Polyamide fabric modifying, dyeing and finishing process
A fabric and nylon technology, which is applied in the field of modified dyeing and finishing processes, can solve the problems of difficult treatment of printing and dyeing wastewater, damage to the ecological environment, and large fiber damage, so as to increase the coloring rate and dye leveling, avoid environmental pollution, and achieve effective results. Good results
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[0040] Example 1
[0041] A modified dyeing and finishing process of nylon fabric, including the following steps:
[0042] (1) Pre-treatment: Pre-treatment of nylon fabric, specifically: urea 1g / L, phosphorus-free degreasing agent TF-104M 4.5 g / L, scouring agent 1 g / L, 30% hydrogen peroxide 8 g / L, Snail enzyme 8 g / L, α-amylase 8 g / L, ultrasonic treatment in 40℃ ultrasonic water bath for 1-2 min, bath ratio of 30:1, ultrasonic frequency of 45Hz, re-inject clean water after treatment 2 times, then dry;
[0043] (2) Pre-sizing: pre-sizing of nylon fabric, adding heat yellowing agent FK-161 8 g / L when setting, setting temperature is 150℃, speed is 20m / min, overfeeding is 5%;
[0044] (3) Modification treatment: Put the finalized nylon fabric into a water bath for treatment. Add 3 g / L of nano-titanium dioxide and 7 g of γ-(2,3-glycidoxy)propyltrimethoxysilane to the water bath. / L, caprolactam 14 g / L, sodium hydroxide 8 g / L, ethanol 20 g / L, bath ratio of 50:1, modification treatment at 7...
Example Embodiment
[0056] Example 2
[0057] A modified dyeing and finishing process of nylon fabric, including the following steps:
[0058] (1) Pre-treatment: Pre-treatment of nylon fabric, specifically: urea 1.2g / L, phosphorus-free degreasing agent TF-104M 5 g / L, scouring agent 1.2 g / L, 30% hydrogen peroxide 9g / L, Snail enzyme 9 g / L, α-amylase 9 g / L, ultrasonic treatment in 40℃ ultrasonic water bath for 1-2 min, bath ratio 30:1, ultrasonic frequency 45Hz, re-inject clean water after treatment 2 times, then dry;
[0059] (2) Pre-sizing: pre-sizing the nylon fabric, adding heat-resistant yellowing agent FK-161 9 g / L when setting, setting temperature is 155℃, speed is 25m / min, overfeeding 8%;
[0060] (3) Modification treatment: Put the finalized nylon fabric into a water bath for treatment, and add nano titanium dioxide 4g / L and γ-(2,3-epoxypropoxy)propyltrimethoxysilane 8 g / into the water bath. L, caprolactam 15 g / L, sodium hydroxide 9 g / L, ethanol 25 g / L, bath ratio of 50:1, modified treatment at...
Example Embodiment
[0072] Example 3
[0073] A modified dyeing and finishing process of nylon fabric, including the following steps:
[0074] (1) Pre-treatment: Pre-treatment of nylon fabric, specifically: urea 1.5g / L, non-phosphorus degreasing agent TF-104M 5.5 g / L, scouring agent 1.5 g / L, 30% hydrogen peroxide 10 g / L , Snail enzyme 10 g / L, α-amylase 10 g / L, ultrasonic treatment in 40 ℃ ultrasonic water bath for 1-2 min, liquor ratio is 30:1, ultrasonic frequency is 45Hz, refill water after treatment Wash twice, then dry;
[0075] (2) Pre-sizing: pre-sizing the nylon fabric, adding 10 g / L anti-yellowing agent FK-161 when setting, setting temperature is 160℃, speed is 30m / min, overfeeding 10%;
[0076] (3) Modification treatment: Put the finalized nylon fabric into a water bath for treatment. Add 5 g / L of nano-titanium dioxide and 9 g of γ-(2,3-epoxypropoxy)propyltrimethoxysilane to the water bath. / L, caprolactam 16 g / L, sodium hydroxide 10 g / L, ethanol 30 g / L, bath ratio of 50:1, modified treatmen...
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