Top dyeing and post-processing method of flame retardant polyester fiber
A flame-retardant polyester and fiber technology, applied in the field of textile printing and dyeing, can solve the problems of poor migration performance of disperse dyes, reduced regularity of PET macromolecules, and reduced order of flame-retardant polyester fibers.
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Embodiment 1
[0024] Dye: Disperse Red 0.05% Auxiliary: 0.15g / L Glacial Acetic Acid
[0025] Disperse Yellow 0.08% 2% Ammonium Dihydrogen Phosphate
[0026] Disperse Blue 0.25% 1g / L Ulivardin DIF
[0027] Bath ratio: 1:20.
[0028] Put the flame-retardant polyester fiber tops in the top dyeing machine, run at 50°C for 5 minutes, add 0.15g / L glacial acetic acid, 2% ammonium dihydrogen phosphate (weight percentage of polyester sliver) and 1g / L Ulivardine DIF, run After 5 minutes, add disperse dyes, start heating after 10 minutes of operation, the heating rate is 1°C / min, when the temperature reaches 85°C, stop heating and keep warm for 15 minutes, then increase the temperature at 1°C / min to 100°C, run for 60 minutes and directly drain and rinse.
[0029] Place the dyed flame-retardant polyester fiber in 3% (fabric weight percent) soaping solution, and treat it at 90° C. for 20 minutes.
Embodiment 2
[0031] Dye: Disperse Red 0.3% Auxiliary: 0.2g / L Glacial Acetic Acid
[0032] Disperse Yellow 0.25% 3% Ammonium Dihydrogen Phosphate
[0033] Disperse Navy Blue 1.86% 1.5g / L Ulivardin DIF
[0034] Bath ratio: 1:20.
[0035]Place flame retardant polyester fiber tops in top dyeing machine, run at 50°C for 5 minutes, add 0.2g / L glacial acetic acid, 3% ammonium dihydrogen phosphate (weight percentage of polyester sliver) and 1.5g / L Ulivardine DIF, Run for 5 minutes, add disperse dyes, start to heat up after 10 minutes, the temperature rise rate is 1.5°C / min, when the temperature reaches 85°C, stop the temperature rise and keep for 10 minutes, then raise the temperature to 120°C at a rate of 0.75°C / min, run for 30 minutes and drain and rinse directly.
[0036] Put the dyed flame-retardant polyester fiber tops in a bath composed of 2g / L caustic soda, 2g / L hydrosulfite, and 1g / L detergent 209, treat it at 80°C for 20min, and then place it in 2% (fabric weight percentage) Treat in a...
Embodiment 3
[0038] Dye: Disperse Red 0.2% Auxiliary: 0.2g / L Glacial Acetic Acid
[0039] Disperse navy blue 1.25% 3% ammonium dihydrogen phosphate
[0040] Disperse Black 3.36% 2g / LunivadineDIF
[0041] Bath ratio: 1:20.
[0042] Place flame retardant polyester fiber tops in top dyeing machine, run at 50°C for 5 minutes, add 0.2g / L glacial acetic acid, 3% ammonium dihydrogen phosphate (weight percentage of polyester sliver), 2g / L Ulivardin DIF, run After 10 minutes, add disperse dyes, start heating after 10 minutes of operation, the heating rate is 1.5°C / min, when the temperature reaches 85°C, stop heating and keep for 10 minutes, then increase the temperature at 0.75°C / min to 120°C, and run for 60 minutes to drain and rinse directly.
[0043] Place dyed flame-retardant polyester fiber tops in a bath composed of 2g / L caustic soda, 2g / L hydrosulfite, and 1g / L nonionic surfactant, treat at 80°C for 30min, and then place them in 2% (fabric weight percentage) ) in a glacial acetic acid ba...
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