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Application filed by Chemicky Ustav SavfiledCriticalChemicky Ustav Sav
Priority to CS746188ApriorityCriticalpatent/CS274768B2/cs
Publication of CS8807461A1publicationCriticalpatent/CS8807461A1/cs
Publication of CS274768B2publicationCriticalpatent/CS274768B2/cs
Bleaching alkaline cellulosic pulp with oxygen - in presence of formaldehyde, (m)ethanol isopropanol, glycerol, sorbitol etc, to ensure slow disintegration of cellulose