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过硼酸钠结晶介稳区的测定
Authors
叶雪芳
孙苒荻
+5 more
张懿
徐红彬
田颖
肖清贵
衣守志
Publication date
1 January 2016
Publisher
Abstract
采用激光测定装置测定了过硼酸钠的溶解度和超溶解度,重点研究了过硼酸钠的溶解度、超溶解度以及结晶介稳区的变化规律,获得了过硼酸钠溶液的结晶介稳区,并用Apelblat方程对过硼酸钠的溶解度数据进行了关联。研究了降温速率、搅拌速率、六偏磷酸钠及聚丙烯酸钠添加量对过硼酸钠介稳区宽度的影响规律。研究结果表明,过硼酸钠溶解度随温度升高而增大,过硼酸钠的介稳区宽度在高温区较小而在低温区较大;降温速率的增大使过硼酸钠介稳区宽度变大,搅拌速率的增大使介稳区宽度变小;加入0.065%六偏磷酸钠和0.045%聚丙烯酸钠时获得的介稳区宽度最大。</p
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Institutional Repository of Institute of Process Engineering, CAS (IPE-IR)
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Institutional Repository of Institute of Process Engineering, CAS (IPE-IR)
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Institutional Repository of Institute of Process Engineering, CAS (IPE-IR)
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Last time updated on 13/08/2017