Optimum effects can be achieved by adding dry strengthening starch agent and wet strengthening UF resins agent, with starch 10% and UF resins?2% on dry pulp.

• 干强剂淀粉和湿强剂脲醛树脂的加入量分别为10%25和2%25(对浆)时,可获得最佳的增强效果。