Production method bleaching wood flour, bleaching of wood flour, the papermaking process and paper using the same

摘要

By performing the paper is mixed with natural pulp bleaching wood flour, while improving the dewatering properties, the present invention, bleaching wood powder paper of high quality can be obtained and less expensive by reducing the amount of pulp, production method of bleaching wood flour, about the papermaking process and paper using the same. Punching selected by classifying below a predetermined size after being dried and is ground wood, to perform bleaching while stirred for a predetermined time and by feeding with bleach bleach plant and wood flour carefully selected, the present invention has been bleached and characterized by performing a paper by mixing with 80 to 95 wt% natural pulp and 5 to 20 wt% bleached wood powder made by grinding the wood flour, the single ~ out and classified. [Selection Figure Figure 2