Down-feather synthetic leather capable of repelling mosquitoes
A synthetic leather and down technology, applied in the field of synthetic leather, can solve the problems of synthetic leather without mosquito repellent, poor warmth retention, mosquito bites, etc., achieve good warmth retention effect, increase softness, and increase fullness
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[0017] See Figure 1-2 The present invention relates to a mosquito-repellent down synthetic leather, which includes a base layer 1 and a surface layer 2. An interlayer 3 is arranged between the base layer 1 and the surface layer 2. The interlayer is composed of down, and the down is flat and even Arranged between the base layer 1 and the surface layer 2, the plastic surface layer 2 of the present invention includes an inner layer of small fish scale knitted layer 2.1 and an outer layer of anti-mosquito protection layer 2.2.
[0018] Among them, the small fish scale knitted layer 2.1 is made of 40s / 1 cotton yarn with 40s / 1 20D spandex yarn with a thread length of 11.5cm.
[0019] Add the anti-mosquito additive containing 1.5% permethrin to the printing liquid, and then set the shape at 135℃, the setting speed is 20m / min, and finally the printing liquid containing the anti-mosquito additive is printed at a pressure of 20 Pa The outer side of the small fish-scale knitted layer 2.1 fo...
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