Chemical Bonding of Organic Dye onto Cotton Fibers Using Silane as Coupling Agent (I) 


Vol. 19,  No. 4, pp. 790-796, Apr.  2018
10.1007/s12221-018-7732-z


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  Abstract

A derivative of an optical brightening agent (organic dye), i.e., 2,6-dibromo-4-flouroaniline (synthesized and reported previously) has been chemically bonded to cotton fabrics through a coupling agent, i.e., 3-(2-aminoethylamino)-propyltrimethoxy silane. These chemically treated cotton fabrics have been characterized by FTIR spectroscopy, color observation, tear properties determination, and UV-DRS analysis. The relevant spectra of FTIR confirm chemical bonding of the silane with cotton on one end and with the dye on the other. Comparison of the various treated and untreated cotton samples before and after washing by visual observations confirms the claim of chemical bonding of the dye with the cotton. The consistent decreasing patterns observed in tear strengths of the treated cloths with increase in concentration of the respective chemical validate modification of the cotton cloths. UV-DRS analysis of the modified cotton cloths show that the reflectance decreases with the use of silane.

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  Cite this article

[IEEE Style]

I. B. a. G. B. Shah, "Chemical Bonding of Organic Dye onto Cotton Fibers Using Silane as Coupling Agent (I)," Fibers and Polymers, vol. 19, no. 4, pp. 790-796, 2018. DOI: 10.1007/s12221-018-7732-z.

[ACM Style]

Iram Batool and Gul Bali Shah. 2018. Chemical Bonding of Organic Dye onto Cotton Fibers Using Silane as Coupling Agent (I). Fibers and Polymers, 19, 4, (2018), 790-796. DOI: 10.1007/s12221-018-7732-z.