A kind of dyeing and finishing processing method of flax short fiber
A processing method and short fiber technology, applied in the field of dyeing and finishing of flax short fiber, to achieve the effect of increasing softness and extensibility, improving quality and function, and reducing damage
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Embodiment 1
[0023] Using flax staple fiber as raw material, the specific process is as follows:
[0024] (1) Pretreatment - scouring one-bath pretreatment: peracetic acid 3.0g / L, sodium silicate 2.0g / L, temperature 55℃, time 45min, bath ratio 1:30; sodium carbonate 9.0g / L, silicon dioxide Sodium 2.5g / L, temperature 95℃, time 50min;
[0025] (2) Hot water washing: 85~90℃ water washing twice;
[0026] (3) Warm water wash: 45~50℃ water wash twice;
[0027] (4) Dehydration: 3 to 5 minutes;
[0028] (5) Dyeing: reactive dye KE 1.0%, rubbing fastness improving agent NEOFIX IR-77 0.08g / L, dyeing at 50°C, adding sodium chloride 20.0g / L, heating to 90°C at 1°C / min, adding Sodium carbonate 6.0g / L, heat preservation for 55min, bath ratio 1:30;
[0029] (6) Wash in cold water: wash twice with water at 20-30°C;
[0030] (7) Soap cooking: soap flakes 2.0g / L, sodium carbonate 2.0g / L, temperature 95℃, time 8min, liquor ratio 1:30;
[0031] (8) Wash in cold water: wash with water at 20~30℃ until alk...
Embodiment 2
[0035] Using flax staple fiber as raw material, the specific process is as follows:
[0036] (1) Pretreatment - scouring one-bath pretreatment: peracetic acid 3.0g / L, sodium silicate 2.5g / L, temperature 55℃, time 50min, bath ratio 1:30; sodium carbonate 9.0g / L, silicon dioxide Sodium 2.5g / L, temperature 90℃, time 50min;
[0037] (2) Hot water washing: 85~90℃ water washing twice;
[0038] (3) Warm water wash: 45~50℃ water wash twice;
[0039] (4) Dehydration: 3 to 5 minutes;
[0040] (5) Dyeing: reactive dye KE 1.5%, rubbing fastness improving agent NEOFIX IR-77 0.09g / L, dyeing at 50°C, adding sodium chloride 25.0g / L l, heating to 95°C at 1°C / min, Add sodium carbonate 7.0g / L, keep warm for 55min, and the bath ratio is 1:30;
[0041] (6) Wash in cold water: wash twice with water at 20-30°C;
[0042] (7) Soap cooking: soap flakes 2.0g / L, sodium carbonate 2.0g / L, temperature 95℃, time 8min, liquor ratio 1:30;
[0043] (8) Wash in cold water: wash with water at 20~30℃ until a...
Embodiment 3
[0047] Using flax staple fiber as raw material, the specific technological process is as follows:
[0048] (1) Pretreatment - pretreatment of scouring one bath: peracetic acid 3.5g / L, sodium silicate 2.5g / L, temperature 55℃, time 50min, bath ratio 1:30; sodium carbonate 9.5g / L, silicon dioxide Sodium 2.5g / L, temperature 90℃, time 55min;
[0049] (2) Hot water washing: 85~90℃ water washing twice;
[0050] (3) Warm water wash: 45~50℃ water wash twice;
[0051] (4) Dehydration: 3 to 5 minutes;
[0052] (5) Dyeing: reactive dye KE 1.5%, rubbing fastness improving agent NEOFIX IR-77 0.09g / L, dyeing at 50°C, adding sodium chloride 22.0g / L, heating to 90°C at 1°C / min, adding Sodium carbonate 6.5g / L, heat preservation for 55min, bath ratio 1:30;
[0053] (6) Wash in cold water: wash twice with water at 20-30°C;
[0054] (7) Soap cooking: soap flakes 2.0g / L, sodium carbonate 2.0g / L, temperature 95℃, time 8min, liquor ratio 1:30;
[0055] (8) Wash in cold water: wash with water at...
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