SEPARATOR PLATE FOR FUEL CELL AND METHOD FOR MANUFACTURING SAME

The present invention relates to a separator plate for a fuel cell and a method for manufacturing the same. The method for manufacturing the separator plate for the fuel cell comprises: an unevenness formation step for forming fine unevenness on the surface of a metal base material; and a coating la...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SHIN CHANG-HYUN, KIM SE-HEON, CHUNG SOO-JIN, PARK SOON-TAE, AHN SEUNG-GYUN
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The present invention relates to a separator plate for a fuel cell and a method for manufacturing the same. The method for manufacturing the separator plate for the fuel cell comprises: an unevenness formation step for forming fine unevenness on the surface of a metal base material; and a coating layer forming step for forming a coating layer by applying carbon on the surface on which the irregularities have been formed in the metal base material. By means of this manufacturing method, it is possible to obtain an effect of improving the adhesion and drainage properties between the metal base material and the coating layer by forming the coating layer after forming the irregularities on the surface of the metal base material. 本发明涉及燃料电池用分离板及其制造方法,燃料电池用分离板的制造方法包含:在金属母材的表面形成微细大小的凹凸的凹凸形成步骤;以及在上述金属母材中,在形成有凹凸的表面涂覆碳来形成涂层的涂层形成步骤。通过这种制造方法,能够得到如下效果:在金属母材的表面形成凹凸之后形成涂层,从而能够提高金属母材与涂层的密接力和排水性。