Grafting Modification of Sesbania Gum and Sizing Performance

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Abstract:

In this study, the natural polymeric sesbania gum was modified and used as a new size for the sizing of polyester/cotton yarn (T/C yarn). Oxidative degradation of sesbania gum was carried out by using sodium hypochlorite(NaClO), resulting in chain segment with relative smaller molecular weight, then short-chain vinyl acetate was grafted onto the polymer chain of sesbania gum. The modified sesbania gum was used for sizing T/C yarn. The viscosity, thermostability of modified sesbania gum, and the breaking strength, index of hairiness, wear-resisting property of sized yarn was characterized and discussed.

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Periodical:

Advanced Materials Research (Volumes 424-425)

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1211-1214

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Online since:

January 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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