Superficial sheet for electronic device

申请号 JP7834483 申请日 1983-05-06 公开(公告)号 JPS59205657A 公开(公告)日 1984-11-21
申请人 Canon Inc; 发明人 SUWA KANAME;
摘要 PURPOSE:To facilitate an easy selection of ink and at the same time to avoid increase of hardness of a print layer as well as the deterioration of flexibility of a film itself, by printing the transparent and clear ink to a flexible film underwent previously a mat treatment applied on its one side. CONSTITUTION:A mat treatment is previously applied to the surface (a) of a sheet material 1 by coarsening the entire surface, and the rear surface (b) is lustered. Then key symbol characters 2, key frames 3, etc. are printed on the surface (b), and furthermore the solid print 6 is applied to the entire surface (a) excluding a display part 4 and a photodetecting part 5 of a solar battery. Then prints 11 and 12 are applied with clear ink to the surfaces of the parts 4 and 5 on the surface (a) undergone the mat treatment. In such a way of printing, the ink soaks into mat frames on the coarse surface. Thus the projecting/ recessing parts are eliminated. This reduces the diffused reflection of light, and the light is projected to a display device and the solar battery.
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