| abstract |
It emits a large amount of anion and far infrared rays, and the average particle size is 0.2㎛ to 3㎛, SiO 2 : 80% to 85%, Al 2 O 3 : 5% to 10%, K 2 O: 2% to 5 %, Na 2 O: 2% to 3%, CaO: 1% to 2%, Fe 2 O 3 : 1% to 2%, MgO: 0.5% to 1%, TiO 2 : 0.1% to 0.5%, MnO: There is provided a multifunctional synthetic fiber containing 0.5 to 5% by weight of a natural ore fossil powder comprising 0.01% to 0.1%.n n n This fiber emits 300 / cc-500 / cc anions and 85-95% far infrared rays and has 98-99% antibacterial activity. Also provided is a method of making the multifunctional synthetic fibers. |