Ultraviolet resistant finishing application and method of baffeta of ionic liquid metal complex and ultraviolet resistant baffeta
A technology of metal complexes and ionic liquids, which is applied in the fields of textiles, papermaking, and fiber treatment, can solve problems such as the inability to realize full-band ultraviolet light shielding protection, the influence of fabric feel and mechanical strength, and the complexity of fabric finishing processes, etc., to achieve improved UV protection. The effect of light absorption performance, protection performance expansion, and simple process method
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Embodiment 1
[0026] (1) Immerse 1.0-10 g of cotton fabric in an aqueous solution containing 0.5 g of ferrous sulfate, add 1.0 g of 1-butyl-3-methylimidazolium salt, and stir at 20°C for 10 hours;
[0027] (2) Add 1.0 g of sodium hydroxide to the above solution, react at 20°C for 10 hours, then wash the cotton fabric 3 times with clean water and dry it.
Embodiment 2
[0029] (1) Immerse 1.0-10 g of cotton fabric in an aqueous solution containing 1.0 g of ferrous sulfate, add 2.0 g of 1-butyl-3-ethylimidazolium salt, and stir at 20°C for 10 hours;
[0030] (2) Add 1.5g of sodium hydroxide to the above solution, react at 20°C for 10 hours, then wash the cotton fabric with clean water 3 times and dry it.
Embodiment 3
[0032] (1) Immerse 1.0-10 g of cotton fabric in an aqueous solution containing 2.0 g of ferrous sulfate, add 3.0 g of 1-butyl-3-propylimidazolium salt, and stir at 40°C for 5 hours;
[0033] (2) Add 2.0 g of sodium hydroxide to the above solution, react at 40°C for 5 hours, then wash the cotton fabric 3 times with clean water and dry it.
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