The influence of pH adjusted with different acids on the dyeability of polyester fabric

Autor: Miljkovic Milena N., Djordjevic Dragan M., Miljkovic Vojkan M., Stamenkovic Miodrag, Stepanovic Jovan
Jazyk: angličtina
Rok vydání: 2014
Předmět:
Zdroj: Polish Journal of Chemical Technology, Vol 16, Iss 4, Pp 1-5 (2014)
Druh dokumentu: article
ISSN: 1899-4741
2014-0061
DOI: 10.2478/pjct-2014-0061
Popis: The influence of using formic, oxalic, citric, tartaric, hydrochloric, nitric, sulphuric and phosphoric acid for dyebath pH adjustment was investigated upon the dyeing of polyester fabric with CI Disperse Yellow 60. The positions of colour in CIELab coordinates of the samples dyed with the addition of tested acids were assessed and compared to those dyed with the addition of acetic acid. It was found that the differences in dyeabilities obtained with the addition of citric, oxalic, hydrochloric, nitric and sulphuric acid are entirely acceptable according to both M&S 83A and CMC (2:1) standards in comparison to the dyeability obtained with the addition of acetic acid.
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