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Research Article
Vol. 7, Issue 1
Cationic Modification of Grey Cotton Fabrics Using Chitosan
The main problem in dyeing cotton fabrics with reactive dyes is the low affinity of the fabrics for the dyes due to the negative charge acquired by the fabrics in aqueous medium which led to repulsion between the anion of the dye and the negative charge of fabrics. To overcome such repulsion, large amount of electrolyte is required to improve the a...