NEAR-INFRARED SPECTRUM OF CELLULOSE - NEW METHOD FOR OBTAINING CRYSTALLINITY RATIOS

被引:26
作者
BASCH, A [1 ]
WASSERMAN, T [1 ]
LEWIN, M [1 ]
机构
[1] ISRAEL FIBER INST, JERUSALEM, ISRAEL
关键词
CRYSTALLINITY RATIO;
D O I
10.1002/pol.1974.170120601
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Absorption bands in the near-infrared (NIR) spectrum of cellulose were correlated with crystalline and noncrystalline regions and used to derive a new crystallinity ratio. NIR crystallinity ratios of both natural and regenerated celluloses were measured and compared with x-ray diffraction values. The data indicates that the NIR crystallinity ratio may also depend upon crystallite size.
引用
收藏
页码:1143 / 1150
页数:8
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