| 摘要 |
<p>PURPOSE: Provided is a cover tape which has a peeling strength not too high and not too low and high transparency, is small in difference between the maximum value and the minimum value, and can be produced at a low cost. CONSTITUTION: The cover tape for packaging electronic components can be heat-sealed to a plastic-made carrier tape having pockets capable of storing electronic components, formed regularly therein. The cover tape(1) is characterized by comprising (A) a biaxially oriented film layer(2) made of polyester, polypropylene or nylon, and (B) a thermoplastic resin layer(3) composed of 100 parts by weight of an ethylene copolymer and 10 to 100 parts by weight of a polystyrene, laminated to one side of the layer (A).</p> |
