日本近几年大力开展了抗菌材料的研究 ,各类称为具有防菌、抗菌性能的商品和材料大量问世 ,日本钢铁企业也都先后开发出抗菌材料并投放市场。本文对近年来日本抗菌材料的发展作一简要介绍。1　抗菌原理目前开发出的抗菌材料有两种类型 ,一是依靠金属离子灭菌 ,一是靠光触媒灭菌 In recent years, Japan has vigorously conducted research on antibacterial materials, and various types of products and materials known as antibacterial and antibacterial properties have come out in large numbers. Japanese steel enterprises have also developed antibacterial materials and put them onto the market. This article gives a brief introduction of the development of antimicrobial materials in Japan in recent years. Antimicrobial principles At present, there are two types of antimicrobial materials developed, one is to rely on metal ion sterilization, one by photocatalyst sterilization