Anti-streaky warp screening method of real silk fabric and application
A screening method and fabric technology, applied in textile material processing, dyeing, liquid/gas/steam textile material processing, etc., can solve the problems of serious color difference, fabric damage, fabric unusable, etc., to reduce color defect, The effect of increasing the number
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Embodiment 1
[0069] The screening method of the present embodiment comprises the following steps:
[0070] 1) Silk sampling: Classify and store the silk according to the purchasing area (cocoon station), and randomly sample 3 copies in each area, each silk sample is 500g;
[0071] 2) Silk dyeing: degumming and dyeing silk samples under the same conditions to obtain dyed silk samples;
[0072] Degumming: Boiling degumming, degumming time 2 hours;
[0073] Silk dyeing conditions: Dye sensitive brown; use neutral bordeaux GRL 0.01% (o.w.f), neutral brown RL0.025% (o.w.f) and neutral black BL0.015% (o.w.f) to prepare dyeing solution, use glacial acetic acid to control pH Value 4.5, 20 minutes from 30 ℃ uniform temperature rise to 95 ℃, 95 ℃ constant temperature dyeing for 30 minutes, lowered to room temperature, washed with water to obtain dyed silk samples;
[0074] 3) Silk color comparison: use the color comparison card to compare the color of the dyed silk samples, and grade them accordin...
Embodiment 2
[0090] The screening method of the present embodiment comprises the following steps:
[0091] 1) Silk sampling: Classify and store the silk according to the purchasing area (village), randomly sample 5 copies in each area, and each silk sample is 400g;
[0092] 2) Silk dyeing: degumming and dyeing silk samples under the same conditions to obtain dyed silk samples;
[0093] Degumming: Boiling degumming, degumming time 1.5 hours;
[0094] Silk dyeing conditions: Dye sensitive army green; use neutral bordeaux GRL 0.01% (o.w.f), neutral brown RL0.025% (o.w.f) and neutral black BL0.025% (o.w.f) to prepare dyeing solution, control with glacial acetic acid The pH value is 5.0, and the temperature is raised from 30°C to 95°C at a constant speed in 20 minutes, dyed at a constant temperature of 95°C for 20 minutes, cooled to room temperature, washed with water, and the dyed silk sample is obtained;
[0095] 3) Silk color comparison: use the color comparison card to compare the color o...
Embodiment 3
[0111] The screening method of the present embodiment comprises the following steps:
[0112] 1) Silk sampling: Classify and store the silk according to the purchasing area (cocoon station), randomly sample 5 copies in each area, and each silk sample is 600g;
[0113] 2) Silk dyeing: degumming and dyeing silk samples under the same conditions to obtain dyed silk samples;
[0114] Degumming: Boiling degumming, degumming time 2 hours;
[0115] Silk dyeing conditions: Dye sensitive medium gray, use neutral bordeaux GRL 0.001% (o.w.f), neutral deep yellow GL0.025% (o.w.f) and neutral gray 2BL 0.45% (o.w.f) to prepare dyeing solution, control with glacial acetic acid The pH value is 5.5, and the temperature is raised from 30°C to 95°C at a constant speed in 20 minutes, dyed at a constant temperature of 95°C for 25 minutes, cooled to room temperature, washed with water, and the dyed silk sample is obtained;
[0116] 3) Silk color comparison: use the color comparison card to compar...
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