摘要 |
<p>In coating with two slits of a coating slit (30) and a recovering slit (32), by optimizing the slit clearance of the coating slit (30) and the recovering slit (32), a coating layer with a very small and even thickness can be obtained. In a coating apparatus (10) in which after a coating liquid is applied to a web (12) to excess through the coating slit (30), a desired amount of coating liquid is applied to the web (12) by scraping off an excess of coating liquid with a recovering slit (32), there is provided a slit clearance adjusting device (15) for adjusting the slit clearance of the recovering slit (32).</p> |