| abstract |
(57) Abstract: The present invention has extremely low toxicity to the human body, has excellent antibacterial properties, and is suitable as a medical hygiene material, life-related material, general clothing material, bedding material, and filter material. It is intended to provide an antibacterial fiber or an antibacterial fiber product that can be used. SOLUTION: A fiber made of a thermoplastic resin having no functional group having an affinity with polylysine or a salt thereof is added to the fiber in an amount of 0.01 to 5 with respect to the weight of the fiber. An antibacterial fiber or an antibacterial fiber product, characterized in that the content of the polylysine or its salt in the fiber is greater in the outer layer than in the inner layer of the fiber. |