Mayback & Hoffman, P.A.
Metal gasket material plate and method for manufacturing the same
The present invention is intended to provide a metal gasket material plate with which exfoliation of the coating or blister can be prevented even if it is used in the presence of an electrolyte aqueous solution and which can be manufactured through a process without use of hexavalent chromium in consideration of the environment, etc.The present, invention relates to a metal gasket material plate comprising a metal plate 1 having a rubber layer 4 on one side or both sides thereof through an adhesive layer 3, wherein a rust-resistant pigment is added to both of said adhesive layer 3 and said rubber layer 4. 
Nippon Leakless Industry Co., Ltd. Honda Motor Co., Ltd. Sanshin Industries Co., Ltd.
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Shinsuke Tomokazu Yoshiharu Kenji Shingo Tsunehiko Ichiro Yasuaki
Mochizuki Nakanishi Takada Okubo Watanabe Abe Goto Nagai