METHOD FOR BLEACHING CHEMICAL PAPER PULPS BY FINAL OZONE TREATMENT AT HIGH TEMPERATURE
摘要
<p>Method for treating a prebleached chemical pulp comprising a step of ozone treatment of the said pulp, carried out at a temperature above 60°C, advantageously above 65°C and even more advantageously above or equal to 70°C.</p>
申请公布号
WO2008071718(A1)
申请公布日期
2008.06.19
申请号
WO2007EP63743
申请日期
2007.12.11
申请人
ITT MANUFACTURING ENTERPRISES, INC.;PIPON, GUILLAUME;LACHENAL, DOMINIQUE;CHIRAT, CHRISTINE;HOSTACHY, JEAN-CHRISTOPHE;RIED, ACHIM