Characterization of floc size and effective floc density of industrial papermaking suspensions

MS Nasser - Separation and Purification Technology, 2014 - Elsevier
… the optimum flocculation of industrial papermaking suspensions … characteristics of floc size
and effective floc density are also … In this study, coagulation of pulp suspensions containing …

Effect of polyelectrolytes on the degree of flocculation of papermaking suspensions

MS Nasser, FA Twaiq, SA Onaizi - Separation and Purification Technology, 2013 - Elsevier
… , settling rates, floc sizes and effective floc density of papermaking suspensions were
investigated at … showed an adverse effect on the degree of flocculation. On the other hand, the …

Flocculation and viscoelastic behavior of industrial papermaking suspensions

MS Nasser, MJ Al-Marri, A Benamor, SA Onaizi… - Korean Journal of …, 2016 - Springer
papermaking suspension [27,28]. But, all of the references mentioned above study either the
flocculation of papermaking suspension … rate, floc size and effective floc density made in our …

[PDF][PDF] Flocculation and redispersion of cellulosic fiber suspensions: A review of effects of hydrodynamic shear and polyelectrolytes

MA Hubbe - BioResources, 2007 - researchgate.net
… as follows: It is proposed that papermakers’ success in meeting their goals within both size
ranges of … A broad contact between fibers in paper yields greater density and higher strength. …

Flocculation of PCC filler in papermaking: Influence of the particle characteristics

E Antunes, FAP Garcia, P Ferreira… - … Engineering Research and …, 2008 - Elsevier
flocculation process and flocs structure was investigated in the presence of a linear, high
molecular weight, cationic polyacrylamide of high charge density. … PCC suspension was used in …

Interactions between fibres, fines and fillers in papermaking: influence on dewatering and retention of pulp suspensions

H Liimatainen - 2009 - oulurepo.oulu.fi
… More importantly, the internal density of flocs and factors that impacted the packing … fibre
flocculation and fibre suspension filterability in this thesis focused on finding out how flocculation

Shear strength in papermaking suspensions flocculated by retention aid systems

A Swer-in, G Risinger, L Ödberg - Nordic Pulp & Paper Research …, 1996 - degruyter.com
… During papermaking, the retention chemicals are used at … a way to study the flocculation in
papermaking suspensions, which in … The high density and the small size of filler particles give …

Some factors that influence fiber flocculation

L Beghello - Nordic Pulp & Paper Research Journal, 1998 - degruyter.com
… fiber suspensions by measuring the characteristic floc size in … in the papermaking process
on the flocculation mechanism, ie of … Multiplication of the spectral density by the wavelength …

Flocculation and fibre network strength in papermaking suspensions flocculated by retention aid systems.

A Swerin - 1997 - elibrary.ru
… The flocculation in papermaking suspensions was investigated … density, type of particle
sol, shear level, contact time and electrolyte concentration were investigated. The flocculation is …

Dissolved and colloidal substances (DCS) and the charge demand of papermaking process waters and suspensions: A review

MA Hubbe, A Sundberg, P Mocchiutti, Y Ni, R Pelton - 2012 - ri.conicet.gov.ar
… in an aqueous suspension. Note that if cationic polymers having high charge density and
low-… The molecular mass and charge density of the polyelectrolytes used for flocculation define …