MODIFICATION OF COTTON, RAYON AND SILK FIBERS BY RADIATION-INDUCED GRAFT CO-POLYMERIZATION

被引:14
作者
BASHAR, AS [1 ]
KHAN, MA [1 ]
ALI, KMI [1 ]
机构
[1] BANGLADESH ATOM ENERGY COMMISS,INST NUCL SCI & TECHNOL,RADIAT CHEM LAB,DHAKA,BANGLADESH
来源
RADIATION PHYSICS AND CHEMISTRY | 1995年 / 45卷 / 05期
关键词
D O I
10.1016/0969-806X(94)00094-Z
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Methylmethacrylate (MMA) has been grafted onto cotton, rayon and silk yarns by irradiation with Co-60 gamma source in the presence of methanol used as swelling solvent at different proportions with the bulk monomer MMA. The highest grafting occurred with silk (35%) followed by rayon (22%) acid the least grafting was with cotton yarn (17%). Dose rate 200 krad/h was found to yield the best results at a total dose of 500 krad. Incorporation of minute amount (1%, v/v) of an additive into MMA + MeOH system enhanced both grafting acid tensile strength of the grafted yarn. It appears that the coadditive plays a better role in the grafting process for enhancing tensile strength. Water uptake and equilibrium moisture content of the grafted yarns were determined.
引用
收藏
页码:753 / 759
页数:7
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