Applied Research on Modified Polyacrylonitrile Fiber with Collagen

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The surface modification process for polyacrylonitrile fiber which was hydrolyzed first, and then grafted with collagen was studied. The optimum process was as follows: concentration of alkaline 12%, time 10min, temperature 80°C, ratio of water and PAN fiber was 100:1. The method for surface modification of polyacrylonitrile fiber was determined from comparative analysis, and the optimum process: collagen solution concentration at 5%, pick-up at 900%, pre-baking 15min at 70°C, baking 15min at 110°C. Compared with original polyacrylonitrile fiber,the breaking strength and elongation of collagen modified polyacrylonitrile fiber decreased, while the moisture regain increased from 2% to 6.1%.

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555-558

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November 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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