| 摘要 |
<p>A method is disclosed for controlling anionic trash and pitch deposition in a pulp and papermaking system treating coated broke which comprises the step of adding a polyammonium quaternary polymer to the system. The polyammonium quaternary, which is either branched or crosslinked, is obtained from at least one cationic monomer, preferably diallyldimethylammonium chloride, and at least one branching or crosslinking monomer, preferably N,N,N-triallylamine or N,N,N-triallymine hydrochloride.</p> |
