These novel cationic microparticle retention systems were of advantage to the flocculation of the fine fibers,so that the systems could resist high shearing strength.

• 这些新型的微粒助留体系都有利于细小纤维形成理想的絮聚体,以抵抗浆料输送引起的高剪切力,从而提高了留着率和滤水效果。