DYEING BEHAVIOUR AND COLOUR FASTNESS CHARACTERISTICS OF BLEACHED AN- AND MAN-MODIFIED JUTE FIBRE DYED WITH DIRECT DYES

Author (s): Rashidul Alam*1, M. Ibrahim H. Mondal1, M. Monjurul Ahasan2, Abu Sayed1 and M. Hameyet Hossain3
*Corresponding Author, Email: alam.rashid75@yahoo.com

 Abstract

Dyeing behaviour and colour fastness characteristics of bleached jute fibre, acrylonitrile and methacrylonitrile modified jute fibres dyed with Direct Red 28 and Direct Blue 1 in aqueous medium were investigated at the University of Rajshahi during 2004 to 2005. Dye absorption was greatly affected by the parameters variables and depended on the dye and fibre characteristics. The effective dye absorption of each dye was determined. Modification of synthetic nitric monomers, e.g. acrylonitrile and methacrylonitrile, increased the hydrophobic nature of bleached jute and hence, affected the dye absorption. Modification improved the light, wash, alkali and organic acid fastness characteristics of dyed jute fibre.

Key words: Jute fibre, Dyeing, Modification, Direct dyes, Colour fastness


J. Expt. Biosci. 3(1): January 2012 


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