Results 81 to 90 of about 659 (179)

THE EFFECTS OF WOOD SPECIES, LOAD DIRECTION, AND ADHESIVES ON BENDING PROPERTIES OF LAMINATED VENEER LUMBER

open access: yesBioResources, 2012
In this study, the bending strength and stiffness of laminated veneer lumber (LVL) produced from beech (Fagus orientalis L.), poplar (Populus x euramericana I-214), and eucalyptus (Eucalyptus grandis W.
Bekir Cihad Bal,, İbrahim Bektaş
doaj  

Optimization and characterization of melamine urea formaldehyde (MUF) based adhesive using natural fillers for plywood [PDF]

open access: yes, 2012
In this research, Palm Kernel Meal (PKM) and Palm Shell (PS) were studied as a filler for wood adhesive formulation and compared with present industrial filler (IF), wheat flour.Melamine Urea Formaldehyde (MUF) resin was selected as the resin
Huei, Ruey Ong
core  

Effect of Wood Species, Bark Particle Size, and Adhesive Type on the Properties of Bark-Based Boards

open access: yesBioResources
Significant quantities of bark are generated during wood processing, with the majority being utilized for energy production and soil enhancement. This study investigated the influence of bark particle size and resin type (urea-formaldehyde (UF) and ...
Marek Nociar   +3 more
doaj  

Microencapsulation of self-healing agents containing a fluorescent dye

open access: yeseXPRESS Polymer Letters, 2013
Two different self-healing agent candidates, endo-dicyclopentadiene (endo-DCPD) and 5-ethylidene-2-norbornene (ENB), containing a fluorescent dye surrounded by a melamine–urea–formaldehyde (MUF) shell were microencapsulated by in-situ ...
J. K. Lee, H. H. Noh
doaj   +1 more source

Performance Evaluation of Medium Density Fiberboard for Structural Use: Influence of Melamine Content, Resin Content, and Density

open access: yesBioResources
The feasibility of improving medium-density fiberboard (MDF) for structural applications was addressed by improving its mechanical and dimensional properties through modifications in resin formulation and board density.
Bora Jeong, Min Lee, Sang-Min Lee
doaj  

Influence of rice straw and wood fiber combination on physical and mechanical properties of rice straw pulverized composite board

open access: yesMaderas: Ciencia y Tecnología
The production of particleboards from various kinds of ligno cellulosic materials are successful on commercial scale in various parts of the country.  However, much success is not seen in use of crop residues for particleboards.
Sujatha Dhanapal   +2 more
doaj   +1 more source

Determination of Formaldehyde/Melamine Molar Ratio in Amino Resins by Near-Infrared Spectroscopy [PDF]

open access: yes, 2012
Melamine-urea-formaldehyde (MUF) resin production has increased in the last years motivated by the current concerns about the effects of formaldehyde on human health and to improve the physical properties of wood panels.
Jorge Martins   +7 more
core  

Upgrading Melamine-Urea-Formaldehyde polycondensation resins with buffering additives. I. The effect of hexamine sulfate and its limits [PDF]

open access: yes, 2003
Iminoamino methylene base intermediates obtained by the decomposition of hexamethylenetetramine (hexamine) stabilized by the presence of strong anions such as SO 4 2- and HSO 4 -, or hexamine sulfate, were shown to markedly improve the water and weather ...
PIZZI A, KAMOUN C, ZANETTI, MICHELA
core  

Reducing formaldehyde emission from wood-based panels by modification of UF and MUF resins with condensates obtained from kiln-drying of wood

open access: yes, 2018
Liquid condensates collected during drying of lumber, sawdust or wood powder are usually discarded. The objective of this study was to investigate the potential utilization of such condensates from oak, beech and walnut, focusing on those obtained in a 7.
Tolga Kaptı   +7 more
core   +1 more source

PROPERTIES OF LAMINATED VENEER LUMBER MANUFACTURED FROM HEAT TREATED VENEER [PDF]

open access: yesPro Ligno, 2016
The objective of this study was to determine and compare properties of laminated veneer lumber (LVL) panels manufactured from heat treated (212o C, 2h) and untreated pine veneer with melamine urea formaldehyde (MUF) adhesive.
Hamiyet Sahin KOL, Belgin SEKER
doaj  

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