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Thermal softening of rattan canes: influence of the hemi cellulose-lignin matrix

Thermal softening of rattan canes: influence of the hemi cellulose-lignin matrix J. Bamboo and Rattan , Vol. 1, No. 4, pp. 317– 331 (2002) Ó VSP 2002. Also available online - www.vsppub.com Thermal softening of rattan canes: in uence of the hemi cellulose-lignin matrix W. P. ABASOLO 1 ; ¤ , M. YOSHIDA 2 , H. YAMAMOTO 2 and T. OKUYAMA 2 1 Department of Forest Products and Paper Science, College of Forestry and Natural Resources, University of the Philippines Los Baños, Laguna 4031, Philippines 2 Bio-material Physics Laboratory, Graduate School of Bioagricultural Sciences, Nagoya University, Chikusa, Nagoya 464-8901, Japan Abstract —The in uence of the hemicellulose– lignin matrix of the cell wall of eight rattan species on the thermal softening of cane was evaluated using the creep compliance test. Extractive free samples were Ž rst prepared using ethanol– benzene. This was followed with the chemical analysis of the rattan cell wall using standard procedures used in wood. Results revealed that the cell wall is 42– 53% alpha-cellulose, 19– 27% hemicellulose and 20– 40% lignin. The creep compliance test showed the softening behaviour of the samples due to the application of heat. Softening occurred from 70– 85 ± C for extractive-free, 75– 95 ± C for holocellulose and 100 http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Journal of Bamboo and Rattan Brill

Thermal softening of rattan canes: influence of the hemi cellulose-lignin matrix

Journal of Bamboo and Rattan , Volume 1 (4): 317 – Jan 1, 2002

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Publisher
Brill
Copyright
© 2002 Koninklijke Brill NV, Leiden, The Netherlands
ISSN
1569-1586
eISSN
1569-1594
DOI
10.1163/15691590260470429
Publisher site
See Article on Publisher Site

Abstract

J. Bamboo and Rattan , Vol. 1, No. 4, pp. 317– 331 (2002) Ó VSP 2002. Also available online - www.vsppub.com Thermal softening of rattan canes: in uence of the hemi cellulose-lignin matrix W. P. ABASOLO 1 ; ¤ , M. YOSHIDA 2 , H. YAMAMOTO 2 and T. OKUYAMA 2 1 Department of Forest Products and Paper Science, College of Forestry and Natural Resources, University of the Philippines Los Baños, Laguna 4031, Philippines 2 Bio-material Physics Laboratory, Graduate School of Bioagricultural Sciences, Nagoya University, Chikusa, Nagoya 464-8901, Japan Abstract —The in uence of the hemicellulose– lignin matrix of the cell wall of eight rattan species on the thermal softening of cane was evaluated using the creep compliance test. Extractive free samples were Ž rst prepared using ethanol– benzene. This was followed with the chemical analysis of the rattan cell wall using standard procedures used in wood. Results revealed that the cell wall is 42– 53% alpha-cellulose, 19– 27% hemicellulose and 20– 40% lignin. The creep compliance test showed the softening behaviour of the samples due to the application of heat. Softening occurred from 70– 85 ± C for extractive-free, 75– 95 ± C for holocellulose and 100

Journal

Journal of Bamboo and RattanBrill

Published: Jan 1, 2002

Keywords: holocellulose; creep compliance; maximums softening.; Thermal softening; lignin; extractive-free sample; hemicellulose; alpha-cellulose

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