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)
Wood Modification and Wood Preservation
Effect of thermo-oil process on biological, physical and mechanical performance of produced thermo wood

Hamid reza Zarey; Reza Hajihassani; seyedeh masoomeh; Kamyar Salehi

Volume 39, Issue 3 , October 2024, , Pages 236-252

https://doi.org/10.22092/ijwpr.2024.366260.1776

Abstract
  Background and Objectives: Wood has some limitations in properties and applications due to its natural nature, which need to be modified. Wood modification is usually done with different aims and methods. One of the wood modification methods is thermal treatments in order to improvement of dimensional ...  Read More

Composite wood products
Utilization of Corncob and Poplar (Populus deltoides) in Wood Plastics Nano Composites

Amir Nourbakhsh; Abolfazl Kargarfard; Ali Nourbakhsh; فرداد Golbabaei; Reza Hajihassani; Kamyar Salehi

Volume 39, Issue 2 , June 2024, , Pages 146-162

https://doi.org/10.22092/ijwpr.2024.365069.1770

Abstract
  Background and objectives: The possibility of using agricultural lignocellulosic waste as a complementary raw material for the production of wood composite products can have a good economic justification. This will be possible if the manufactured product has the desired and standard quality, however, ...  Read More

Wood Modification and Wood Preservation
Influence of thermally modification of ash and spruce on the functionality of fungal destructive agent (Coniophora puteana)

Seyedeh Masoomeh Zamani; Reza Hajihassani; Kamyar Salehi

Volume 38, Issue 3 , September 2023, , Pages 170-180

https://doi.org/10.22092/ijwpr.2023.362572.1755

Abstract
  AbstractThe purpose of this study was to evaluate effectiveness of brown rot fungus on ash (Fraxinus Sp.) and spruce (Picea Sp.) thermo-wood and also thermally modification on fungal functionality. In first step, prepared wood samples of both species were heat treated under 212 ºC for 3 hours. Afterwards, ...  Read More

Management and Economics wood
Effect of heat treatment and boric acid impregnation on the properties and fire resistance of poplar and radiata pine wood

Reza Jazayeri; Reza Hajihassani; Sedighe Nazari

Volume 38, Issue 1 , March 2023, , Pages 75-86

https://doi.org/10.22092/ijwpr.2022.354896.1686

Abstract
  The main purpose of this study was to evaluate the effect of hydrothermal treatment with boric acid impregnation on some physical and mechanical characteristics and fire resistance of poplar (Populus nigra) and radiata pine (Pinus radiata) wood. In this study, two times of 60 and 90 minutes with two ...  Read More

Evaluation of engineering characteristics of decayed thermo-wood by brown rot fungus

Reza Hajihassani; seyedeh masoomeh; Saman Ghahri; Kamyar Salehi

Volume 37, Issue 4 , December 2022, , Pages 306-317

https://doi.org/10.22092/ijwpr.2022.359051.1720

Abstract
  AbstractThe purpose of this study was to investigate the effect of heat treatment on bio-durability and some physical and mechanical properties of beech (Fagus Sp.) and pine (Pinus Sp.). Thermo-wood samples were prepared from beech and pine species based on thermo-D process. Heat-treated and untreated ...  Read More

Mechanical and physical properties of plywood bonded with Bio-based Soy-tannin adhesive

Saman Ghahri; Antonio Pizzi; Reza Hajihassani

Volume 37, Issue 3 , September 2022, , Pages 251-260

https://doi.org/10.22092/ijwpr.2022.358119.1714

Abstract
  Presently, because of the human health issues related to the formaldehyde gas emission initiated from traditional wood adhesives like urea formaldehyde, the bio-sbased adhesives has shown a good solution for preventing health hazards for human and the environment. To achieve an acceptable approach in ...  Read More

Study on Mechanical Properties of Kenaf-Cement Composite

Saman Ghahri; Reza Hajihassani; Kamyar Salehi; Fardad Golbabaei

Volume 37, Issue 2 , May 2022, , Pages 141-149

https://doi.org/10.22092/ijwpr.2022.357410.1707

Abstract
  In this study, the mechanical properties of kenaf cement composite were investigated using different amounts of kenaf particles (mixture of kenaf core and bark and kenaf core particles). Kenaf-cement composites were manufactured at different levels (10, 15 and 20%) of different kenaf particles. Also, ...  Read More

The Possibility of Utilization of Pistachio lignocellulosic residue in Particleboard Production

Reza Hajihassani; Mohammad Sadeghipour ranjbar; Saman Ghahri

Volume 36, Issue 4 , December 2021, , Pages 329-339

https://doi.org/10.22092/ijwpr.2021.354712.1683

Abstract
  The aim of current research was to investigate physical and mechanical properties of particle board made from pistachio lignocellulosic residue. The raw materials were prepared from Sirjan (Kerman province). Sample boards were made from pistachio lignocellulosic residue at two press time (4 and 5 minutes), ...  Read More

Effect of press conditions on physical and mechanical properties of hydro thermo- mechanical treated poplar wood

Reza Hajihassani

Volume 36, Issue 3 , August 2021, , Pages 218-230

https://doi.org/10.22092/ijwpr.2021.352727.1651

Abstract
  The aim of current research was to investigate the effect of hydro thermo-mechanical treatment and also press conditions on the physical and mechanical properties of poplar wood (Populus deltoides). The wood blocks were initially treated hydrothermally at temperatures of 100°C for holding time of ...  Read More

Influence of Hygrothermal Modification on Surface Characteristics and Failure Modes of Poplar Wood

Reza Hajihassani; Saman Ghahri; Kamyar Salehi; Fardad Golbabaei; seyedeh masoomeh

Volume 36, Issue 2 , July 2021, , Pages 132-143

https://doi.org/10.22092/ijwpr.2021.353262.1656

Abstract
  Abstract In the current research, surface properties and failure modes of modified poplar wood (Populus deltoides) by hygrothermal treatment were evaluated. For this aim, the effect of variable factors included hygrothermal temperature (three levels: 130, 150 and 170°C) and holding time (two levels: ...  Read More

Production of plastic wood nanocomposites using agricultural waste and urban polymer waste

Amir Nourbakhsh; Abolfazl Kargarfard; Reza Hajihassani; Saman Ghahri; Fardad Golbabaei

Volume 35, Issue 4 , January 2021, , Pages 392-406

https://doi.org/10.22092/ijwpr.2020.342818.1609

Abstract
  In this study, the resistance properties of nanocomposite plastic wood produced using 5 levels of cellulosic wastes (bagasse, corn stalk, rice stalk, sunflower stem and canola stem), three levels of nanomaterials (carbon nanotubes, nano silica, nanoclay) ) And urban polymer wastes (PP polypropylene and ...  Read More

Investigation of composite of three layers of cement and ionolite

Fardad Golbabaei; Reza Hajihassani; Kamyar Salehi; Asghar Tabei

Volume 35, Issue 1 , April 2020, , Pages 113-125

https://doi.org/10.22092/ijwpr.2020.126127.1540

Abstract
  The aim of this study was to construct lightweight structures and reduce energy loss. The aim of this study was to produce cement wood or composite products by combining organic particles such as wood fibers and lignocellulosic materials with monolith. The investigated product consisted of cement wood ...  Read More

Composite wood products
Influence of filler modification on physical and mechanical properties of wood plastic composite

Reza Hajihassani; Fardad Golbabaei; seyedeh masoomeh

Volume 34, Issue 4 , February 2020, , Pages 435-447

https://doi.org/10.22092/ijwpr.2019.126382.1544

Abstract
  The aim of current research was to investigate effect of chemical treatment of poplar fibers on physical and mechanical properties of wood plastic composite. The samples were made from acetylated poplar fibers with different weight percent gains (WPGs of 0, 14.7 and 19.5%), two levels of fiber consumption ...  Read More

The Potential of utilizing corn cop in particleboard production

Abolfazl Kargarfard; Reza Haji hassani

Volume 34, Issue 4 , February 2020, , Pages 461-474

https://doi.org/10.22092/ijwpr.2019.126903.1558

Abstract
  The aim of this investigation was concentrated on the possibilty of untilizing corn cops residues in the production of particleboard. Two press temperatures of 170 and 180 oC, and four ratios of corn cop/poplar wood particles (100/0, 75/25, 50/50 and 25/75) in the corn layer of the boards and 100% poplar ...  Read More

Composite wood products
The use of bagasse in the manufacture of reinforced composite reinforced cement-fiber

Fardad Golbabaei; Kamyar Salehi; Reza Hajihassani

Volume 34, Issue 2 , August 2019, , Pages 302-311

https://doi.org/10.22092/ijwpr.2019.127186.1567

Abstract
  In this study, the composition of bagasse composite was investigated using different amounts of bagasse particles. Bagasse and cement particles are manufactured at levels (5, 10 and 15%) and percentage of calcium chloride as cement accelerating additive at two levels (3 and 2%) based on cement dry weight. ...  Read More

Mechanical conversion of wood and wooden fittings
Study the basic building wooden structures to withstand the effects of weather and destructive biological agents Alborz research center

Fardad Golbabaei; Reza Hajihassani; Kamyar Salehi

Volume 33, Issue 3 , September 2018, , Pages 402-416

https://doi.org/10.22092/ijwpr.2018.110396.1405

Abstract
  With full respect for the principles of linking wood and conservation project Eldar pine because having good mechanical properties and availability of a wood structure in the form of pavilions chose alcove to the octagon without internal column with computer software Sketch up of Alborz research center ...  Read More

Composite wood products
Investigation on the Properties of Cement Fiber Board Produced Using Waste Paper

Fardad Golbabaei; Amir Nourbakhsh; Abolfazl Kargarfard; Reza Hajihassani

Volume 32, Issue 3 , September 2017, , Pages 450-461

https://doi.org/10.22092/ijwpr.2017.110393.1404

Abstract
  In this study, the reinforcing effect of recycled newsprint paper (RNP) in cement boards has been investigated. The experiment was designed to apply two variable factors, RNP and calcium chloride (CaCl2). Cement-fiber boards with the density of 0.7 kg/m3 were manufactured using fiber/cement ratios of ...  Read More

Management and Economics wood
Evaluation of Physical and Mechanical Properties of Hygro-thermal Modified Wood

Reza Hajihassani; Behbood Mohebi; Saeid Kazemi Najafi; Parviz Navi

Volume 32, Issue 1 , April 2017, , Pages 1-12

https://doi.org/10.22092/ijwpr.2017.107597

Abstract
  Abstract The present research work has investigated the physical and mechanical properties of hygro-thermally modified poplar (Populus deltoides) wood. The poplar wood blocks were treated hygrothermally at temperatures of 130, 150 and 170°C and for 20, 40 minutes as holding time. The physical and ...  Read More

Management and Economics wood
The influence of fiber chemical treatment on prevention of biologic deterioration of medium density fiberboard (MDF)

Reza Hajihassani; seyedeh masoomeh

Volume 29, Fall 3 , November 2014, , Pages 390-398

https://doi.org/10.22092/ijwpr.2014.6279

Abstract
  Abstract In this research, the effects of acetylation on the prevention of white-rot and brown-rot fungi deterioration in medium density fiberboard (MDF) were investigated. Sample boards were made from acetylated poplar fibers, which were treated at different times (0, 30, 90 and 270 minutes) to obtain ...  Read More

Composite wood products
Wood plastics composites: Bond formation mechanism and mechanical properties

Amir Nourbakhsh; Reza Hajihassani; Fardad Golbabaei; Moghgan Kohpayeh zadeh

Volume 27, Issue 1 , March 2012, , Pages 27-37

https://doi.org/10.22092/ijwpr.2012.117077

Abstract
  Wood fibers are increasingly being used as reinforcement in commercial thermoplastic composites due to their low cost, high specific strength properties and renewable nature. The ultimate goal of our research was to find the fundamental understanding of the mechanical behavior of poplar wood fiber/polypropylene ...  Read More

The impact of reeds residue addition on physical and mechanical properties of particleboard made from pomegranate prunings

Reza Hajihassani; Hossein Hosseinkhani; Abolfazl Kargarfard; Fardad Golbabaei

Volume 27, Issue 1 , March 2012, , Pages 38-50

https://doi.org/10.22092/ijwpr.2012.117078

Abstract
  The impact of reeds residue addition on physical and mechanical properties of particleboard made from pomegranate pruning was investigated. Laboratory particleboard  was made applying one of the three levels of   press time (3, 4 and 5 minutes) and  one of the four levels of reed ...  Read More

The mechanical properties of Pinus taeda L. wood growing in different regions of Caspian forests

Fardad Golbabaei; Hossein Hosseinkhani; Abolfazl Kargarfard; Amir Nourbakhsh; Reza Hajihassani

Volume 27, Issue 1 , March 2012, , Pages 178-187

https://doi.org/10.22092/ijwpr.2012.117100

Abstract
  The major engineering properties of Pinus taeda L. wood growing in different regions of Caspian forests (North of Iran) was determined. Test materials were selected randomly from Pinus teada tree plantation and the test specimens were prepared according to ASTM D-143 standard. Mechanical and physical ...  Read More

Composite wood products
Effect of steaming time on medium density fiberboard properties produced from beech wood fibers

Abolfazl Kargarfard; Reza Hajihassani; Fatemeh Rezaei

Volume 26, Issue 4 , January 2012, , Pages 667-681

https://doi.org/10.22092/ijwpr.2011.117244

Abstract
  In this investigation, 36 laboratory Medium Density Fiberboard (MDF) panels were produced using beech wood fibers. Variables were three steaming time (5, 10 and 15 minutes), two press time (4 and 6 minutes) and two resin consumption levels (9 and 11%). The physical and mechanical properties of panels ...  Read More

Physics and Mechanical Wood
Study bhavior creep composites made mixes particle board and medium density Fiber Board-Recycled from HDPE waste and effect water fiber board absorption on Composites

Morteza Mostafazadeh mrznaki; Saeid kazemi najafi; Majid Chaharmahali; Reza Hajihassani

Volume 24, Issue 2 , October 2009, , Pages 194-205

https://doi.org/10.22092/ijwpr.2009.117374

Abstract
  In study, the influence of flour content and immersion time in water on the creep behavior of composites made from mixes PB (Particle Board) and MDF (Medium Density Fiber Board) flour and high density polyethylene (HDPE) waste and was investigated. Mixing was done by a twin screw extruder and the sample ...  Read More

Composite wood products
The effect of press temperature and press time on Medium Density Fiberboard (MDF) properties produced from EucalyptusIntertexta fibers

Abolfazl Kargarfard; Amir Nourbakhsh; Reza Hajihassani

Volume 24, Issue 1 , September 2009, , Pages 26-35

https://doi.org/10.22092/ijwpr.2009.117353

Abstract
  In this investigation, the influence of press temperature and press time on MDF properties made from Eucalyptus wood (Eucalyptus intertexta sp.) have been studied. Variable factors were steaming time (in two levels: 5 and 10 minutes), press temprature (in two levels: 180 and 190 °C ) and press time ...  Read More