影响热处理木材力学性能的主要工艺因素

被引:27
作者
龙超
郝丙业
刘文斌
雷得定
机构
[1] 永港伟方(北京)科技股份有限公司
关键词
木材热处理; 力学性能; 影响因素;
D O I
10.19455/j.mcgy.2008.01.014
中图分类号
S781 [木材学];
学科分类号
082902 ;
摘要
分析热处理木材力学性能发生改变的原因及其与热处理工艺条件的关系。通过对桦木热处理工艺的研究,获得优化的工艺参数,即在180℃时,处理时间不宜超过2.5 h;200℃时处理时间不宜超过1 h;应用硼酸钠缓冲溶液浸注木材,可减缓木材热降解程度。
引用
收藏
页码:43 / 45
页数:3
相关论文
共 9 条
[1]   热处理过程中杉木压缩木材的材色及红外光谱 [J].
王洁瑛 ;
赵广杰 ;
中野隆人 .
北京林业大学学报, 2001, (01) :59-64
[2]  
Mechanical behaviour of Québec wood species heat-treated using ThermoWood process[J] . Jun Li Shi,D. Kocaefe,J. Zhang.Holz als Roh- und Werkstoff . 2007 (4)
[3]   Effects of heat treatment on brittleness of Styrax tonkinensis wood [J].
Phuong, Le Xuan ;
Shida, Satoshi ;
Saito, Yukie .
JOURNAL OF WOOD SCIENCE, 2007, 53 (03) :181-186
[4]  
Crystalline structure of heat-treated Scots pine[Pinus sylvestris L.] and Uluda? fir[Abies nordmanniana (Stev.) subsp. bornmuelleriana (Mattf.)] wood[J] . Wood Science and Technology . 2007 (3)
[5]   Effect of high temperature treatment on the mechanical properties of birch (Betula papyrifera) [J].
Poncsak, Sandor ;
Kocaefe, Duygu ;
Bouazara, Mohamed ;
Pichette, Andre .
WOOD SCIENCE AND TECHNOLOGY, 2006, 40 (08) :647-663
[6]  
Determination of formic-acid and acetic acid concentrations formed during hydrothermal treatment of birch wood and its relation to colour, strength and hardness[J] . Bror Sundqvist,Olov Karlsson,Ulla Westermark.Wood Science and Technology . 2006 (7)
[7]   Variations in compression strength and surface roughness of heat-treated Turkish river red gum (Eucalyptus camaldulensis) wood [J].
Unsal, O ;
Ayrilmis, N .
JOURNAL OF WOOD SCIENCE, 2005, 51 (04) :405-409
[8]   Magnetic resonance studies of thermally modified wood [J].
Sivonen, H ;
Maunu, SL ;
Sundholm, F ;
Jämsä, S ;
Viitaniemi, P .
HOLZFORSCHUNG, 2002, 56 (06) :648-654
[9]   Bending strength and toughness of heat-treated wood [J].
Kubojima, Y ;
Okano, T ;
Ohta, M .
JOURNAL OF WOOD SCIENCE, 2000, 46 (01) :8-15