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Volume 1 (1995)
The effect of kappa factor changes in chlorine dioxide bleaching on the dissolution of pulp from OCC recycled fibers in sodium hydroxide / urea solvent

Negin Ghahrani; Noradin Nazarnezhad; Omid Ramezani; Ghasem Asadpour

Volume 37, Issue 2 , May 2022, , Pages 166-176

https://doi.org/10.22092/ijwpr.2021.354339.1677

Abstract
  Regeneration of cellulose by direct solvent dissolution essentially involves the pretreatment of cellulose with a solvent for swelling the cellulose chains and weakening the cellulose molecules bonds. Aqueous solutions based on sodium hydroxide (NaOH) are low cost, non-volatile, non-toxic, environmentally ...  Read More

Pulp and paper
Effect of refining of deinked pulp on the optical, physical and mechanical properties of paper

Mohammad Talaei poor

Volume 24, Issue 1 , September 2009, , Pages 148-157

https://doi.org/10.22092/ijwpr.2009.117364

Abstract
  The effect of refining of recycled pulp on the optical, physical and mechanical properties of paper was investigated.The results showed that, except tear strength, all of mechanical strength of paper significantly increases by refining.While, by refining of recycled pulp the brightness increases but ...  Read More