| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a deoxidation sheet with a simple structure that cannot be recognized with a metal locator and can use harmless porous inorganic powder even if it goes into mouth. <P>SOLUTION: The deoxidation sheet 10 is configured by enclosing a paper pasteboard 11, containing an oxidized material 12, with a ventilative film 14, wherein the pasteboard 11 is composed of fibers which internally adds the porous inorganic powder 13 and is dried condition. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
