The repulping experiments of polyaminoamide-epichlorohydrin(PAE) and glyoxal-acrylamide copolymer (PAMG) wet strengthened brokes were carried out respectively.

• 对聚酰胺聚胺环氧氯丙烷树脂(PAE)、乙二醛聚酰胺树脂(PAMG)等2种湿强损纸进行了再制浆实验;