研究了作为单组分涂料基料的硅溶胶与硅酸钾(钠)混合物的室温贮存稳定性,并用等温热导微量热法和粒径测量作了表征.结果表明,含小的纳米胶体二氧化硅粒子的混合物稳定性好,稳定性受硅酸钾(钠)模数、硅溶胶在混合物中占的质量分数、混合操作条件和原材料规格等因素影响.加了适当稳定剂的该混合物稳定贮存时间大大延长.最后再加入苯丙乳液配制成的基料在室温下可贮存至少7个月以上.
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