| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an economical method for producing waste paper pulp, capable of directly utilizing, waste paper including thermofusible and alkali- fusible materials such as hot-melt adhesive and compact disks(CD), without separation. SOLUTION: This method for producing waste paper pulp comprises the following process: waste paper including at least thermofusible and alkali-fusible materials is disaggregated to make a fiber suspension and the above fusible materials are then removed from the suspension, wherein the suspension is kept at <=40 deg.C at least until completing the removal of the above fusible materials.</p> |
