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Lignin-preserving or lignin-retaining bleaching

Lignin-preserving or lignin-retaining bleaching Introduction The principle aim of bleaching chemimechanical pulps (see Chemimechanical pulping)1-3 and mechanical pulps (see Mechanical pulping)1,2,4-6 is to increase pulp brightness without dissolving pulp-containing material.2,7-9 Therefore, the objective is the same as that of bleaching chemical pulps (see Delignifying or lignin-removing bleaching), although the means are different;8 the bleaching of
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This page has been updated 25.05.2021