Decamethylcyclopentasiloxane-based sustainable and recyclable polyester fabric whitening using OB-1 fluorescent brightener

Autor: Yingjie Cai, Tianjie Wang, Le Li, Xiaolong Huang, Md. Nahid Pervez, Ai Chen, Xiaohua Zhao, Lina Lin, Xiaorong Xiong, Vincenzo Naddeo
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Arabian Journal of Chemistry, Vol 17, Iss 5, Pp 105759- (2024)
Druh dokumentu: article
ISSN: 1878-5352
DOI: 10.1016/j.arabjc.2024.105759
Popis: Fluorescent whitening agent OB-1 (OB-1) has non-toxicity, chemical stability, exceptional heat resistance, and light stability, and it is widely used in plastic products. However, raw OB-1 is difficult to apply in textiles by exhaustion process. The present investigation employed raw OB-1 without adding an auxiliary to bestow a whitening effect on polyester fabric in a sustainable medium of decamethylcyclopentasiloxane (D5). The Taguchi methodology was employed to optimize the whitening parameters. An L16 orthogonal array was utilized to investigate the optimal conditions for whitening temperature, whitening time, and OB-1 mass, with four whiteness levels. The signal-to-noise ratio was optimized using a larger-is-better approach to enhance the parameter responses. The study analyzed the main effect and interaction plot of multiple factors. The findings indicate that the temperature of the whitening process significantly impacts the whiteness of the polyester fabric (P
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