A kind of dyeing method with first case red peony pigment
A technology of first case red and peony, applied in the dyeing field of natural pigments, can solve the problems of easy fading, uneven dyeing, insufficient color fastness of peony pigments, etc., and achieve strong coloring power, strong binding ability, and environmentally friendly and reliable dyeing process Effect
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Embodiment 1
[0035] Mordant preparation: Weigh 3 grams of potassium sulfate and dissolve it in 100 mL of aqueous solution, transfer it to a mordant tank, and set aside.
[0036] Preparation of the first case red peony pigment dye solution: Weigh 1 gram of the first case red peony pigment and dissolve it in 10 mL of ethanol, then dilute to 100 mL with distilled water, adjust to pH = 3, transfer the obtained first case red peony pigment solution to In the staining jar, set aside.
[0037] Weigh 5 grams of white pure wool thread and ultrasonically treat it with detergent in hot water at 60-70°C for 15 minutes, wash to remove impurities, grease, and slurry, dry it, and then put it into a mordant dyeing tank in a hot bath at 85°C. Heat together to 90°C for mordant dyeing directly for 8 minutes, take it out, wash it with tap water, and dry it in the shade; then put it in a dyeing vat with a temperature of 80°C, the concentration of the red peony pigment in the dyeing vat is 10 mg / mL, and then he...
Embodiment 2
[0039] Mordant preparation: Weigh 30 grams of potassium sulfate and dissolve it in 1000 mL of aqueous solution, transfer it to a mordant tank, and set aside.
[0040] Preparation of the first case red peony pigment dye solution: Weigh 10 grams of the first case red peony pigment and dissolve it in 50mL of ethanol, then dilute to 1000mL with distilled water, adjust to pH=4, transfer the obtained first case red peony pigment solution to In the staining jar, set aside.
[0041] Weigh 13 grams of white pure wool fabric and ultrasonically treat it with detergent in hot water at 60-70°C for 15 minutes, wash to remove impurities, grease, and slurry, dry it, and then put it into a mordant dyeing tank in a 90°C hot bath. Heat them together to 95°C for mordant dyeing directly for 15 minutes, take them out, wash them with tap water, and dry them in the shade; then place them in a dyeing vat with a temperature of 85°C. 95°C and constant agitation, dyeing time is 30 minutes, take out the ...
Embodiment 3
[0043] Preparation of mordant: Weigh 6 grams of potassium sulfate and dissolve it in 200 mL of aqueous solution, transfer it to a mordant tank, and set aside.
[0044]Preparation of the first case red peony pigment dye solution: Weigh 5 grams of the first case red peony pigment and dissolve it in 50mL of ethanol, then dilute to 500mL with distilled water, adjust to pH=6.5, transfer the obtained first case red peony pigment solution to In the staining jar, set aside.
[0045] Weigh 15 grams of white nylon fabric and ultrasonically treat it with detergent in hot water at 60-70°C for 15 minutes, wash to remove impurities, grease, and dry it, then put it into a mordant dyeing tank in a hot bath at 93°C, and heat it together to 100°C ℃ for 12 minutes, take it out, wash it with tap water, and dry it in the shade; then place it in a dyeing vat with a temperature of 90°C. Stir, the dyeing time is 40 minutes, take out the dyed object, wash it with clear water and then dry it to be dye...
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