| 摘要 |
PURPOSE: Nonwoven fabric having excellent keeping heat keeping property and a manufacturing method thereof are provided to reduce manufacturing costs of the nonwoven fabric by making the nonwoven fabric containing micro fiber over 70 weight%. CONSTITUTION: Nonwoven fabric contains microfiber of 4-15μm diameter. The microfiber is selected from a group consisting of polyester, acryl, nylon, polypropylene, polyethylene, urethane, layon class and acetate. The nonwoven fabric contains fiber of 70 weight% or more based on the total weight of the nonwoven fabric. |
