| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a processing method for white water in papermaking, by which a valuable component in white water can be collected and white water can be clarified and recycled. <P>SOLUTION: In a processing method for white water in papermaking, a coagulant is added to the white water and an aggregate is generated and separated. The processing method for white water includes: first adding a cationic polymer coagulant (A); next adding an anionic polymer coagulant (B); and further adding the cationic polymer coagulant (A). <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
