The study indicate that addition of polymers agglomeration reagent during flotation deinking of office waste paper can reduce dirt count of deinking pulp and increase in brightness of the product.

• 采用高分子凝聚剂对办公废纸的油墨颗粒进行浮选脱墨,可降低脱墨浆中的尘埃度并增加产品的白度。