Progress 01/01/68 to 01/01/14
Outputs
OUTPUTS: Miscellaneous research projects conducted during the past year included: 1) Christopher Knowles Project: "Gap Anaylsis Research in Support of Continuing Professional and Graduate Education." - Co-organized "Greening of Structual Systems of Buildings" with colleagues in the Department of Allied Arts and Architecture at the University of Oregon and The Center for Sustainable Processes and Practices at Portland State University. The course was held on June 26, 2009 at the University of Oregon White Center in the White Stag Building in Portland, OR. This course was attended by 38 design professionals (architects, engineers, and contractors) from Oregon and Washington. Gave a 1-hour presentation on outcomes of BEST (Oregon Built Environmental and Sustainable Technologies Center) research project on greening of structural systems. Presentation by C. Theodoropoulos, C. Knowles, J. Allen, C. Griffin, B. Lockyear and K. Kamke. 2009. Greening of structural systems of buildings: What are the gaps and how can graduate education address them This was held at the Oregon BEST FEST 2009, September 14, Portland, OR. Poster presentation by B. Lockyear, C. Theodoropoulos, C. Knowles, J. Allen, C. Griffin and K. Kamke. 2009. Greening of structural systems of buildings at Oregon BEST FEST 2009, September 14, Portland, OR. 2) James E. Reeb's Project "Fuel Wood Characteristics of Northwestern Conifers and Hardwoods." PARTICIPANTS: Thomas E. McLain, Professor and Department Head, Department of Wood Science and Engineering, Oregon State University; Christopher Knowles, Assistant Professor, Department of Wood Science and Engineering, Oregon State University; and James E. Reeb, Associate Professor, Department of Wood Science and Engineering, Oregon State University. TARGET AUDIENCES: Building design and construction professionals; architectural and engineering design firms; construction contractors; material producers and suppliers; consultants and engineers in the anlaysis and design of wood-fueled heating systems. PROJECT MODIFICATIONS: Not relevant to this project.
Impacts
Undergraduate students were trained in safe and effective laboratory testing procedures.
Publications
- Knowles, C., C. Theodoropoulos, J. Allen, C. Griffin and B. Lockyear. 2009. The Green Structural Materials Gap Analysis Project: Preliminary Research Findings. Forest Business Solutions Research Brief 7(1). 2 p.
- Wilson, P.L., J.W. Funck and R.B. Avery. 2010. Fuelwood Characteristics of Northwestern Conifers and Hardwoods, Forest Research Laboratory, Oregon State University, Research Bulletin #60 (1987). Updated by D.J. Parrent, J.W. Funck, J.E. Reeb and A.M. Brackley, eds. USDA Forest Service. (In press).
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Progress 01/01/08 to 12/31/08
Outputs
OUTPUTS: Miscellaneous research projects conducted during the past year include: 1) Nairn, JA. Experiments and modeling into the material properties and mechanisms controlling internal wood checking. Local variations in anatomy and density are shown to be dominant factors in development of drying checks. 2) Morrell, JJ, NIR analysis of triazoles in wood. Analysis showed potential for improved understanding of how triazoles may work as effective decay prevention agents. 3) Gupta, R. Testing of shear walls. Racking tests of different shear wall configurations revealed insights into design specifications for wood construction. 4) Gupta, R. Seismic testing of wine racks. An innovative design of wine rack using laminated pine was tested under simulated earthquake loading and the results showed that sufficient resistance could be counted on to make the product commercially viable. 5) McLain, TE. Testing of new screw fasteners. A new structural screw design was tested and basic design information was developed. PARTICIPANTS: Thomas E. McLain, Professor and Department Head, Department of Wood Science and Engineering; John A. Nairn, Professor, Department of Wood Science and Engineering; Jeffrey J. Morrell, Professor, Department of Wood Science and Engineering and Rakesh Gupta, Professor, Department of Wood Science and Engineering. TARGET AUDIENCES: Not relevant to this project. PROJECT MODIFICATIONS: Nothing significant to report during this reporting period.
Impacts
Undergraduate students were trained in safe and effective laboratory testing procedures; client objectives were achieved.
Publications
- No publications reported this period
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Progress 01/01/07 to 12/31/07
Outputs
OUTPUTS: Miscellaneous projects during the past year included: 1) Li, K. Exploration of using soy-based adhesives in oriented strandboard. A preliminary study to identify potential chemistries that might be successful. Project is ongoing. 2) Muszynski, L. 3-D Characterization of voids in wood-plastic composites. Developed techniques for assessing void volume in oriented WPC's. 3) Gupta, R. Mechanical properties of small clear samples of Hawaiian eucalyptus. Assessed properties and compared with those of other commercial species for the purpose of potential commercialization. 4) Morrell, J. Near infrared analysis of organic biocides in wood. Preliminary studies of the ability of NIR to quantify retention of key molecules. Project is ongoing.
PARTICIPANTS: Thomas E. McLain, Principal Investigator; Kaichang Li, Associate Professor, Department of Wood Science and Engineering; Lech Muszynski, Assistant Professor, Department of Wood Science and Engineering; Rakesh Gupta, Associate Professor, Department of Wood Science and Engineering; and Jeffrey Morrell, Professor, Department of Wood Science and Engineering.
Impacts
Preliminary data have been collected to frame potential for future research hypotheses, client objectives achieved.
Publications
- No publications reported this period
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Progress 01/01/06 to 12/31/06
Outputs
Miscellaneous projects during the past year included: 1)Funck, J.W., Increased Utilization of Alaska Birch for Cut-Stock Through the Use of Alternative Edging Strategies. The goal of this project has been to investigate the feasibility of producing higher-valued products, specifically cut-stock parts, from Alaska birch (Betula papyrifera) and to develop the software and initial image database needed for future projects that will quantify potential valued-added opportunities for Alaska birch flitches. 2) Hansen, E.N., Oregon WoodFest. This is a recurring two-day event held this year on May 5-6, 2006 at the World Forestry Center in Portland, Oregon. WoodFest is intended to help Oregonians more fully appreciate wood and the forest sector's environmental and technological sophistication as well as its contributions toward maintaining a vibrant Oregon economy. A presentation by Christopher Knowles and Eric entitled 'Oregon Wood Fest: Assessing the educational experience'
was given at the Forest Products Society International Meeting, Newport Beach, California, June 26, 2006.
Impacts
There are a variety of research projects that are complete studies in themselves, or serve as preliminary investigations.
Publications
- No publications reported this period
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Progress 01/01/05 to 12/31/05
Outputs
Miscellaneous projects during the past year included: 1) Funck, J.W., Increased Utilization of Alaska Birch for Cut-Stock Through the Use of Alternative Edging Strategies. There was a technical poster presentation, Edging strategies influences on the cut-stock potential of Alaska birch, made by J.W. Funck, D.L. Nicholls, C.C. Brunner, J.E. Reeb and J.B. Forrer at the 59th International Convention of the Forest Products Society, Quebec City, Quebec, Canada on June 21, 2005. 2) Hansen, E.N., Oregon WoodFest. This is to be a regularly recurring festival, to help Oregonians more fully appreciate wood and the wood industry's environmental stewardship, economic importance, technological sophistication and educational opportunities. The festival is to be a two-day event held at the World Forestry Center in Portland, Oregon. The project has one overarching goal, to increase public appreciation for wood and its importance in Oregon culture. 3) Wilson, J.B., LCI of Wood
Products--A Cradle-to-Gate Analysis and MDF and Particleboard Processing. Phase II is to conduct research to synthesize from available sources, impacts resulting from the use of particleboard and MDF in building interiors, millwork, and furniture. The intent of this research is to document their environmental performance from resource (whether industrial wood waste or logs) through manufacturing.
Impacts
There are a variety of research projects that are complete studies in themselves, or serve as preliminary investigations.
Publications
- Puettmann, M.E. and J.B. Wilson. 2005. Life-Cyle Analysis of Wood Products: Cradle-to-Gate LCI of Residential Building Materials. Wood Fiber Sci. 37(5):18-29.
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Progress 01/01/04 to 12/31/04
Outputs
Funck, J.W. Increased Utilization of Alaska Birch for Cut-Stock Through the Use of Alternative Edging Strategies. The objectives of this project are to develop the software and initial image database needed for future projects that will quantify potential value-added opportunities for Alaska birch flitches. Alaska birch flitches have been obtained from an Alaska sawmill and digitally imaged and prepared for future projects that examine the potential of using locally produced Alaska hardwoods for value-added markets. Funding is being provided by a joint venture agreement with the USDA Forest Service. Hansen, E.N. Market Evaluation for Latin-American Certified Wood Panels (FSC) in the U.S. and Caribbean Markets. This project is designed to assist wood panel manufactures in the developing countries of Central and South America and to provide them with relevant and updated market information. Funding is being provided by the World Wildlife Fund. Wilson, J.B. LCI of Wood
Products--A Cradle-to-Gate Analysis and MDF and Particleboard Processing. The objective of this project is to develop a plan to conduct a LCI analysis for MDF and particleboard. Funding is being provided by Consortium for Research on Renewable Industrial Materials (CORRIM).
Impacts
There are a variety of research projects that are complete studies in themselves, or serve as preliminary investigations.
Publications
- No publications reported this period
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Progress 01/01/03 to 12/31/03
Outputs
Miscellaneous projects completed during the past year included pole/post preservative treatments for small-scale operations and the Oregon Wood Magic program which brought approximately 2000 elementary school students to OSU for instruction on wood as a material. The students participated in a series of exercises that included making plywood, protecting wood from fire, learning about how wood species differed, and how termites find the wood they eat. These events were designed to involve and stimulate the students while teaching them about the importance of wood in their everyday lives.
Impacts
There are a variety of research projects that are complete studies in themselves, or serve as preliminary investigations.
Publications
- No publications reported this period
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Progress 01/01/02 to 12/31/02
Outputs
Miscellaneous projects completed during the past year included: assessment of Douglas-fir pole treatability; mycological studies of surfaces treated with decay control products; assessment of ACZA treated sound walls and highway barriers on Oregon and California; studies of the migration of ACZA components in treated poles in service; an evaluation of the durability of balsa wood; intermediate-term gravity load testing of a novel interlocking floor system; testing of pole trusses, miscellaneous lumber products, glulam and OSB; tests of miscellaneous finished case goods in variable humidity and temperature conditions.
Impacts
(N/A)
Publications
- No publications reported this period
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Progress 01/01/01 to 12/31/01
Outputs
Miscellaneous projects this past year included: testing a novel interlocking construction floor system using 24 hour gravity loads to assess time-related deflection performance; destructive testing of full-sized wood bed systems including side rails and end rails; a study on the vacuum drying characteristics of small-diameter thinning from Ponderosa pine forests; soil-block tests of various composite and laminate materials; and an evaluation of the field durability of balsa wood against decay.
Impacts
(N/A)
Publications
- No publications reported this period
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Progress 01/01/00 to 12/31/00
Outputs
Projects this year included: An assessment of the potential for environmental marketing of commodity products; an expanded and updated literature review of western juniper utilization; testing of FRP-reinforced laminates; assessment of laminated truck flooring; evaluation of the durability of balsa wood; soil block tests of the efficacy of various biocides in selected western wood species; comparative durability of juniper shavings used in animal bedding; measurement of the VOC/HAP emissions from hemlock lumber during forced air drying; instrumentation for characterizing wood pole strength.
Impacts
(N/A)
Publications
- No publications reported this period
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Progress 01/01/99 to 12/31/99
Outputs
Projects this year included marine testing of wood panels for biodeterioration; a study of the processing parameters that cause checking in the face veneer of maple plywood; optical scanning of flitches sequentially sliced from small diameter logs; evaluation of re-drying schedules for ponderosa pine millwork pressure treated with waterborne preservatives; a study on the utilization potential of western juniper, especially the comparative durability of juniper for animal bedding; and the evaluation of a biological method for preventing surface decay in wood utility poles.
Impacts
(N/A)
Publications
- No publications reported this period
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Progress 01/01/98 to 12/31/98
Outputs
Miscellaneous research projects conducted in 1998 included testing of new laminated veneer structural products for bending and connection capacity, exploration of variability in VOC emissions from dry kilns, methods of drying hemlock and Gmelina and the accuracy of moisture measuring equipment. A series of short term projects involving soil block tests examined the efficacy of several potential new biocides or formulations of current commercial products, as well as the durability of various composite material products treated with water repellants and anti-stain agents.
Impacts
(N/A)
Publications
- No publications reported this period
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Progress 01/01/97 to 12/31/97
Outputs
Miscellaneous research projects conducted within the last year included the evaluation of several possible biocides for use in wood preservation, assessment of biodeterioration in wood utility poles, dowel bearing tests for LVL and structural composite lumber materials, tests of aramid-fiber reinforced beams and an evaluation of solvent-based and water-based MDI for potential as a wood preservative.
Impacts
(N/A)
Publications
- No publications reported this period
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Progress 01/01/96 to 12/30/96
Outputs
Miscellaneous research projects conducted within the last year included: drying of western juniper, evaluation of biocides for hops support strings, the identification and control of potential pests on ponderosa pine chips from Mexico, marine testing of wood panels, and an evaluation of solvent-based and water-based MDI for potential as a wood preservative.
Impacts
(N/A)
Publications
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Progress 01/01/95 to 12/30/95
Outputs
Miscellaneous projects conducted in the past year dealt with: end sealing of redalder logs and lumber; effectiveness of solid fumigants in wood poles; development of safer remedial treatments; tests of several biocides and fungal barriers; computational methods for establishing characteristic and allowable properties of structural lumber; an assessment of builder usage and perceptions of engineered wood products; steaming and drying of juniper; and an evaluation of fungicides for protecting imported radiata pine chips.
Impacts
(N/A)
Publications
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Progress 01/01/94 to 12/30/94
Outputs
Miscellaneous projects conducted in the past year dealt with the performance of glass encapsulated methyisothiocyanate for controlling decay fungi in Douglas-fir and southern pine poles; evaluating specification treatment and maintenance practices for wood utility poles; evaluating anti-stain chemicals for western species; incidence of decay above ground portion of poles; basidiomycete colonization in wood in Hawaii; a study of plastic lumber in the western US marketplace; visual laminating grades of Bahurian larch; movement of boron through Douglas fir heartwood.
Impacts
(N/A)
Publications
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Progress 01/01/93 to 12/30/93
Outputs
1) Improving the performance of wood transmission poles, Osmose Wood Preserving,Inc. and Pacific Power and Light, J. Morrell; 2) Development of improved preservatives for protection of hop vine support string, Kerr Supply Co., J. Morrell; 3) Ultimate strength of metal plate connected wood truss joints, various, R.Gupta; 4) Stiffness of LVL - a comparison of experimental methods, Willamette Industries, R. Leichti; and 5) Durability of wood blocks treated with various copper compounds, Hickson Corp, J. Morrell.
Impacts
(N/A)
Publications
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Progress 01/01/92 to 12/30/92
Outputs
1) Reactivation of three liquid phenolic adhesives, Weldwood of Canada, P.E. Humphrey; 2) Adhesive bonding evaluation system, Repap Technologies, P.E. Humphrey; 3) Species correction in electric moisture meters, Wagner Industries, M. Milota; 4) Improving the performance of wood transmission poles, Osmose, Pacific Power and Light, J. Morrell; 5) Shear resistance of walls with I-shaped 2x6 in. lumber, Louisiana-Pacific Co., R.J. Leichti and V. Eskelsen.
Impacts
(N/A)
Publications
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Progress 01/01/91 to 12/30/91
Outputs
1) Testing was done in the areas of treatments for above-ground protection of western wood species. J.J. Morrell. 2) Liquid Phenolic Adhesives. P.E. Humphrey 3)Common Market Test Programs (2x4, 2x8, 2x10) Lumber. R.J. Leichti. 4) Provision of an Adhesive Bonding Evaluation System. P.E. Humphrey. 5) Species Correcting Factors for L-600. M. Milota.
Impacts
(N/A)
Publications
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Progress 01/01/90 to 12/30/90
Outputs
Testing was done in the areas of treatments for above-ground protection of western wood species and liquid phenolic adhesives.
Impacts
(N/A)
Publications
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Progress 01/01/89 to 12/30/89
Outputs
Small contracts with industry included drying and testing of 2"x12" and 4"x12" lumber, comparison of two stringer types for use in refrigerated containers, hemicellulose analyses of rayon fiber products, testing of 40 nail-laminated posts with metal reinforced joints, an examination of various agents as retention aids during the papermaking process, and reactivities of three liquid phenolic adhesives.
Impacts
(N/A)
Publications
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Progress 01/01/88 to 12/30/88
Outputs
Small contracts with industry have included studies of repulping glass fiber, lumber bending, laminated veneer lumber, pressure or preservative treated wood, effects of thickness on lumber strength, nail-laminated posts with metal reinforced joints, aged structural members, and hemicullulose analyses of rayon fiber products.
Impacts
(N/A)
Publications
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Progress 01/01/87 to 12/30/87
Outputs
Small contracts with industry have included studies of some pulp strengths, bending properties of Douglas-fir posts, treated wood for use above ground, potential stainicides, several copper compounds as potential wood preservatives, presteaming effects on incense-cedar lumber, calibration of calibration bars for stress-rating machines, and measuring width effect on some wooden beams.
Impacts
(N/A)
Publications
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Progress 01/01/86 to 12/30/86
Outputs
Various projects have carried out under contract with industry. These were: waste water treatment plants; evaluation of pulp strengths; bend properties of posts; preservative treated wood; service of treated wood; pressure treatment cycles; effectiveness of Busan 1009; M-Gard solutions; value of industry; copper naphtenate; evaluation of Binab; paper testing; evaluation of IPBC; and ladder testing.
Impacts
(N/A)
Publications
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Progress 01/01/85 to 12/30/85
Outputs
A number of studies were carried out under contract, mainly for private firms: Evaluation of pulp strength, bending properties of treated posts, performance of wood treated with preservatives, evaluation of stainicides and kiln drying of half rounds, i.e., split Douglas-fir logs.
Impacts
(N/A)
Publications
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Progress 01/01/84 to 12/30/84
Outputs
A number of projects were carried out with or for forest products companies: Laminating of tapered oak timbers into railroad ties using pre-heating of the wood surface for setting the adhesive. Test of a new stain prevention treatment for lumber. Pine boards were treated at different levels of concentration and then exposed to the environment. Stain reduction or elimination was recorded at different exposure times. Heat transfer was measured in the pressing operation of commercial hardboard. Time temperature curves were obtained. Pulping of various grass species was carried out to develop pulp that might be blended with commercially available pulps. Blending of resins for making an experimental furnish for composition boards was done as a service to local industry.
Impacts
(N/A)
Publications
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Progress 01/01/83 to 12/30/83
Outputs
Various studies have been made under contract with industry related to: Serviceability of wood filter media in waste-water treatment plants, integrity of cooling tower material, testing effectiveness of a preservative on Douglas-fir Sapwood, weight loss of wood chips on aging.
Impacts
(N/A)
Publications
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Progress 01/01/82 to 12/30/82
Outputs
A number of research contracts have been received from industry and, in most cases, completed by providing reports on research results. The research focused on the following: processing and testing of wood chips, pulp and paper in regard to quality and yield; identification of wood species in chips and in pulps, as well as of pulp strength; evaluation of a rapid method for determining treatability of wood; dimensional changes in western Hemlock piano stock after kiln drying and machining; kiln drying of incense cedar blanks; evaluation of various extenders for phenolic adhesives; and testing of physical properties of fire-retardant wood.
Impacts
(N/A)
Publications
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Progress 01/01/79 to 12/30/79
Outputs
Strength Tests of Micro-Lam; Evaluation of Airless Spray Guns for Applying Resinto Particleboard Furnish; Develop a Time Kiln Schedule for 4/4 Oregon Ash; Nitrogen Analyses of Composite Board; Production of Pellets from Whole-tree Lodgepole Pine Chips for U.S. Forest Service; Analyses of Carbohydrate Containing Samples; Curing of Fire Retardant Resin.
Impacts
(N/A)
Publications
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Progress 01/01/78 to 12/30/78
Outputs
Research in the Field of Pulp and Paper Manufacture; Processing and Testing of Wood Chips, Pulp and Paper; Analysis of Wood Pulp and Wood chips; Serviceability of Wood Filter Media in Waste Water Treatment Plants; Identification of Wood Species in Chips and Pulps; Recycling of Waste Paper Products; Bending Tests of Small Glulam Beams to Check Repair Procedures; Hot Pressing of Composition Board; Changes in Plywood Tempertures; Some Physical and Chemical Properties of Cooling Tower Slats; Tension Testing of Wide-Width Lumber Containing Joints; Bending Properties of Round Douglas-fir Posts Treated with Preservatives; Working Stresses for Red Alder and California Black Oak Pallets; Solvent Pulping of Hardwoods and Softwoods; Strength Tests of Cooling-Tower Slats; Strength Tests of Micro-Lam; Evaluation of Airless Spray Guns for Applying Resin to Particleboard Furnish.
Impacts
(N/A)
Publications
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Progress 01/01/77 to 12/30/77
Outputs
Forest Products research supported by minor gift, grant, and contract funds. During the past year research in timber mechanics was conducted on: tension perpendicular to the grain, diaphragm tests, safe thickness for door jambs, tension tests parallel to the grain on machine graded dimension lumber, and compression tests perpendicular to the grain. Other research included a study of plywood resins with mixed phenolic byproducts, flexure and compression tests of preservative-treated marine pilings, preservative treatment of micro-lam products, tests of pulp produced from wood chips, and dimensional stability tests of wood composition board.
Impacts
(N/A)
Publications
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