The results show that the retention aid N significantly enhance fines retention and stock drainage ability,ameliorate wet-end environment,reduce production cost while do not lower paper strength.

• 结果表明,助留剂N具有较好的提高浆料滤水性能和细小组分留着率的能力,对改善湿部环境、保持纸张强度、降低生产成本有较明显的效果。