Pitch inhibitor for pulp and paper production process and pitch suppressing method for pulp and paper manufacturing process

摘要

Problem to be solved: to provide a pitch inhibitor for a paper and pulp production process to prevent a pitch sticking effect on a paper manufacturing facility such as a wire, a felt, a roll and a paper manufacturing facility such as a wire, a felt, a roll, and to prevent a process trouble such as lowering of a water repellency of a wire or felt, and a pitch suppressing method of the process .Solution: a pitch inhibitor for a pulp and paper production process containing a specific cationic polymer having a mass average molecular weight of not less than 100000 or more or less than This is a pitch suppressing method of a paper and pulp manufacturing process to be added to suppress pitch stains.No selection