搜索结果: 1-15 共查到“林产化学加工学 wood”相关记录26条 . 查询时间(0.517 秒)
Renewable UV-curable?polyester?methacrylate/cellulose nanocrystals composite?resin?for wood waterproof coating
UV-curable cellulose nanocrystals low viscosity composite star-shaped bio-based
2023/12/19
Low-viscosity UV-curable?resins?are widely used in industry as they allow for UV curing materials with reduced amounts of reactive diluents to adjust the viscosity. But their?mechanical properties?and...
Wood-inspired strategy to toughen transparent cellulose nanofibril films
Cellulose nanofibril film Wood-inspired strategy Lignosulfonic acid Toughness Transparency
2023/12/19
The simultaneous attainment of high strength and high toughness of transparent cellulose nanofibril (CNF) film can expedite its uses in advanced applications. In this work, a wood-inspired strategy is...
Improvement of physical and mechanical properties of poplar wood via immobilization of rosin by grafting of vinyl chains
Wood polymeric rosin wood impregnation mechanical properties fluorescence microscope
2023/12/4
Rosin is renewable biomass with the potential to enhance wood properties. However, its high leaching rate restricts the durability of rosin impregnation. To immobilize rosin in wood structure, polymer...
On the Development of Phenol-Formaldehyde Resins Using a New Type of Lignin Extracted from Pine Wood with a Levulinic-Acid Based Solvent
bio-resins phenolic resins levulinic acid lignin lignocellulosic waste resole resins
2023/12/1
Resole resins have many applications, especially for foam production. However, the use of phenol, a key ingredient in resoles, has serious environmental and economic disadvantages. In this work, ligni...
Synthesis of eugenol-modified epoxy resin and application on wood flame retardant coating
Wood Flame retardant Bio-based epoxy resin Low curing activation energy
2023/11/30
In this paper, a novel epoxy flame retardant PPDEG-EP (P-E) was synthesized from eugenol by nucleophilic substitution reaction and Prilezhaev epoxidation. The chemical structure was identified by nucl...
Various polymeric monomers derived from renewable rosin for the modification of fast-growing poplar wood
Wood Resins Physical properties Electron microscopy
2024/3/5
The incorporation of polymers derived from renewable resources is more desirable in the preparation of wood composites due to its sustainability. As biomass feedstock, rosin has been used for the prep...
Professor Jack (John) N Saddler,The Department of Wood Science of University of British Columbia（图）
The Department of Wood Science of University of British Columbia Professor Application of enzymes in enhancing pulp and fibre properties
2014/2/21
Professor Jack (John) N Saddler,The Department of Wood Science of University of British Columbia.He Areas of research include:Application of enzymes in enhancing pulp and fibre properties,Fibre modifi...
Professor Dr. Stavros Avramidis,The Department of Wood Science of University of British Columbia（图）
The Department of Wood Science of University of British Columbia Professor Wood physics Wood drying
2014/2/21
Dr. Stavros Avramidis,The Department of Wood Science of University of British Columbia Professor.He Research Areas:Wood physics,Wood drying,Non-destructive evaluation.Projects:Modeling of wood thermo-...
REASONS FOR COLOUR CHANGES DURING THERMAL AND HYDROTHERMAL TREATMENT OF WOOD
wood hydrothermal treatment colour chemical changes reasons
2009/11/27
The chemical composition of wood in relation to its thermal and hydrothermal treatment is discussed. The degradation and modification processes, which take place during hydrothermal treatment, are pre...
COMPARISON OF STANDARD PROCEDURES FOR ESTIMATION OF BIOCIDES LEACHING FROM IMPREGNATED WOOD
copper ingredients boron ingredients ethanolamine leaching montan wax Norway spruce wood
2009/11/27
Leaching of active ingredients from impregnated wood is one of the most frequently applied criteria for assessing the suitability of impregnated wood to be used in outdoor applications. For this purpo...
Influence of artificial accelerated weathering on properties of surface coatings on non-modified and modified wood
thermal modification of wood surface coating artificial accelerated aging adhesion colour
2009/11/26
Due to its increased dimensional stability, modified wood is suited for outside applications. Because the systems‘exterior surface coatings – modified wood’ have not been studied thoroughly up to now,...
Influence of thermal treatment temperature on the dielectric properties of wood
dielectric properties temperature heating wood high-frequency
2009/11/26
The effect of thermal treatment temperature on the dielectric properties of beech (Fagus sylvatica L.) and spruce (Picea abies L.) was investigated. Wood disks with a diameter of 45 mm and a thickness...
Wood–a carbon depot
carbon cycle carbon dioxide carbon sink wood
2009/11/26
The article examines the global movement of carbon dioxide, the most important greenhouse gas due to its large quantities. We studied the carbon cycle with possibilities of its extension, and analysed...
CHARACTERIZATION METHODS FOR WOOD EXTRACTIVES。
Determination of free formaldehyde released in wood-based material
formaldehyde wood-based material free formaldehyde release perforator mathod chamber method
2009/11/25
The quantity of free formaldehyde in wood products in spite of low values is still the subject of constant supervision and also the subject of new investigations. Despite numerous methods developed an...