Search Results - "Pichelin, F"

The role of wood extractives in structural hardwood bonding and their influence on different adhesive systems by Bockel, S., Mayer, I., Konnerth, J., Harling, S., Niemz, P., Swaboda, C., Beyer, M., Bieri, N., Weiland, G., Pichelin, F.

“…Bonding of hardwood for structural applications is a complex process. Various factors influence the bond performance and the interface area is considered the…”
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Modifying elastic modulus of two-component polyurethane adhesive for structural hardwood bonding by Bockel, S., Harling, S., Konnerth, J., Niemz, P., Weiland, G., Hogger, E., Pichelin, F.

“…Subject to this study is the modification of an experimental two-component polyurethane (2C PUR) as an alternative adhesive for structural hardwood bonding…”
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Influence of wood extractives on two-component polyurethane adhesive for structural hardwood bonding by Bockel, S, Mayer, I, Konnerth, J, Niemz, P, Swaboda, C, Beyer, M, Harling, S, Weiland, G, Bieri, N, Pichelin, F

“…When bonding wood for structural applications, the wood-adhesive bond is influenced by a variety of factors. Besides the physical and mechanical properties of…”
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CP-MAS C NMR and FT-IR investigation of the degradation reactions of polymer constituents in wood welding by Delmotte, L, Ganne-Chedeville, C, Leban, J M, Pizzi, A, Pichelin, F

“…The essential chemical modifications involving the polymeric constituents of wood in friction welding occur in the first 5-6s slowing down or even stopping…”
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Enhancing the Exterior Performance of Wood Joined by Linear and Rotational Welding by Pizzi, A., Mansouri, H. R., Leban, J. M., Delmotte, L., Pichelin, F.

“…Application of rosin, a wood derived, non-toxic, natural, inexpensive and easily and abundantly available natural material, to the wood faces to be joined by…”
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Enhancing water resistance of welded dowel wood joints by acetylated lignin by Pizzi, A., Zhou, X., Navarrete, P., Segovia, C., Mansouri, H.R., Placentia Pena, M.I., Pichelin, F.

“…Low molecular mass acetylated organosolv lignin from wheat straw and from depolymerised low sulphur organosolv wood lignin have been shown to markedly improve…”
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Structural beams from thick wood panels bonded industrially with formaldehyde-free tannin adhesives by Pichelin, F, Nakatani, M, Pizzi, A, Wieland, S, Despres, A, Rigolet, S

“…Mimosa tannin hardened with hexamine at pH 10 has shown both at the laboratory and industrial level to be a formaldehyde-free system, within the limits of…”
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Parameters influencing wood-dowel welding by high-speed rotation by Kanazawa, F., Pizzi, A., Properzi, M., Delmotte, L., Pichelin, F.

“…Oven-dry dowels, insertion of hot dowels, cross-cut dowels, substrate holes of step-decreasing diameter as a function of depth, use of ethylene glycol or other…”
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Wood dowel bonding by high-speed rotation welding by Pizzi, A., Leban, J.-M., Kanazawa, F., Properzi, M., Pichelin, F.

“…High-speed rotation-induced wood dowel welding, without any adhesive, is shown here to rapidly yield wood joints of considerable strength. The mechanism of…”
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Wood bonding by vibrational welding by Gfeller, B., Zanetti, M., Properzi, M., Pizzi, A., Pichelin, F., Lehmann, M., Delmotte, L.

“…-Mechanically-induced wood welding, without any adhesive, is shown here to rapidly yield wood joints satisfying the relevent requirements for structural…”
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X-ray microdensitometry analysis of vibration-welded wood by Leban, J.-M., Pizzi, A., Wieland, S., Zanetti, M., Properzi, Pichelin, F.

“…X-ray microdensitometry tests on vibration-welded hardwoods (beech and oak) and a softwood (spruce) showed that adhesion of wood surfaces by vibration welding…”
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Characterization of wood-adhesive bonds in wet conditions by means of nanoindentation and tensile shear strength by Bockel, Stefan, Harling, S., Grönquist, P., Niemz, P., Pichelin, F., Weiland, G., Konnerth, Johannes

“…The performance of adhesive-hardwood bonds can often be sensitive to humidity and temperature variation. Therefore, it is frequently challenging to achieve…”
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Formaldehyde-Free Dimethoxyethanal-Derived Resins for Wood-Based Panels by Properzi, M., Wieland, S., Pichelin, F., Pizzi, A., Despres, A.

“…Here we report on the results of a research project focused on the reduction of formaldehyde emissions from wood-based panels, by using a novel set of adhesive…”
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Wood Welding: Chemical and Physical Changes According to the Welding Time by Ganne-Chédeville, C., Properzi, M., Leban, J.-M., Pizzi, A., Pichelin, F.

“…Wood welding using linear friction is a technique that has been developed in the past five years. The goal of this study was to analyze the microstructure…”
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Wood Welded Connections: Energy Release Rate Measurement by Ganne-Chédeville, C., Duchanois, G., Pizzi, A., Pichelin, F., Properzi, M., Leban, J.-M.

“…The energy release rates of beech specimens bonded by linear friction welding were determined using double cantilever beam (DCB) tests. The analysis of the…”
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Microcrystallinity and colloidal peculiarities of UF/isocyanate hybrid resins by Wieland, S., Pizzi, A., Grigsby, W., Warnes, J., Pichelin, F.

“…Combined mixtures of polymeric diphenylmethane diisocyanates (pMDI) with Urea‐formaldehyde‐resins (UF) adhesives for wood panels are shown (a) by X‐ray…”
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CP-MAS 13C NMR and FT-IR investigation of the degradation reactions of polymer constituents in wood welding by Delmotte, L., Ganne-Chedeville, C., Leban, J.M., Pizzi, A., Pichelin, F.

“…The essential chemical modifications involving the polymeric constituents of wood in friction welding occur in the first 5–6 s slowing down or even stopping…”
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Predicting the Thermal Behaviour of Wood During Linear Welding Using the Finite Element Method by Ganne-Chédeville, C., Duchanois, G., Pizzi, A., Leban, J.-M., Pichelin, F.

“…A numerical model to simulate the temperature behaviour of wood welding samples during the welding process was developed to understand the influence of…”
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Vibration welding of heat-treated wood by Boonstra, M., Pizzi, A., Ganne-Chedeville, C., Properzi, M., Leban, J. M., Pichelin, F.

“…Vibration welding of wood that has been preheated according to an industrial two-step process indicates that such wood can be welded and can yield welded…”
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The reaction in water of UF resins with isocyanates at short curing times: A 13C NMR investigation by Wieland, S., Pizzi, A., Hill, S., Grigsby, W., Pichelin, F.

“…CP MAS 13C NMR spectra of hardened resins have shown that urethane bridges derived from the reaction of the isocyanate group with the hydroxymethyl group of…”
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