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Synthesis of macro-RAFT agent containing M13-10 and its application in surface sizing agent

期刊: NORDIC PULP & PAPER RESEARCH JOURNAL, 2021; 36 (2)

A novel macro-RAFT emulsifier was synthesized with S, S'-bis(alpha, alpha'-dimethyl-alpha ''-acetic acid)-trithiocarbonate (BDATT), M13-10 (self-made ......

Pulp pumping efficiency II - Designing of a pulp pump

期刊: NORDIC PULP & PAPER RESEARCH JOURNAL, 2021; 36 (2)

Based on the loss model of pulp pump set up in the I part of this research, an efficient designing method is proposed by taking account of the influen......

Pulp pumping efficiency I - A critical review on loss and its estimation

期刊: NORDIC PULP & PAPER RESEARCH JOURNAL, 2021; 36 (2)

With growing demand of paper products, the electric consumption in pulp and paper industry is increasing globally where a share of 30 % is attributed ......

Preparation and thermostability of hydrophobic modified nanocrystalline cellulose

期刊: NORDIC PULP & PAPER RESEARCH JOURNAL, 2021; 36 (1)

In this paper, we provide a new approach for the anionic modification and functional application of nanocellulose. The nanocrystalline cellulose (NCC)......

Preparation and characterization of cellulose bromo-isobutyl ester based on filter paper

期刊: NORDIC PULP & PAPER RESEARCH JOURNAL, 2021; 36 (1)

Cellulose bromo-isobutyl ester was prepared using filter paper as raw material through esterification reaction with 2-Bromoisobutyryl bromide (BIBB) i......

Effects of lignin content and acid concentration on the preparation of lignin containing nanofibers from alkaline hydrogen peroxide mechanical pulp

期刊: NORDIC PULP & PAPER RESEARCH JOURNAL, 2021; 36 (1)

The poplar alkaline hydrogen peroxide mechanical pulp (APMP) with the lignin content of 24.63 % was used as raw material, which with lignin content of......

A transparent polyurethane based on nanosilica in reinforcing papers

期刊: NORDIC PULP & PAPER RESEARCH JOURNAL, 2021; 36 (1)

Paper has been the most significant carrier of written information for many centuries. To prolong the life expectancy of papers, the polyurethane base......

Characterization of fibers after xylanase and modified laccase-glutamate system biobleaching of old newsprint pulp

期刊: NORDIC PULP & PAPER RESEARCH JOURNAL, 2021; 36 (1)

The macroscopic and microscopic properties of old newsprint pulp with xylanase, MLac/Glu (modified laccase-glutamate system), and X-MLac/Glu (xylanase......

A comparative study of an anaerobic-oxic (AO) system and a sequencing batch biofilm reactor (SBBR) in coating wastewater treatment and their microbial communities

期刊: NORDIC PULP & PAPER RESEARCH JOURNAL, 2020; 35 (1)

Coating wastewater from paper mills has been characterized by a high chemical oxygen demand (COD), high total suspended solids (TSS) and a high degree......

Filler modified by a sequential encapsulation and preflocculation method and its effect on paper properties

期刊: NORDIC PULP & PAPER RESEARCH JOURNAL, 2020; 35 (1)

Increasing the filler content of sheet tends to decrease filler retention and paper strength properties. To overcome this problem and make better use ......

Effect of turbulence generator structures to the performance of medium-consistency pump at high rotation speed excesses 2000 rpm

期刊: NORDIC PULP & PAPER RESEARCH JOURNAL, 2020; 35 (1)

The medium-consistency (MC) pump is the key unit in modern pulp and paper industry, especially in medium-consistency bleaching plant. Use of MC pump i......

Comprehensive utilization of Ganoderma lucidum residues in papermaking

期刊: NORDIC PULP & PAPER RESEARCH JOURNAL, 2020; 35 (1)

This study aimed to fully utilize Ganoderma lucidum (called lingzhi in China, reishi in Japan) residues as raw materials and a sizing agent in the pap......

Insight into fractionation performance of American old corrugated containers pulp in pressure screening

期刊: NORDIC PULP & PAPER RESEARCH JOURNAL, 2020; 35 (1)

In this work, the American Old Corrugated Containers (OCC) pulp was screened using pressure screen to investigate the factors affecting the fractionat......

Oxalate formation during ClO2 bleaching of bamboo kraft pulp

期刊: NORDIC PULP & PAPER RESEARCH JOURNAL, 2020; 35 (1)

This study aimed to investigate the oxalate formation mechanism during chlorine dioxide (ClO2) bleaching of bamboo kraft pulp, and thus explore favour......

The shear and compressive yield stress of fibrillated acacia pulp fiber suspensions

期刊: NORDIC PULP & PAPER RESEARCH JOURNAL, 2020; 35 (2)

The degree of interactions between fibers and the tendency of fibers to form flocs play an important role in effective unit operation in pulp and pape......

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