Polylactic acid fiber flocking home textile fabric and preparation method thereof
A polylactic acid fiber and flocking technology, applied in fiber types, fiber processing, chemical instruments and methods, etc., can solve the problems of breeding bacteria and mites, accumulating pathogenic bacteria, endangering human health, etc., and reducing damage and production costs. Low, soft-touch effect
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Embodiment 1
[0024] 1. Selection of fiber and substrate
[0025] The linear density of polylactic acid fiber is 1.5D, the length is 0.3mm, and the weight of polylactic acid spunbonded non-woven fabric is 50g / m 2 .
[0026] 2. Preparation method
[0027] 1) Softening and electrical integration of polylactic acid fiber fluff is carried out, and the finishing bath is composed of: 2% organic silicon softener, MgSO43wt%, 2% quaternary ammonium antistatic agent, aluminum sol particle size is 10nm, and the dosage is 5 %, NaCl is 3wt%, penetrating agent 1wt%, glacial acetic acid 1wt%, all the other components are water, finishing solution bath ratio is 1: 30, treatment temperature is 45 ℃, treatment time 40 minutes;
[0028] 2) Dry the polylactic acid fiber fluff after softness and electrical treatment with a hot air dryer at a drying temperature of 50° C. and a drying time of 60 minutes. The moisture content of the fluff is controlled at 8 wt%, and the specific resistance is 5× 10 8 Ω cm;
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Embodiment 2
[0032] 1. Selection of fiber and substrate
[0033] The linear density of polylactic acid fiber is 2.2D, the length is 0.5mm, and the weight of non-woven fabric impregnated with polylactic acid fiber is 70g / m 2 .
[0034] 2. Preparation method
[0035] 1) Carry out softening and electrical integrated treatment to the fluff of polylactic acid fiber, the finishing bath is composed of: 2.5% organic silicon softener, MgSO44wt%, 2.5% quaternary ammonium salt antistatic agent, aluminum sol particle size is 12nm, consumption is 6 %, NaCl is 3.5wt%, penetrant 1wt%, glacial acetic acid 1wt%, the rest of the components are water, the bath ratio of finishing solution is 1:25, the treatment temperature is 45°C, and the treatment time is 42 minutes;
[0036] 2) After drying the soft and electrically treated polylactic acid fiber fluff, dry it with a hot air dryer at a drying temperature of 52°C and a drying time of 68 minutes. The moisture content of the fluff is controlled at 9wt%, and ...
Embodiment 3
[0040] 1. Selection of fiber and substrate
[0041] The linear density of polylactic acid fiber is 2.2D, the length is 0.8mm, and the weight of polylactic acid fiber spunlace non-woven fabric is 100g / m 2 .
[0042] 2. Preparation method
[0043] 1) Carry out softening and electrical integrated treatment to the fluff of polylactic acid fiber, the finishing bath is composed of: organic silicon softener 3%, MgSO45wt%, quaternary ammonium salt antistatic agent 3%, aluminum sol particle diameter is 13nm, dosage is 7 %, NaCl is 4wt%, penetrating agent 1.5wt%, glacial acetic acid 1.5wt%, all the other components are water, finishing liquid bath ratio is 1: 20, treatment temperature is 50 ℃, and treatment time is 45 minutes;
[0044] 2) After drying the soft and electrically treated polylactic acid fiber fluff, dry it with a hot air dryer at a drying temperature of 55°C and a drying time of 70 minutes, control the moisture content of the fluff to 11wt%, and the specific resistance t...
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