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| Title | Publication | Publish Year |
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Bondability of salvaged yellow-cedar with phenol-resorcinol adhesive and hydroxymethylated resorcinol coupling agent
A serious mortality problem affects about 65 percent of the estimated 2.02 x 10 sup6 m2 (500 x 10 sup3 acres) of yellow-cedar in southeastern Alaska, These declining yellow-cedar stands […]
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Forest Products Journal | 1998 |
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Bonding flakeboard with filled and extended phenol-formaldehyde resin
Flakeboard was adhesive-bonded with phenol-formaldehyde (PF), resin alone and in combination with either clay or pecan shell flour filler or wheat flour extender to assess the effect of filled and […]
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Forest Products Journal | 1990 |
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Bonding of Particleboard Using Hydrogen Peroxide, Lignosulfonates, and Furfural Alcohol: Effects of Chemical Composition of Bonding Materials
Douglas-fir particleboards were prepared using a nonconventional bonding system involving activation of wood flakes with hydrogen peroxide and cross-linking with mixtures of ammonium lignosulfonate and/or furfuryl alcohol in relative proportions […]
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Forest Products Journal | 1982 |
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Bonding of Particleboard Using Hydrogen Peroxide, Lignosulfonates, and Furfuryl Alcohol: The Effect of Process Parameters
Seeking alternatives to synthetic adhesives for bonding wood, a new system for bonding particleboard was investigated. This system involved chemical activation of the surfaces of wood flakes with hydrogen peroxide […]
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Forest Products Journal | 1982 |
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Bonding Particle Board with Bark Extracts
Satisfactory tests were made with Pinus radiata bark powder and formaldehyde as a means of replacing synthetic resin bonding agents for producing boards from wood fibers, flakes, or particles. Additional […]
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Forest Products Journal | 1960 |
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Bonding Particleboard with Foaming Adhesives
To evaluate foam as a way to improve resin distribution in particleboard, urea-formaldehyde resin adhesive was applied as a foam, spray, or liquid onto wood particles in a paddle-type blender. […]
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Forest Products Journal | 1978 |
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Bonding Particleboards with Bark Extracts
Ponderosa and tanoak barks as well as the Douglas-fir bark fraction Silvacon 472 were extracted with hot aqueous carbonate to provide extracts that were used in bonding particleboards. Fresh ponderosa […]
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Forest Products Journal | 1961 |
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Carbohydrate-based extender for wood-particulate composites
Extenders are commonly added to plywood adhesive mixtures to improve panel properties and reduce cost. This project was performed to determine the effect on nonveneered panel dry mechanical properties of […]
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Forest Products Journal | 1994 |
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Casein Glues
Casein glues exhibit good resistance to heat and can satisfactorily bond wood at low moisture contents. They are capable of setting at low temperatures and can bond woods that tend […]
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Forest Products Journal | 1952 |
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Casein-Dialdehyde Starch Adhesives for Wood
Formulations of casein with the non-volatile polyaldehyde dialdehyde starch (DAS), were evaluated as wood adhesives. Factors studies included the use of dry or solubilized DAS in adhesive formulations, ratio of […]
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Forest Products Journal | 1963 |
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Catalytic Effects of Extractives from Pressure-Refined Fiber on the Gel Time of Urea-Formaldehyde Resin
Pressure-refined fiber of five low-grade southern hardwoods — tupelo, hickory, white oak, red oak and sweetgum — and loblolly pine was extracted nonsequentially with ethanol and with water. The amount […]
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Forest Products Journal | 1980 |
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Catalyzed PVA Emulsions as Wood Adhesives
This paper deals with the testing of PVA emulsion adhesives. Two catalyzed PVA emulsion adhesives were used along with two resorcinol-formaldehyde adhesives and an uncatalyzed PVA adhesive for comparative purposes. […]
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Forest Products Journal | 1967 |
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Causes of Radio Frequency Burns in Edge-Glued Joints
The occurrence of radio frequency burns in urea gluelines for edge gluing lumber was studied for relationship with glue conductivity, electrode voltage, RF frequency, moisture in the glueline, and wood […]
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Forest Products Journal | 1965 |
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Cellulose Fiber Cores for Molding
The aim of this study was to manufacture high-strength articles using common box-making techniques, presumably of the paper setup box type whereby a low cost core or preform could be […]
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Forest Products Journal | 1955 |
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Chemical and mechanical aspects of HMR primer in relationship to wood bonding
The mechanism by which hydroxymethylated resorcinol (HMR) primer improves the durability of various adhesives to wood has been hypothesized as covalent chemical links between the adhesive and primer and possibly […]
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Forest Products Journal | 2005 |
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Chemical Foam Extension of Urea-Formaldehyde Glues
Fillers and extenders are used in resin adhesives to control certain properties and lower the cost per glue line. Shell flours help body the resin and reduce the danger of […]
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Forest Products Journal | 1958 |
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Chemical Interaction of Ammonium Salt Fire Retardants and Resorcinol Resin Adhesives
The effects of ammonium salt fire-retardant chemicals on the pH and gelation rate of resorcinol-resin adhesives were attributed to the ammonium ion-formaldehyde interaction. Undesirable reactions were initiated when ammonium ions […]
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Forest Products Journal | 1966 |
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Commercial trials of a lignin-phenolic waferboard adhesive
Work at Forintek has shown that a new ammonium-based spent sulfate liquor (SSL) phenol-formaldehyde (PF) acid dispersion adhesive (NH4SSL-PF) had curing properties similar to commercial PF surface resin used for […]
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Forest Products Journal | 1991 |
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Comparative study of four adhesives used as binder in engineered wood parquet flooring
Engineered Wood Parquet Flooring (EWF) is gaining popularity since it appeared in Europe in the 1970s. In 1999, two-thirds of the wood parquet installed in Europe was EWF; in the […]
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Forest Products Journal | 2003 |
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Comparison of Curing and Bonding Properties of Particleboard and Waferboard Type Phenolic Resins
Differential scanning calorimetry (DSC) was used to compare the curing reactions of a powdered novolac and a powdered resol phenolformaldehyde resin, and the results were applied to composite board production. […]
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Forest Products Journal | 1979 |
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Comparison of strandboards made with phenol-formaldehyde resin and resins modified with TVA acid-hydrolysis lignin
Lignin was extracted from four wood hydrolysis residues with a yield of 10 to 37 percent, dry residue weight basis. The lignins varied in number average molecular weight from 550 […]
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Forest Products Journal | 1994 |
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Comparison of Wet and Dry Desiccator Test Methods for Formaldehyde Emission from UF-Bonded Wood Products
A dry bisulfite-impregnated glass fiber collector was used in the desiccator test for measuring formaldehyde emission from six different commercial wood products. The correlation factor between the wet and dry […]
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Forest Products Journal | 1983 |
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Compatibility of nonacidic waterborne preservatives with phenol-formaldehyde adhesive
Thirteen nonacidic waterborne preservatives were investigated for their compatibility with phenol-formaldehyde adhesive on aspen veneer treated with the preservatives to retentions of 0.2, 0.4, and 0.6 pcf. Of these preservatives, […]
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Forest Products Journal | 1990 |
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Compatibility of Southern Hardwoods with Portland Cement
The compatibility of 12 hardwood species with portland cement was examined by monitoring hydration parameters of temperature and the time required to reach maximum temperature. An inhibitory index for each […]
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Forest Products Journal | 1984 |
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Component Variables on Properties of Particleboard for Exterior Use
This study of exterior-type particleboard was designed to evaluate the influence of the major component variables and end-use properties. A “standard” 40 lb./cu.ft. Douglas-fir flakeboard was manufactured, containing 6 percent […]
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Forest Products Journal | 1966 |