| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a gasket material having salt water resistance same as or more than that of gasket materials treated with chromating and environmentally having no problem. <P>SOLUTION: The gasket material is obtained by forming a rubber layer on one side or the both sides of a steal plate through a film comprising a reaction product of (A) a carbonate of Mg, Co, Zr, Mn, Ni or Cu, (B) water-dispersible silica and (C) an organic acid containing at least one of carboxy or hydroxy in a molecule and having 3-10 carbon number in a molecule. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
