| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a coating that solves the problems of dimensional stability of a substrate and blocking or sticking together of a web or substrate in a printing machine or post printed matter.SOLUTION: In a coldset web offset printing process, a substrate, e.g., newsprint, is printed with the desired matter and is then coated on both sides essentially simultaneously with a clear varnish to a film weight no more than 2 gsm dry weight on each side.</p> |
