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| Title | Publication | Publish Year |
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Supplementing Wood with Metal in Furniture Manufacturing
Furniture manufacturers have several problems to contend with. Increasing competition from metal furniture and the growing scarcity of high grades of furniture species are among these problems. In order to […]
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Forest Products Journal | 1949 |
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Surface tension, adhesive wettability, and bondability of artificially weathered CCA-treated southern pine
The surface tension, adhesive wettability, and bondability of chromated copper arsenate (CCA)-treated southern pine, exposed to artificial accelerated weathering, was evaluated to examine the recycling potential of weathered CCA-treated wood […]
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Forest Products Journal | 1997 |
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Survey of Factors Affecting Strength Tests of Glue Joints
A survey of conventional glueline test techniques showed that all of the methods are subject to stress concentrations initiated during testing, and failure in a test specimen may be by […]
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Forest Products Journal | 1955 |
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Synthesizing Phenol-Formaldehyde Resins for Controlled Dryout Resistance
A novel method for the synthesis of phenol formaldehyde resin adhesives having controlled resistance to gluing dryout is described and evaluated. The concept involves preparation of essentially linear and non-crosslinking […]
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Forest Products Journal | 1976 |
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Tannin Formaldehyde Adhesive for Exterior Grade Plywood and Particleboard Manufacture
Tannin-formaldehyde adhesives were developed for the manufacture of exterior-grade plywood and particleboard. The sole resin component used was a commercial spray-dried tannin powder extracted from Acacia negra bark from plantations […]
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Forest Products Journal | 1980 |
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Techniques for Bonding Metals and Plastics to Wood
Metal or plastic surfaces to be bonded to wood must be free of oil and grease. Metal must also be free of loose oxides. Chemical cleaning of metal surfaces is […]
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Forest Products Journal | 1953 |
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Techniques for Drying Thick Southern Pine Veneer
This paper is the second of four describing a system for manufacturing laminated beams of uniformly high strength from southern pine boltwood. Heart-center cants in sizes from 4 by 4 […]
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Forest Products Journal | 1964 |
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Tensile Strength of Scarf Joints in Southern Pine
Factors such as slope of scarf, wood density, matching annual rings, and some gluing variables were studied. Joint strength of plain scarf joints in southern pine varied markedly with slope […]
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Forest Products Journal | 1959 |
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Test for Measuring Formaldehyde Emission from Formaldehyde Resin Bonded Particleboards and Plywood
The amount of free formaldehyde in particleboard and plywood was quantitatively determined by heating, under vacuum, a sample of ground board and absorbing the liberated in formaldehyde in water. The […]
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Forest Products Journal | 1972 |
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The Cyclical Exposure Test as a Tool in Laminating Quality Control
The development of cyclical exposure tests at the Puget Sound Naval Shipyard for evaluating the performance of laminated material (especially white oak) is reviewed for the period 1946-1954. Initially, a […]
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Forest Products Journal | 1954 |
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The Determination of Caustic Catalyzed Phenol Formaldehyde Resin in Wood Products
A series of hardwood and softwood samples containing varying levels of caustic catalyzed phenol formaldehyde resins were ashed at 550?C. for 4-8 hours, treated with sulfuric acid to help combust […]
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Forest Products Journal | 1973 |
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The Dielectric Properties of Resin Glues for Wood
Conductivity at constant temperature for the resorcinol and phenol formaldehyde adhesives tested shows no variations with time during working life. For urea adhesives, the conductivity decreased with time by 10 […]
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Forest Products Journal | 1957 |
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The Effect of Boring Speed and Feed Rate on the Strength of Glued Dowel Joints in Tension
Extensive tests were made to determine the effect of boring speed and feed speed on the strength of glued dowel joints. The experimental work was performed on specimen holes bored […]
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Forest Products Journal | 1956 |
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The Effect of Dryer Temperatures Upon the Gluing Properties of Douglas- Fir Veneer
Drying Douglas fir veneer commercially at temperatures ranging up to 394?F. is believed to be the cause of problems in the gluing of plywood. Dryer temperatures of 330?, 444?, and […]
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Forest Products Journal | 1957 |
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The Effect of Glue-Line Properties on the Strength of Thin Veneer Laminates
A comparison was made of the Young’s static modulus of elasticity in bending of yellow poplar (Liriodendron tulipifera L.) beams laminated with veneers of various thicknesses and bonded with a […]
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Forest Products Journal | 1950 |
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The Effect of Urea-Formaldehyde Resin Viscosity on Plywood Bond Durability
This study explores possible reasons for durability variation in the performance of urea-formaldehyde resin samples which were aged to various viscosity levels. The experiment had two phases. In the first […]
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Forest Products Journal | 1965 |
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The Effects of Moisture Content and Machining of Wood on RF Gluing Processes
Theoretical and practical aspects of radio frequency (RF) gluing problems stemming from improper moisture content and machining are discussed. It was shown theoretically that RF power absorbed by wood tends […]
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Forest Products Journal | 1954 |
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The effects of soy protein additions on the reactivity and formaldehyde emissions of urea-formaldehyde adhesive resins
Urea-formaldehyde (UF) resins were modified with soy protein, hydrolyzed soy protein, soy flour, or casein, at 1.5 to 50 percent of UF solids, to determine if modifying the resins would […]
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Forest Products Journal | 1999 |
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The effects of species, adhesive type, and cure temperature on the strength and durability of a structural finger-joint
This research project evaluated the effects of adhesive type, wood species, and cure temperature on the strength and durability properties of a finger-joint. The adhesives were a resorcinol-formaldehyde (RF), a […]
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Forest Products Journal | 2004 |
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The effects of spray-drying parameters on some chemical and physical characteristics of powdered phenol-formaldehyde resins
Liquid phenol-formaldehyde resin was synthesized and converted to the powdered form using a laboratory-scale spray-dryer. Drying parameters were varied to assess their effects on selected chemical and physical properties of […]
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Forest Products Journal | 1996 |
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The Effects of Temperature and Humidity on Formaldehyde Emission from UF-Bonded Boards: A Literature Critique
An analysis has been conducted on available data related to temperature and humidity effects on formaldehyde concentrations that are produced by emission from particleboard and hardwood plywood paneling. Temperature changes […]
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Forest Products Journal | 1985 |
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The Fatigue Strength of Two-Pin Moment Resisting Dowel Joints
The fatigue resistance of 33 T-type two-pin moment- resisting dowel joints was investigated. All specimens were constructed of sugar maple (0.75 inches thick) conditioned to 7 percent M.C. Two 2 […]
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Forest Products Journal | 1970 |
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The Gluability of Fire-Retardant Treated Wood
This study concerns the investigation of gluing of fire- retardant treated wood; more specifically, with hardwood plywood made from treated yellow birch veneer. Three commercial fire-retardant formulations at three different […]
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Forest Products Journal | 1963 |
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The Gluing of Hardboards with Polyvinyl Acetate Emulsions and Resorcinol-Formaldehyde Resins
Suggests use of cold setting high strength adhesives gluing hardboard to hardboard and hardboard to wood. Characteristics, advantages, and disadvantages of polyvinyl acetate emulsions and resorcinol-formaldehyde resins are discussed. All […]
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Forest Products Journal | 1955 |
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The Gluing of Preservative-Treated Wood for Severe Service Conditions
Laminated members in boat construction, bridge timbers, docks, and poles are susceptible to severe decay. Treatment with preservatives is very effective in controlling such decay. There are practical reasons for […]
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Forest Products Journal | 1953 |