Influence of Manufacturing Environment on Delamination of Mixed Cross Laminated Timber Using Polyurethane Adhesive
نویسندگان
چکیده
To investigate the influence of manufacturing environment on bonding performance mixed cross laminated wood (CLT) using polyurethane (PUR) adhesive, a boiling water soak delamination test according to temperature and relative humidity was conducted. The 5-ply CLT consisted Japanese Larch for external middle layer yellow poplar internal layer. PUR adhesives with different opening times 10 30 minutes were used. manufactured pressing environments summer winter. In case environment, rate time 4 hours adhesive open met requirements KS F 2081. winter didn’t meet standard. However, it possible confirm effect improving by adjusting under conditions. PUR, indirect moisture supply methods 11.2% better than direct methods. As result in same condition found that influences performance.
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ژورنال
عنوان ژورنال: Journal of the Korean wood science and technology
سال: 2022
ISSN: ['1017-0715', '2233-7180']
DOI: https://doi.org/10.5658/wood.2022.50.3.167