... resistance and central pressure strength of containerboard and corrugated; c.To improve paper surface strength and water resistance, and ... the temperature at about 65 °C. b.Feeding process proportion:Starch: ammonium persulfate=1000:4 c.The starch pasting concentration is 10 ... storage a.With 1000kg polyethylene plasticdrums b.The products should be stored at 5-30 °C, drying, ventilation, shade, pay ...