| 摘要 |
PROBLEM TO BE SOLVED: To provide an ion elution sheet for protecting watercolor painting, various kinds of prints, ancient documents, etc., against damage of mold bacteria, etc. SOLUTION: Aluminum and ion elution metals, such as zinc, titanium and copper, are thermally sprayed to a sheet material 1 consisting of Japanese paper, cloth, veneer plate, etc. Microparticles 3, 3,... of the ion elution metals formed by the thermal spraying of the ion elution metals described above are welded between struts 2 and 2 consisting of the microparticles of the aluminum formed by the thermal spraying of the aluminum, by which the ion elution sheet S is formed. |
