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Flow dynamics of pulp fiber suspensions
The correct design of piping transport systems for pulp fiber suspensions in pulp and paper mills is important because of the large energy consumption involved. Papermakers need consistent andExpand
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Modeling the Turbulent Flow of Pulp Suspensions
Pulp fiber suspensions are complex systems because the components present singular and complex interactions between them. A mechanistic model for the turbulent flow regime of industrial pulpExpand
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Evaluation of Anionic and Cationic Pulp-Based Flocculants With Diverse Lignin Contents for Application in Effluent Treatment From the Textile Industry: Flocculation Monitoring
In wastewater treatment, flocculation is a widely used solid/liquid separation technique, which typically employs a charged polymer, a polyelectrolyte (PEL). Polyelectrolytes features, such as chargeExpand
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Use of New Branched Cationic Polyacrylamides to Improve Retention and Drainage in Papermaking
Cationic polyacrylamides of very high molecular weight and with different charge densities and degrees of branching have been investigated as retention aids for papermaking. The effects of polymerExpand
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Effect of Water Cationic Content on flocculation, flocs resistance and reflocculation capacity of PCC induced by polyelectrolytes
In papermaking, mill water closure may result in a significant increase of inorganic salts in the white water. The effect of these contaminants on the performance of retention aids was evaluated, inExpand
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Nanoparticle Characterization by PCS: The Analysis of Bimodal Distributions
Photon correlation spectroscopy (PCS) is widely used for nanoparticle characterization, being particularly suited for the analysis of narrow distributions. However, because of its simplicity, itExpand
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Application of carbon nanotubes to immobilize heavy metals in contaminated soils
The contamination of soils with heavy metals is a growing concern in modern societies. To avoid the spread of contamination, soil stabilization techniques can be applied mixing materials with theExpand
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Influence of shape on particle size analysis
ABSTRACT The purpose of this paper is to study the influence of the shape of the particles on the response of the instruments used for their measurement. This was achieved by sizing three differentExpand
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