| 摘要 |
An aluminum capacitor plate for use in an electrolytic capacitor, the capacitor plate including a sponge-like layer (2) in its surfacial portion, the layer including a plurality of projections projecting (3) inward and outward, the projections (3) individually having heights of not higher than 1 mu m on average; and a titanium film (4) having accumulated titanium particles (5) each including projections having heights of not higher than 1 mu m, wherein the titanium particles (5) are unevenly distributed in the film (4) with a number of pores interposed therebetween. |
