| abstract |
The present invention provides a kind of functional polyamide fibre FDY fiber and its production technologies, functional polyamide fibre FDY fiber includes fiber bodies, the fiber bodies are hollow form fiber, the section of hollow form fiber bodies is at honeycomb, thermal fiber is equipped in the fiber bodies, the fiber bodies are coated with arrangement oxidant layer, production technology are as follows: stock-melting-metering-spinning moulding-cladding arrange oxidant layer-cooling-oil and pre- network-drawing-off-network is reoiled cans again.A kind of functional polyamide fibre FDY fiber of present disclosure, has preferable anti-ultraviolet function, anti-ultraviolet function is improved to 40-65UPF, and ultraviolet ray preventing effect is lasting；With anti-dust attached function, it effectively prevent pollen, dust allergy；Warming and permeability is improved, comfort level is improved；High production efficiency, intensity is big, little breakage, product qualified rate. |