WebMar 15, 2024 · The wild yam root powder is effective for bota/combined scouring and bleaching of cotton fabrics under ideal scouring-bleaching conditions. At 80°C for 60–90 min at a pH of 5–7, a combined scouring-bleaching of 10 g cotton fabric was carried out using MLR of 1:10 (W/V), 40 g of yam powder, and a pH of 5–7. ... WebFeb 28, 2024 · A fuzzy prediction model has been built based on hydrogen peroxide concentration, temperature and time of bleaching as the input variables and knitted fabric whiteness index as the output variable. The process parameters affecting the whiteness index of cotton knitted fabrics are very non-linear.
Bleach - Wikipedia
WebJan 6, 2024 · Bleaching is the last process of textile wet processing. The removal of natural colours and pigments present in the cotton by treating the material with bleaching agents is called the “bleaching process” the natural colours and pigments get disappeared from the cotton after bleaching and whiteness in the material results. Types of bleaching: WebMar 26, 2015 · An elaborate description of the bleach clean-up process is available in this article at fibre2fashion. Pros and Cons of Bleaching Beige Basket Weave Cotton. After bleaching, a fabric has a uniform degree of whiteness and it becomes more absorptive. This is why bleaching a fabric will inherently make it better suited for dyeing. mlb umpire training school
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WebDec 10, 2024 · 4. Mist the fabric with the bleach mixture. Let the fabric dry in the shade for mild fading, or let the fabric dry in the sun for more fading. Check the fabric after an hour to see how much it has ... WebMar 11, 2016 · In order to dye a cotton fabric using reactive HE dye with 1 % shade, 20 g l −1 sodium carbonate and 40 g l −1 Glauber’s salt are required. ... Bleaching of a scoured fabric with fresh water utilises 6.9 % hydrogen peroxide and 30 % alkali. Remaining 93.1 % hydrogen peroxide and 70 % alkali is drained into the wastewater. WebThe application of catalase for the elimination of hydrogen peroxide residues after bleaching of cotton fabrics Anais da Academia Brasileira de Ciências, vol. 74, núm. 3, september, 2002, pp. 433-436 Academia Brasileira de Ciências ... Results of dyeing of cotton fabrics with a bifunctional reactive dye were signi cantly improved when the mlb umps attacked by players