| 摘要 |
PROBLEM TO BE SOLVED: To provide sanitary ware which has appearance of high design characteristics and maintains the function to make dirt easily removable for a long period of time, regardless of product shapes and the application areas, or the like, of a first with glaze layer. SOLUTION: The sanitary ware is constituted by forming the first glaze layer of white on the surface of an earthenware surface and further forming a second while glaze layer consisting of amorphous glaze alone solutionized with 1 to 10% emulsion component or the amorphous glaze solutionized with 1 to 10% emulsion component and natural mineral particles thereon, and the surface roughness of the second glaze layer surface measured by a feeler type surface roughness measuring instrument (JIS-B 0651) is below 0.07μm.
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