| 摘要 |
A method of manufacturing a composite tape used for producing printed circuit board is provided. The method includes the steps of: providing a mold-releasing layer on a first surface of a paper substrate layer; providing a composite adhesive layer on a second surface of the paper substrate layer, the composite adhesive layer being formed by polyurethane adhesive, polyester adhesive, or a mixture thereof; providing a plastic layer on a second surface of the composite adhesive layer; and providing an adhering layer on a second surface of the plastic layer. The composite tape according to the invention can not only bear high temperature up to 280° C. for a predetermined time, but also the tape does not detach or warp.
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