CLASSIFICATION OF JAPANESE SOFTWOOD SPECIES BY PYROLYSIS GAS-CHROMATOGRAPHY

被引:13
作者
KURODA, KI
YAMAGUCHI, A
机构
[1] Wood Chemistry, Institute of Agricultural and Forest Engineering, University of Tsukuba, Tsukuba, Ibaraki, 305
关键词
CURIE-POINT; LIGNIN; JAPANESE SOFTWOOD; PYROLYSIS;
D O I
10.1016/0165-2370(94)00828-O
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
Japanese softwoods were pyrolyzed at 500 degrees C for 4 s. The resultant pyrolysates were analyzed by gas chromatography. All the softwoods yielded the same lignin-derived monomer pyrolysis products, 21 guaiacyl and four p-hydroxyphenyl type products. The profiles of lignin fragmentation patterns and the levels of the main lignin-derived products in the pyrolysates allowed the classification of the Japanese softwood pyrograms into three types.
引用
收藏
页码:51 / 59
页数:9
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