通过比较选择聚丙烯酸钠为超细重质碳酸钙的最佳分散剂。
By comparison, polyacrylate sodium is an optimum dispersant for ultrafine ground calcium carbonate aqueous dispersions.
复合材料的结晶度随超细重质碳酸钙填充量的增加而有所降低,但复合材料的熔点变化不大。
The crystallinity of the composite decreased with the increase of the ultrafine ground calcium carbonate, the melting point of the composite had little change.
结果表明:超细重质碳酸钙在基体中基本实现了良好分散;
The results showed that the ultrafine ground calcium carbonate presented a good disperse in polypropylene composite.
实验结果表明以聚丙烯酸钠为分散剂可制得固含量较高的超细重质碳酸钙水分散体系。
The experimental results demonstrate that high-solid-content ultrafine ground calcium carbonate aqueous dispersions can be obtained by employing polyacrylate sodium as dispersant.
结果表明,湿法超细改性重质碳酸钙具有无机刚性粒子的增强增韧作用,其应用效果明显优于活性轻质碳酸钙。
It was showed that the former has the better function of the inorganic rigid granule to enhance the strength and toughness of the compounds, so it is obviously superior to the latter.
结果表明,湿法超细改性重质碳酸钙具有无机刚性粒子的增强增韧作用,其应用效果明显优于活性轻质碳酸钙。
It was showed that the former has the better function of the inorganic rigid granule to enhance the strength and toughness of the compounds, so it is obviously superior to the latter.
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