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| Title | Publication | Publish Year |
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Leaching studies and fungal resistance of potential new wood preservatives
New inorganic wood preservatives based on chromated copper arsenate (CCA) have been formulated by replacing arsenic with molybdenum (Mo), tungsten (W), or zinc (Zn) phytate. The new preservatives are expected […]
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Forest Products Journal | 2005 |
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Leaching Tests on Copper-Chromium-Arsenic Preservatives
Tests of the leaching of CCA preservatives indicate that solution concentration, chromium content, solution acidity, and drying time of the treated material all have a definite influence on leaching resistance. […]
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Forest Products Journal | 1969 |
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Location of Pentachlorophenol By Electron Microprobe and Other Techniques in Cellon Treated Douglas-Fir
Specimens of Douglas-fir were analyzed to determine the exact location and concentration of pentachlorophenol (PCP) after pressure impregnation by the Cellon process. Results from staining with chlordioxide and dimethylanilin indicated […]
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Forest Products Journal | 1971 |
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Long Term Effect of Preservatives on Gluelines in Laminated Beams
This paper describes results of a study on laminated wood treated after gluing and then aged up to 20 years before it was tested. It is concluded that wood properly […]
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Forest Products Journal | 1967 |
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Long-term strength of CCA-treated lumber
The effect of chromated copper arsenate (CCA) treatment on the bending duration-of-load (DOL) characteristics of 2 by 4 southern pine lumber was studied. Previous DOL studies have used untreated lumber. […]
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Forest Products Journal | 1989 |
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Loss in Stiffness Evaluates Decay Resistance of Wood Treated with Copper Naphthenate
Inception of wood decay was measured by loss in stiffness of western white pine beams exposed to wood-destroying fungi. Beams 12 cm. long and 4 by 7 mm. in cross […]
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Forest Products Journal | 1959 |
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Loss of Creosote from Douglas-Fir Marine Piles
Three Douglas-fir marine piles were sampled for creosote content soon after pressure treatment to a minimum retention of 20 pounds of creosote per cubic foot of wood in the outer […]
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Forest Products Journal | 1977 |
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Lumber Stains and Their Control in Northern White Pine
Northern white pine (Pinus strobus L.) logs and lumber frequently develop stains which reduce their value. Losses from staining have increased with increased summer logging and from increased proportions of […]
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Forest Products Journal | 1953 |
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Lumber Treatment By the Vacuum Process
Vacuum process of treating wood with preservatives involves: 1) An initial vacuum to remove air from the cells of wood with either simultaneous or subsequent filling of the chamber with […]
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Forest Products Journal | 1958 |
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Manufacturers’ perceptions about using treated wood in children’s playground equipment
In this study, a companion piece to a previous examination of children?s playground equipment buyer perspectives, we investigate what children?s playground equipment manufacturers think about using treated wood. The research […]
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Forest Products Journal | 2005 |
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Marine Wood Chafing: An Illustrated Comment
Although pressure treatment with preservatives effectively protects Douglas-fir from biological deterioration, the treatment penetrates only the narrow sapwood band, leaving the heartwood core untreated. This core is frequently exposed by […]
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Forest Products Journal | 1985 |
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Measuring the Effectiveness of Water-Repellent Preservatives
Four years of outdoor exposure tests and laboratory tests were conducted at the Forest Products Laboratory to determine which laboratory methods are the most accurate in measuring the effectiveness of […]
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Forest Products Journal | 1961 |
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Methods for Control of Insects Attacking Green Logs and Lumber
Investigations conducted during the period 1944 to 1951 have shown that benzene hexachloride when properly applied, is effective in preventing attack by ambrosia beetles, bark beetles, and wood borers on […]
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Forest Products Journal | 1952 |
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Methyl Bromide Eradication of the Oak Wilt Fungus from Red and White Oak Logs
Oak wilt occurs in portions, of the oak-growing regions of North America. To date, the disease has not been reported in Europe, but is of concern to member nations of […]
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Forest Products Journal | 1985 |
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Methyl bromide fumigation to control non-microbial discolorations in western hemlock and red alder
Methyl bromide fumigation was investigated as a means to control discolorations in red alder and western hemlock. Freshly sawn red alder and western hemlock logs were fumigated in a commercial […]
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Forest Products Journal | 1994 |
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Methyl Bromide Treatment of Oak Wilt Infected Logs: Laboratory and Preliminary Field Fumigations
Concern over accidental introduction of the oak wilt fungus (Ceratocystis fagacearum) into oak-importing nations has prompted a study supported by the U.S. National Lumber Exporters Association to assess the efficacy […]
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Forest Products Journal | 1982 |
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Micro-Bioassay of Pentachlorophenol Within Wood Cell Walls
The effects of sub-lethal quantities of pentachlorophenol (PCP) on decay fungal activity in wood were explored for their ability to serve as indicators of PCP distribution in cell walls. Weight-loss […]
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Forest Products Journal | 1975 |
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Microbiological Metabolism of Creosote
Pressure impregnation of wood with creosote is the most effective treatment known for preventing attack by marine borers. However, in a harbor environment, creosote in wood pilings undergoes a chemical […]
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Forest Products Journal | 1966 |
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Microscopic Examination of Pressure-Treated Wood
A variety of softwoods and hardwoods were pressure treated with creosote or pentachlorophenol dissolved in aromatic gas oil. They were sectioned for microscopical examination and photographed in color. Creosote and […]
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Forest Products Journal | 1969 |
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Migration of iron and manganese into CCA-treated wood in soil contact and the resulting error in leaching results when using energy dispersive x-ray fluorescence spectrometers
In a laboratory leaching study, we found that chromated copper arsenate (CCA) treated wood, which had been exposed to one of five soils examined, unexpectedly appeared to gain significant Cr […]
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Forest Products Journal | 2003 |
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Minimizing Face Checking of Plywood
A study of face checking in cold-pressed Douglas-fir plywood examined the contributing effects of grain (coarse, fine), quality of peel, (lathe check depth), moisture content at time of manufacture, and […]
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Forest Products Journal | 1955 |
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Modeling data from stake tests of waterborne wood preservatives
A number of alternative methods for modeling and interpreting stake test data have been proposed in the literature, but none has gained widespread use by the wood preservation research community. […]
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Forest Products Journal | 1995 |
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Moisture Content in a Wood Foundation Wall
A treated wood basement foundation was installed and instrumented to measure moisture content (MC) and temperature of wood below grade. The test wall was unfinished on the interior side. On […]
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Forest Products Journal | 1985 |
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Moisture Content Variation in Treated and Untreated Eucalypt Poles
Moisture content measurements were made over a period of 5 years on nine preservatively treated and untreated messmate (Eucalyptus obliqua) poles. The poles were installed at a test site near […]
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Forest Products Journal | 1973 |
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Movement and Persistence of Chloropicrin Fumigant in Western Redcedar Poles
Fumigant treating has been effective in eradicating decay fungi causing internal decay in Douglas-fir poles but its suitability for western redcedar, whose heartwood is virtually impermeable to liquid preservatives, was […]
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Forest Products Journal | 1982 |