Patent ID: 6800326
Filing Date: 2004-10-05
Classification: B44C,C23C,C23D,C25F

Abstract:
A method of treating a surface of a substrate containing titanium for an ornament, the surface of the substrate having been subjected to a machine working by any of a honing processing step, a nicking processing step and a mirror finishing step and as a result having a substance adhered thereto, the substance being a foreign material, comprising the steps of:providing the surface containing titanium; eliminating the substance adhered to said surface of said substrate from said surface; and forming a transparent protective layer containing glass by the step of; selecting a glass coating liquid containing water and having a viscosity that is between 200-500 cps at 25Â° C. for the substrate subjected to the honing processing step or the nicking processing step, and that is between 150-250 cps at 25Â° C. for the substrate subjected to the mirror finishing step, applying the glass coating liquid chosen in the selecting step on said surface from which said adhered substance has been eliminated, and drying said surface.