A purpose of the present invention is to provide an antibacterial solution that has a high temporal stability without showing sedimentation and caking of solid components and, when formed into a film, that can maintain antibacterial properties in a stable manner. Another purpose of the present invention is to provide an antibacterial film formed from the antibacterial solution. Still another purpose of the present invention is to provide a spray and a cloth containing the antibacterial solution. The antibacterial solution according to the present invention comprises fine particles of an antibacterial agent, a binder, and a solvent, wherein: the fine particles of an antibacterial agent contain a silver-carrying inorganic oxide; the binder contains at least one kind of compound having siloxane bond; the solvent comprises an alcohol and water; the solid concentration is less than 5 mass% relative to the total mass of the antibacterial solution; and the content of the compound having siloxane bond is 60 mass% or more relative to the total solid content of the antibacterial solution.
本发明的一个目的是提供一种抗菌溶液,该溶液具有较高的时间稳定性,不会出现固体成分沉淀和结块的现象,并且在形成薄膜时,能够稳定地保持抗菌特性。本发明的另一个目的是提供一种由抗菌溶液形成的抗菌薄膜。本发明的另一个目的是提供一种含有抗菌溶液的喷雾和布料。根据本发明的抗菌溶液包括抗菌剂细颗粒、粘合剂和溶剂,其中:抗菌剂细颗粒含有载
银无机氧化物;粘合剂含有至少一种具有
硅氧烷键的化合物;溶剂包括醇和
水;相对于抗菌溶液的总质量,固体浓度小于 5%;相对于抗菌溶液的总固体含量,具有
硅氧烷键的化合物的含量大于等于 60%。