在某一极性介质中，游离的分散剂分子通过非极性尾链间的吸附作用被拉向那些已经吸附在颜料表面的分子。
In certain polar media, free molecules are drawn to those already attached to the pigment surface through apolar-apolar interaction of the tails.
松香胶是造纸常用的施胶剂，普通松香胶的游离松香含量低，因此，施胶效果不好。而分散松香胶中游离松香含量高，分散越好，施胶的效果越佳。
Rosin sizes is a common sizing agent of paper, the content of free rosin acid is low in common rosin sizes, so the sizing effect is bad.
而分散松香胶中游离松香含量高，分散越好，施胶的效果越佳。
While the content of free rosin acid in the dispersed rosin sizes is high, the sizing effect is better.
而分散松香胶中游离松香含量高，分散越好，施胶的效果越佳。
While the content of free rosin acid in the dispersed rosin sizes is high, the sizing effect is better.
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