Preparation method of magnetic cotton fabric
A cotton fabric and magnetic technology, applied in plant fibers, textiles, papermaking, fiber treatment, etc., can solve the problems of reducing the skin affinity of cotton fabrics and low washing fastness
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Embodiment 1
[0011] (1) Preparation of magnetic solution: Dissolve 7g of sodium hydroxide and 12g of urea in 81ml of water, cool the solution to -10oC, then add nano-Fe3O4 magnetic particles, and stir vigorously at -10oC to prepare a magnetic solution;
[0012] (2) Three dipping and three rolling of 10g cotton fabric in the magnetic solution obtained in step (1);
[0013] (3) Soak the padded cotton fabric in 100ml of aqueous solution containing 2g of sulfuric acid and 5g of sodium sulfate to solidify for 10min, then wash with water and dry at 120oC.
Embodiment 2
[0015] (1) Preparation of magnetic solution: Dissolve 7g of sodium hydroxide and 12g of urea into 81ml of water, cool the solution to -10oC, then add nano MgFe2O4 magnetic particles, and stir vigorously at -10oC to prepare a magnetic solution;
[0016] (2) Dip and roll 5g of cotton fabric in the magnetic solution obtained in step (1);
[0017] (3) Soak the padded cotton fabric in 100ml of an aqueous solution containing 2g of sulfuric acid and 5g of sodium sulfate to solidify for 10min, then wash with water and dry at 110oC.
Embodiment 3
[0019] (1) Preparation of magnetic solution: Dissolve 7g of sodium hydroxide and 12g of urea into 81ml of water, cool the solution to -10oC, then add nano-CoFe2O4 magnetic particles, and stir vigorously at -10oC to prepare a magnetic solution;
[0020] (2) Four dipping and four rolling of 15g cotton fabric in the magnetic solution obtained in step (1);
[0021] (3) Soak the padded cotton fabric in 100ml of aqueous solution containing 2g of sulfuric acid and 5g of sodium sulfate to solidify for 10min, then wash with water and dry at 120oC.
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