This paper presents a series of detailed experiment of produced pa per pulp by alkali- salfite process from quick- growing tree, and confirms the steaming condition of produced bleached paper pulp.

In this paper, deinked pulp (DIP) and bleached chemi thermomechanical pulp (BCTMP) with kraft pulp (KP) used to make newsprint at different beating degrees are researched.

A type of light weight decorative base paper has been made from bleached sulfate softwood pulp and cotten pulp under laboratory conditions.