Now showing items 1-10 of 171
Effects of termal treatment on the physical properties of Buchenavia sp. (branquilho) wood
(ANTAC - Associação Nacional de Tecnologia do Ambiente Construído, 2021)
Applying Ligninolytic Fungi on Eucalyptus grandis Wood for Pulping Pretreatment or Fractionation
The effects of three different fungal treatments on several technology characteristics of Eucalyptus grandiswood, were studied on industrial chips and blocks. The percentage of the substrate mass loss by the fungal treatment, ...
Fire resistance of wood impregnated with soluble alkaline silicates
(Hindawi Publishing Corporation, 2007-12-02)
The aim of this paper is to determine the fire performance of wood panels (Araucaria angustifolia) impregnated with soluble alkaline silicates. Commercial silicates based on sodium and potassium with 2.5/1.0 and 3.0/1.0 ...
Evaluation of biodeterioration and the dynamic modulus of elasticity of wood in ten fast-growing tropical species in costa rica exposed to field testing
(Statny Drevarsky Vyskumny Ustav, 2015)
In tropical regions, it is possible to produce a large variety of timber species in plantation conditions. However, wood from these trees has low natural durability. Biodeterioration and the dynamic modulus of elasticity ...
Impregnant formulation to the preservation, protection and consolidation of wood heritage assets
(Romanian Inventors Forum, 2018-12)
The protection of cultural heritage is an integral part of the world´s material wealth. The cultural heritage, movable and immovable, together with the natural environment, represents values that contribute to the education ...
Hydrothermal treatment of Eucalyptus wood: Effects on Ion permeability and material removing
(Elsevier Science, 2017-10)
Hemicelluloses, the second most abundant polysaccharides in nature after cellulose, can be used for hydrogels, in packaging-films, or biomedical materials, among other purposes. In the case of eucalyptus wood, glucuronoxylans ...
Resin–Sisal and wood flour composites made from unsaturated polyester thermosets
(Taylor & Francis, 2008-08-06)
Short fibers and wood flour were selected as fillers in the production of two types of unsaturated polyester composites (bisphenolic and isophthalic-based thermosets). Sisal fibers were subjected to washing in order to ...
Low Density Wood Impregnation with Water-Repellent Organosilicic Compounds
(Scientific Research Publishing, 2018-01)
Many protective treatments for low density wood are applied by impregnationto give water-repellency and to control pathologies that usually have this substrate.The properties of Araucaria angustifolia , chemically modified ...
Efecto del raleo sobre el crecimiento y la densidad de la madera de Pinus taeda implantado en Misiones, Argentina = Effect of thinning treatment on growth and wood density of Pinus taeda planted in Misiones, Argentina
El mayor incremento en crecimiento de la plantación puede causar variación en las propiedades físicas de la madera, pudiendo disminuir la calidad de la misma para la industria. El objetivo del presente trabajo es evaluar ...
Performance of three-layer composites with densified surface layers of Nothofagus pumilio and N. antarctica from Southern Patagonian forests
(Taylor & Francis, 2018-10-22)
Nothofagus pumilio and N. antarctica forests of Southern Patagonia, Argentina are currently being managed for production of saw logs with fast growing conditions. The result of these management strategies is faster growing ...