Abstract:Utilization of bleaching additives in production practice was studied, the results showed that, bleaching additives have good protection effect on the fibers of bamboo pulp, bagasse pulp or mixed pulp of bamboo and eucalyptus. And adding bleaching additives is helpful for the improvement of the yield of H stage, viscosity and whiteness of CEH bleaced pulp. The bleached pulp quality can be stable when small amount of bleaching additives are used in H stage.Furthermore, production cost can be reduced to certain degree. |