| 摘要 |
<p>PURPOSE:To provide the subject oversheet consisting of a composition containing a vinyl chloride resin having a prescribed polymerization degree and a partially cross-linked vinyl chloride resin having a prescribed gel fraction in a specified ratio, having the sheet surface of a specified roughness, excellent in pressability and useful as a credit card, etc. CONSTITUTION:An objective oversheet consisting of a composition containing a partially cross-linked vinyl chloride resin having 30-40wt.% gel fraction in an amount of 0.5-20 pts.wt. based on 100 pts.wt. vinyl chloride resin having 600-900 polymerization degree and having 2-10mum, preferably 4-8mum ten point average roughness of the sheet surface.</p> |
