INFRARED SPECTROSCOPIC STUDY OF GAMMA-IRRADIATED COTTON LINTERS

被引:3
作者
SHABAKA, AA
ELAGRAMY, AM
NADA, AMA
机构
[1] ATOM ENERGY AUTHOR,CTR NUCL REGULATORY & SAFETY,CAIRO,EGYPT
[2] NATL RES CTR,DEPT CELLULOSE PAPER,CAIRO,EGYPT
关键词
D O I
10.1016/0141-3910(91)90040-X
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Cotton linters was irradiated by a Co-60 source with various doses (5-52 Mrad). The effect of gamma-irradiation on the grafting of cotton linters with methyl methacrylate monomer (MMA) is clarified. The crystallinity index (Cr I) of irradiated samples decreases with increasing radiation dose. A new band appears at 1715 cm-1 (C = O) after irradiation. On the other hand band intensities are increased at 1600 cm-1 (RCOO) and decreased at 3350 cm-1 (OH) by irradiation.
引用
收藏
页码:327 / 333
页数:7
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