ADDITIVES FOR OZONE BLEACHING

摘要

12 298P 394674CANADAADDITIVES FOR OZONE BLEACHINGABSTRACT OF THE DISCLOSUREIn bleaching wood pulp with ozone a small amountof alcohol enhances the bleaching. The effect appearsto be most pronounced with aliphatic alcohols having thehydroxyl group on an end carbon. The concentration ofalcohol is in the range of 0.0000001 to 0.03 moles perliter of the liquid phase.