Volume 39 (2024-2025)
Volume 38 (2023-2024)
Volume 37 (2022-2023)
Volume 36 (2021-2022)
Volume 35 (2020-2021)
Volume 34 (2019-2020)
Volume 33 (2018-2019)
Volume 32 (2017-2018)
Volume 31 (2016-2017)
Volume 30 (2015-2016)
Volume 29 (2014-2015)
Volume 28 (2013-2014)
Volume 27 (2012-2013)
Volume 26 (2011-2012)
Volume 25 (2010-2011)
Volume 24 (2009-2010)
Volume 23 (2008-2009)
Volume 22 (2007-2008)
Volume 21 (2006-2007)
Volume 20 (2005-2006)
Volume 19 (2004-2005)
Volume 18 (2003-2004)
Volume 17 (2002-2003)
Volume 16 (2002-2003)
Volume 15 (2001-2002)
Volume 14 (2001-2002)
Volume 13 (2001)
Volume 12 (2000-2001)
Volume 11 (2000-2001)
Volume 10 (2000-2001)
Volume 9 (2000)
Volume 8 (1999)
Volume 7 (1999)
Volume 6 (1998)
Volume 5 (1998)
Volume 4 (1997)
Volume 3 (1997)
Volume 2 (1996)
Volume 1 (1995)
The effect of chitosan coating on the strength and barrier properties of liner paper

Noraldin Nazarnezhad; mahin avrand; Hosin Resalati

Volume 38, Issue 1 , March 2023, , Pages 37-47

https://doi.org/10.22092/ijwpr.2022.358536.1717

Abstract
  One of the problems of papers and cardboards in the packaging industry is the poor resistance to water, gas, and oil penetration. Nowadays, much research have been done on the use of biodegradable films and coatings based on polysaccharides to solve this problem. Chitosan is one of these polysaccharides ...  Read More

Effect of coating type and grammage of printing paper on water drop contact angle over time

rouzbeh asadi khansari; Mohammadreza Dehghani Firouzabadi; Hossein Resalati

Volume 35, Issue 2 , July 2020, , Pages 165-177

https://doi.org/10.22092/ijwpr.2020.128651.1597

Abstract
  The purpose of this research is to evaluate the effect of various paper coatings on initial contact angle and its evolution over time. We investigated nine coatings on two types of 75 g and 125 g printing papers. Seven coating compositions containing 80% clay, 20% ground calcium carbonate, dispersing ...  Read More

Pulp and paper
The Effect of Different Coating Formulation on the Physical, Mechanical, and Optical Properties of Papers Made from bleached CMP

ali barzan; hossein resalati; ali ghasemian; ahmadreza saraeyan; ghasem asadpour

Volume 34, Issue 2 , August 2019, , Pages 193-204

https://doi.org/10.22092/ijwpr.2019.125600.1531

Abstract
  In this study, the effect of pigment composition on the properties of paper prepared from CMP pulp was studied. There for 3 different pigment combinations (100% calcium carbonate (GCC), 70% calcium carbonate and 30% kaolin clay (70GCC30Clay) and 70% calcium carbonate and 25% gritty and 5% titanium dioxide ...  Read More

Chemical conversion
Optimization of process variables of carboxymethyl cellulose production from alpha-cellulose obtained from cotton Linter using response surface methodology

Hamedeh Kiani; Hosein Resalati; Seyed Hassan Sharifi

Volume 33, Issue 4 , February 2019, , Pages 579-592

https://doi.org/10.22092/ijwpr.2018.122121.1477

Abstract
  Carboxymethyl cellulose (CMC) is one of the important cellulose derivatives in industries, which is widely used as anti-caking agent, emulsifier, stabilizer, dispersing agent, thickener, and gelling agent. The main raw material of cellulose derivative is cellulose from wood and cotton linter. In this ...  Read More

Pulp and paper
Investigate the effect of anionic trash management through removal and neutralization of dissolved and colloidal substances (DCS) On properties of CMP pulp and paper

Moghadaseh Akbari; Hossein Resalati; Ahmad reza Saraeyan; Mohammad reza Dehghani Firoz Abadi

Volume 33, Issue 3 , September 2018, , Pages 323-336

https://doi.org/10.22092/ijwpr.2018.106563.1347

Abstract
  During the paper manufacturing process, especially when mechanical pulp or recycled pulp used, a large amount of soluble and colloidal substances (DCS) are comprised and dispersed or dissolved in the process water. Accumulation of DCS during the papermaking operation with the increasing closure process ...  Read More

Pulp and paper
Enzymatic Versus Chemical Deinking of Old Newspaper

Iman Akbarpoor; Hossein Resalti; Ahmad reza Saraeyan

Volume 25, Issue 2 , September 2018, , Pages 223-233

https://doi.org/10.22092/ijwpr.2010.117292

Abstract
  In this study, Deinking of old newspaper was investigated by chemical and enzymatic methods. Chemical treatment was done using chemicals at different times of 10, 20 and 30 minutes, consistency of 10%, temperature of 50±1!C along with washing, flotation and combination of washing/flotation. While, ...  Read More

Pulp and paper
Investigating the effect of pH on cellulase enzyme efficiency on the OCC pulp properties

Ghasem Asadpour; Hadi Boroshkian; Hossein Resalaty

Volume 33, Issue 3 , September 2018, , Pages 381-390

https://doi.org/10.22092/ijwpr.2018.121405.1470

Abstract
  The purpose of this study is to investigate the effect of pH on cellulase enzyme activity on the drainage and strength properties of OCC pulp. Recycled OCC pulp was pretreated with consistency 0.4 percent, in constant condition the temperature is 50˚C, duration 1 hour and range pH:4-4.5, 8-8.5 with ...  Read More

Pulp and paper
Improvement of the properties of Poplar chemi-mechanical newsprint through controlling process parameters

Hossein Resalati; Mostafa Nikkhah Dafchahi

Volume 33, Issue 2 , July 2018, , Pages 290-299

https://doi.org/10.22092/ijwpr.2018.116361.1449

Abstract
  One of the drawbacks of utilizing non-forest fast growing species of Poplar as raw materials to produce newsprint in Mazandran Pulp and Paper Mill is fairly low bulk and opacity of produced paper at the yield of 85% (current CMP yield of the Mill). In this research work, the effect of process parameters ...  Read More

Pulp and paper
Potential of CMP pulp production of Salix species in comparison with Populus

Hossein Resalati; Mostafa Nikkhah Dafchahi

Volume 32, Issue 4 , November 2017, , Pages 585-595

https://doi.org/10.22092/ijwpr.2017.110696.1418

Abstract
  Due to shortage of harvestable forest wood in Iran, the potential of CMP pulp production from various species of salix (alba, fragilis and aegyptica), in comparison with populus deltoides, was investigated across this research work. The cooking liqour of Mazandaran wood and paper Mill, consisting of ...  Read More

Pulp and paper
Effect of alum-cationic rosin consumption level on the properties of papers made from recycled white sheets trimmings

Fatemeh Naijian; Hossein Resalati; Hamid reza Rodi; Hossein Jalali-Torshizi; Kamal Pirmoradian

Volume 32, Issue 2 , July 2017, , Pages 238-250

https://doi.org/10.22092/ijwpr.2017.109581

Abstract
  Nowadays, recycled fibers are the main fiber source for manufacturing packaging papers. Sizing of such papers, based on the type of application, is of great importance. In this research, the effect of alum-cationic rosin consumption amount in pH of about 6.5 on the properties of papers made from white ...  Read More

Pulp and paper
The effect of using deinked mixed office waste pulp on the properties of Alkaline Proxide Mechanical Pulp from cotton stalk

Mehrnoosh Tavakoli; saraeyan ahmad reza; hossein resalati; ali ghasemian

Volume 31, SPRING 1 , March 2016, , Pages 48-57

https://doi.org/10.22092/ijwpr.2015.105608

Abstract
  The present study was carried out aiming to investigate the effect of using Deinked Mixed Office Waste Pulp (MOW) on the properties of Alkaline Peroxide Mechanical Pulp (APMP) from cotton stalk.  APMP pulps was prepared using chelating agents such as Na2SiO3 and DTPA (control sample) and without ...  Read More

Pulp and paper
Study of using water softening process byproduct, calcium carbonate on fine paper production

Ali Barzan; Hossein Resalati; Ghasem Asadpour atoei

Volume 30, SPRING 1 , May 2015, , Pages 14-25

https://doi.org/10.22092/ijwpr.2015.8470

Abstract
  After water purification and softening, a lot of calcium carbonate with other impurities produce and these byproducts gather and bury as mineral sludge.In this research, The quality of calcium carbonate from water softening process in mazandran wood and paper industry (MWPI) mill and effects of loading ...  Read More

Pulp and paper
The potential of acid pre-hydrolyzed Soda-AQ process to manufacture highly purified α-cellulose

Mostafa Nikkhah Dafchahi; Hossein Resalati

Volume 30, SPRING 1 , May 2015, , Pages 162-172

https://doi.org/10.22092/ijwpr.2015.11898

Abstract
  This research was performed to evaluate the potential of acid pre-hydrolysis soda-AQ process for the production of dissolving pulp including high α-cellulose content from Populus deltoides. To achieve the aim, a pre-hydrolysis liquor containing 0.06% acid sulfuric, soda-AQ pulping, and OD0ED1 bleaching ...  Read More

Pulp and paper
Improvement of printing and writing paper properties using PCC Filler Modified by cationic starch modified precipitated calcium carbonate filler

Moghadaseh Akbari; Nadia Kabodi torabi; Hossein Rrsalati; Gasem Asadpour atoei; Mohammad reza Dehghani firozabadi

Volume 29, WINTER 4 , February 2015, , Pages 515-525

https://doi.org/10.22092/ijwpr.2014.8483

Abstract
  Aim of this study is precipitated calcium carbonate cationic modification and comparison of impact of using its with conventional filler (unmodified) on strength properties of paper. One of the defects of adding fillers to paper is decreasing of mechanical strength of paper because of reduction in bonding ...  Read More

Pulp and paper
Comparative Investigation of the Effect of Pre and Post -Enzymatic Refining on OCC Pulp Properties

Nazbakht Hezbi; Elyas Afra; Hossein Resalty

Volume 29, Summer 2 , August 2014, , Pages 254-265

https://doi.org/10.22092/ijwpr.2014.5688

Abstract
  In this research, the effect of different steps of enzymatic treatment including enzymatic pre-refining and post-refining by Endoglucanase was investigated on the quality of OCC pulp. Three pulps including a: control sample (without enzyme addition), b: enzymatic pre-refining (enzyme treatment + refining) ...  Read More

Effect of CMP fiber grafting on strength properties of its paper

Iman Rashidi joibari; Mohammad Azad falah; Yahya Hamzeh; Hossein Resalatii; Saeid Mahdavi

Volume 28, SPRING 1 , March 2013, , Pages 24-34

https://doi.org/10.22092/ijwpr.2013.3071

Abstract
  Mechanical and chemi-mechanical pulps such as CMP, due to the weaker strength properties, have found limited application in the production of high quality papers as compared with chemical pulps. Therefore, appropriate modification of such fibers could be used to overcome such deficiencies. This study ...  Read More

Study of variation trends of fiber dimensions in longitudinal direction of Zagross wheat straw in Golestan province for papermaking

Saeid Kamrani; Ahmad reza Saraeian; Hossein Resalati; Ali Ghasemian

Volume 27, Issue 3 , September 2012, , Pages 545-555

https://doi.org/10.22092/ijwpr.2012.116218

Abstract
  The main objective of this study was to determine the trends of fiber dimension variation along the longitudinal direction of wheat straw as a criteria for papermaking. Zagross wheat straw was collected from the agricultural and natural resources research center, Golestan province .The fiber biometric ...  Read More

Pulp and paper
The effects of pre-treatment and consistency on treatment time and brightness of bagasse alkaline peroxide mechanical pulp

Saeideh Sharifi; Ahmad reza Saraeyan; Hossein Resalati

Volume 27, Issue 1 , March 2012, , Pages 143-155

https://doi.org/10.22092/ijwpr.2012.117097

Abstract
  Preparation and pre-treatment of raw material influences the pulp production time and color elimination.  Pulp consistency during the treatment also influences the color reaction. In the preparation of the APMP pulp, bagasse was pretreated by either boiling water, 1% NaOH as well as 1% NaOH + 1% ...  Read More

Investigation of Substituting the organic complex of sulvy-x rather than sodium silicate in CMP pulp bleaching of Mazandaran wood and paper industries

Iman Akbarpoor; Hossein Resalti; Ali Solimani

Volume 26, Issue 3 , September 2011, , Pages 411-428

https://doi.org/10.22092/ijwpr.2018.117197

Abstract
  In this study, the effect of elimination and relative decrease of sodium silicate along with substituting the organic complex of sulvy-x was investigated on optical properties of CMP pulp bleached by hydrogen peroxide. The brightness of paper were increased to 66.8%, yellowness decreased to 22% and opacity ...  Read More

Pulp and paper
The effects of hot water pre-extraction and alkaline catalyzed on soda-AQ pulping of kenaf whole stem

Mohammad taghi Asdolah zadeh; Hossein Resalti; Ali Ghasemian

Volume 26, Issue 3 , September 2011, , Pages 437-453

https://doi.org/10.22092/ijwpr.2011.117200

Abstract
  In the present study the effects of hot water pre-extraction and alkaline catalyzed were evaluated on soda-aq pulping of kenaf whole stem. In this respect, following kenaf chips pre-extraction at various temperature and time conditions, pulp preparation were carried out on oven-dried weight loss levels ...  Read More

Pulp and paper
Optical and physical properties of mixed hardwood CMP pulp and the birch wood

Ali Solimani; Hossein Resalati; Eiman Akbarpoor

Volume 26, Issue 3 , September 2011, , Pages 523-534

https://doi.org/10.22092/ijwpr.2011.117229

Abstract
  In this research, effects of mixing the birch wood with hornbeam and beach on optical and physical properties of papers produced at constant freeness range of 300 ml, CSF and yield of 85% and reference of CMP pulp (75% hornbeam plus to 25% beach)  was investigated. CMP pulp was produced from birch ...  Read More

Investigation on the physical and mechanical properties of waste newspaper deinked pulp by cellulase enzyme compared to conventional method

Iman Akbarpoor; Hossein Resalati; Ahmad reza Saraeian

Volume 26, Issue 2 , June 2011, , Pages 243-255

https://doi.org/10.22092/ijwpr.2011.117183

Abstract
  In this study, deinking of waste newspaper was investigated by conventional and enzymatic methods. Conventional deinking was done in pulping times of 10, 20 and 30 minutes along with different processes of washing, flotation and combined washing/   flotation. Enzymatic deinking was accomplished ...  Read More

Pulp and paper
Utilization of Organic Complex of Glanapone Stab Rather than Sodium Silicate in Peroxide Bleaching of Mixed Hardwood CMP Pulp

Iman Akbarpour; Hossein Resalati

Volume 26, Issue 1 , March 2011, , Pages 193-217

https://doi.org/10.22092/ijwpr.2011.117163

Abstract
  This research was accomplished in order to investigate the replacement of organic complex of Glanapone Stab with sodium silicate on optical properties of  hardwood CMP pulp bleached by hydrogen peroxide. The highest brightness of 65.5% and the lowest yellowness of 21.6% was attained at silicate-free ...  Read More

Pulp and paper
Effects of xylanase on optical properties of bagasse kraft pulp in ECF bleaching

Hossein Resalti; Morteza Abdolah bik marandi; Ahmad reza Saraeyan

Volume 24, Issue 2 , October 2009, , Pages 295-306

https://doi.org/10.22092/ijwpr.2009.117387

Abstract
  The effect of using commercial xylanase enzyme in prebleaching of bagasse kraft pulp was investigated. Xylanase enzyme from Trichoderma viride was added to pulp at various doses of 10, 25 and 50 IU/g pulp for reaction time 2h and then the enzyme treated pulp was bleached in ADED sequences (Acid sulfuric ...  Read More

Pulp and paper
Investigation on Soda-Anthraquinone Pulping of Rapeseed Straw

Said mohammad Mazhari mosavi; Saeed Mahdavi; Syed zyaldin Hosseini; Hossein Resalti; Hossein Usefi

Volume 24, Issue 1 , September 2009, , Pages 69-79

https://doi.org/10.22092/ijwpr.2009.117357

Abstract
  This research is aimed to study the possibility of rapeseed straw (Hayolla401) pulping and its paper characteristics, using Soda-AQ process. The average fiber length was found 1.04 millimeter and the average fiber diameter, lumen and thickness were found 28.00, 19.09, and 4.91 micrometer, respectively. ...  Read More