| 摘要 |
<p>Pressure-sensitive transfer sheets and ribbons having a flexible plastic foundation carrying a colored layer comprising pressure-transferable imaging material, the plastic foundation consisting of a laminate of tensilized, asymmetricallyoriented polyethylene terephthalate polyester film having a high tensile strength and a low % elongation and another film from the group consisting of nylon, non-tensilized symmetricallyoriented polyethylene terephthalate, polyethlene and polypropylene having a substantially lower tensile strength and a substantially higher % elongated than said tensilized film.</p> |
