| 摘要 |
<p>PURPOSE: To obtain a material for dentistry which generates neither corrosion nor discoloring, attracts no attention, is not broken and exhibits excellent beauty by applying a surface treatment on the material for dentistry. CONSTITUTION: A diffusing alloy plating film 3 with a beautiful color tone from a milky white color to a light yellow color and contg. gold is applied on a bracket and a steel wire 2 for dentistry made of a stainless steel, and then, a transparent and wear-resistant ceramic thin film 4a is applied thereon.</p> |
