Method for dyeing velvet fabric
A dyeing method and non-reversing technology, which is applied in dyeing, textiles and papermaking, can solve the problems of low color fastness of dyed fabrics, easy to produce color flowers, poor dyeing uniformity, etc., and achieve excellent color fastness to rubbing Good degree of dyeing uniformity
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Embodiment 1
[0039] A method for dyeing non-pile fabrics, comprising the steps of:
[0040] 1) Add 1 to 2 parts by weight of ferrous sulfate, 1.9 parts by weight of dimethylamine, 3.9 parts by weight of polypropylene glycol, 1.4 parts by weight of ethylenediamine di-o-hydroxyphenyl sodium macroacetate, and 25 parts by weight of vegetable dyes in sequence in the dye vat. Add 100 parts by weight of deionized water, stir evenly, and heat to 45°C;
[0041] 2) Add 1.3 parts by weight of urea, 2.6 parts by weight of sulfated castor oil, 3.5 parts by weight of ammonium tristyrylphenol polyoxyethylene ether sulfonate, and 1.9 parts by weight of diallyl ammonium salt, and continue stirring until fully mixed uniform, and heated to 60 ° C;
[0042] 3) Soak the fabric in the dye vat for 45 minutes;
[0043] 4) drying the soaked fabric at 85°C;
[0044] 5) soak the dried fabric in clean water and rinse for 45 minutes;
[0045] 6) Take out the rinsed fabric and let it dry naturally.
Embodiment 2
[0047] A method for dyeing non-pile fabrics, comprising the steps of:
[0048] 1) In the dye vat, add 1 part by weight of ferrous sulfate, 1.9 parts by weight of dimethylamine, 3.9 parts by weight of polypropylene glycol, 1.4 parts by weight of ethylenediamine di-o-hydroxyphenyl macroacetate, and 25 parts by weight of vegetable dyes into 100 parts in turn. parts by weight of deionized water, stirred evenly, and heated to 45°C;
[0049] 2) Add 1.3 parts by weight of urea, 2.6 parts by weight of sulfated castor oil, 3.5 parts by weight of ammonium tristyrylphenol polyoxyethylene ether sulfonate, and 1.9 parts by weight of diallyl ammonium salt, and continue stirring until fully mixed uniform, and heated to 60 ° C;
[0050] 3) Soak the fabric in the dye vat for 45 minutes;
[0051] 4) drying the soaked fabric at 85°C;
[0052] 5) soak the dried fabric in clean water and rinse for 45 minutes;
[0053] 6) Take out the rinsed fabric and let it dry naturally.
Embodiment 3
[0055] A method for dyeing non-pile fabrics, comprising the steps of:
[0056] 1) Add 2 parts by weight of ferrous sulfate, 1.9 parts by weight of dimethylamine, 3.9 parts by weight of polypropylene glycol, 1.4 parts by weight of ethylenediamine di-o-hydroxyphenyl macroacetate, and 25 parts by weight of vegetable dyes into 100 parts in turn in the dye vat. parts by weight of deionized water, stirred evenly, and heated to 45°C;
[0057] 2) Add 1.3 parts by weight of urea, 2.6 parts by weight of sulfated castor oil, 3.5 parts by weight of ammonium tristyrylphenol polyoxyethylene ether sulfonate, and 1.9 parts by weight of diallyl ammonium salt, and continue stirring until fully mixed uniform, and heated to 60 ° C;
[0058] 3) Soak the fabric in the dye vat for 45 minutes;
[0059] 4) drying the soaked fabric at 85°C;
[0060] 5) soak the dried fabric in clean water and rinse for 45 minutes;
[0061] 6) Take out the rinsed fabric and let it dry naturally.
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