Loading patent…
AssigneeToto Ltd.
InventorsTomoki KOBAYASHI, Katsuhiro KAWAKAMI, Aki IWASAWA, Hideaki YAMAGUCHI, Kyoko UEKI, Hiromasa TOKUDOME, Takuma KAWASAKI
Estimating the term…
Disclosed is a sanitary ware having not only a practical antivirus property but also a property which allows a pollution to be difficultly attached to, and to be easily removed from the sanitary ware. A sanitary ware comprising a pottery substrate and a glaze layer formed on a surface of the pottery substrate, wherein the glaze layer contains a metal element as an antivirus agent, and the metal element is present in a state of a spinodal phase separation in at least a surface region of the glaze layer, has a practical antivirus property as well as a property which allows a pollution to be difficultly attached to, and to be easily removed from, the sanitary ware.
A sanitary ware comprising a pottery substrate and a glaze layer formed on a surface of the pottery substrate, wherein
A method for expressing an antivirus property on a surface of a glaze layer containing a metal element as an antivirus agent, by allowing the metal element to be present in a state of a spinodal phase separation at least on the surface of the glaze layer, the glaze layer being formed on a surface of a pottery substrate to establish a sanitary ware.
Dependencies are inferred from the claim text.