DECORATIVE ARTICLE WITH FINGERPRINT-PROOF MAT SURFACE

摘要

PROBLEM TO BE SOLVED: To provide a decorative article with a mat surface on which a fingerprint is hardly stuck even when a person touches and a printed fingerprint is easily removed.

SOLUTION: There is provided the decorative article with the mat surface on which recesses and projections having irregular depth or height exist. On the assumption that an arithmetic mean roughness Ra value of the mat surface measured at 10 mm as a reference length is 1, the recesses and projections having irregular depth or height satisfy the condition of 7-100 existence of the projections having height exceeding 2 from a mean line.

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