Your search result in 52 documents. Displaying 15 entries per page.
Regarding wood decay by fungi there are still open questions, like their ability to transport water, to produce it by their metabolism and to infect and decay dry wood. Few …
Year: 2016
Tags: fungal decay, lab test, pinus sylvestris, Quercus robur, wood moisture
Authors:In recent years the increase in infestation of trees by pathogens has been reported. In polish forests oak powdery mildew is most commonly caused by a species of fungus Erysiphe …
Year: 2016
Tags: antioxidant enzymes, biotrophic pathogen, oak powdery mildew
Authors:The study assessed the distinct role of extractives and lignin content in the natural durability of three tropical hardwoods growing in Mozambique namely ntholo (Pseudolachnostylis maprounaefolia Pax), metil (Sterculia appendiculata …
Year: 2016
Tags: basidiomycetes, extractives, lignin, natural durability, soft rot fungi
Authors:It is important to enhance the fire retardant properties of wood. Although it was mentioned in several literature that the phosphate based fire retardants (FR) leaches out from wood easily, …
Year: 2016
Tags: fire behaviour, fire retardant, leaching test, Norway maple, Scots pine
Authors:Wood plastic composites are mainly used in outdoor applications: decking, railing, window profiles, fencing and outdoor furniture. Therefor it is important to determine their behavior in UV exposure. In this …
Year: 2016
Tags: artificial weathering, color changes, thermally modified wood, uv degradation, wood plastic composites WPC
Authors:During compounding of wood plastic composites (WPC) there is a need for high shear mixing to ensure a good dispersion of the fibres in the thermoplastic matrix, however, a too …
Year: 2016
Tags: compounding, extraction, fibre, wood plastic composites WPC
Authors:Twenty-three finite element models of cross-laminated timber (CLT) with different laminate directions were studied. Simulations with quadratic orthotropic linear elastic finite elements were conducted. One goal was to compare in-plane …
Year: 2016
Tags: cross-laminated timber (CLT), FEM, finite element, shear stiffness
Authors:Plywood rib stiffened sandwich type panels could be used to substitute conventional plywood boards in structures where weight reduction is necessary. Filling core between plywood ribs with lightweight polymer will …
Year: 2016
Tags: ANSYS, finite element modelling, lightweight structure, mechanical testing, Pareto optimality front, plywood composite, rigid polyurethane foam
Authors:The wood furniture industry in Sweden has an identified need of technological development in order to stay competitive. Especially the necessity to focus on automation has been identified. In the …
Year: 2016
Tags: industrial robot, laminated veneer products, process development, production development
Authors:Poplar biomass is a promising source for the 2nd generation biofuels production. It is fast growing species with the possibility of carbohydrates content increase after genetic modification. Enzymatic hydrolysis of …
Year: 2016
Tags: enzymatic hydrolysis, poplar, pore size distribution, porosity, pretreatment
Authors:The aim of this paper is to apply the innovative technique, which is reversed size exclusion chromatography, to study the differences of porous structure of Poplar Sp. wood and pulps …
Year: 2016
Tags: ISEC’s- reversed size exclusion chromatography, poplar, pore distribution, pulps, steam explosion
Authors:A candidate method based on UV-fluorescence of stilbenes is under development for fast measurement of stilbene concentration on solid heartwood of Scots pine (Pinus sylvestris L.). Development is focused on …
Year: 2016
Tags: heartwood, spectrometry, stilbenes
Authors:In this paper, phenol-formaldehyde (PF) resins with different average molecular weight (Mw) oligomers were used, to evaluate the effect of molecular size on the allocation of impregnated chemicals in wood …
Year: 2016
Tags: light microscopy, micro X-Ray CT, phenol-formaldehyde resin, UMSP
Authors:Mapping and visualization of structural changes due to the modification of wood would increase the understanding of chemical modification processes and facilitate optimization of the process parameters. The 2D and …
Year: 2016
Tags: acetylation, furfurylation, microstructure, wettability, X-ray tomography
Authors:Wood is used as construction material because it’s strength and aesthetical properties from time immemorial. The shortages in wood application are bio-deterioration and swelling or shrinkage in variable humidity conditions. …
Year: 2016
Tags: acetic anhydride, acetylation, impregnation, rapeseed oil
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