Tag Archives: bleaching of pulp

Chlorine dioxide bleaching

Posted on February 28, 2016 by admin

Chlorine dioxide is an oxidizing agent for pulp bleaching. The chemical formula of this chlorine dioxide bleach is ClO2. It is a yellowish-green gas, bad odor and liquefied in 11⁰C which is red in color. It is an ECF (elemental … Continue reading →

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Pulp Bleaching Sequences

Posted on April 29, 2015 by admin

Globally, there are several bleaching sequences are shown in different pulp mills to achieve the bleaching action. Different chemicals are used in each stage usually with washing between two stages to removes products. The preference of bleaching sequences depends on … Continue reading →

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What is bleaching of pulp

Posted on March 26, 2015 by admin

The objective of pulp bleaching is to produce white pulp. Unbleached pulps are not suitable for manufacturing of high grade of white paper. Since all the processing pulp brightness is very low, especially Kraft pulp. The sulfite pulping process produces … Continue reading →

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