30 min。(2)棉织物镀镍优化工
艺为:NiSO 4 •6H 2 O 质量浓度 25 g/L,NaH 2 PO 2 •H 2 O
质量浓度 25 g/L,C 6 H 5 Na 3 O 7 质量浓度 5 g/L,
CH 3COONa 浓度 5 g/L,温度 90 ℃,pH 为 5,反应
时间 1 h,得到的镀镍棉织物方阻达 71.67 mΩ/□。
a—镀镍棉织物;b—摩擦 800 次;c—摩擦 4800 次;d—摩擦 18800 次 ( 3 )镀镍 棉织物 的 方阻受 反 应温度 、 pH 、
图 10 不同摩擦次数下镀镍棉织物表面的 SEM 图 NiSO 4 •6H 2 O 质量浓度、NaH 2 PO 2 •H 2 O 质量浓度影
Fig. 10 SEM images of nickel-plated cotton fabric treated 响较大。(4)棉织物镀镍后其表面耐摩擦性能、导
by different times of friction 电性能优越,但其拉伸断裂强力略微有所下降。
2.6 镀镍棉织物拉伸性能分析
参考文献:
织物在使用过程中会受到机械力的作用,拉伸
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