The adsorbance of AKD emulsion particles on pulp is very little, while the absorbance become larger after adding PEO/bentonite retention system to it. It also shows that the retention of AKD emulsion particles are performed by PEO.

• 原浆对AKD粒子的吸附量很小，当加入PEO/膨润土助留体系后吸附量大大增加，再次说明新型AKD粒子的吸附是依靠PEO助留剂的；