Adhesive sheet, production method for adhesive sheet, roll, and production method for connection structure

The present invention provides a production method for an adhesive sheet 1A for semiconductor device production that comprises a release film 2 and an adhesive film 3 that is provided on the release film 2. The production method for the adhesive sheet 1A includes a preparation step for preparing a b...

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Bibliographische Detailangaben
Hauptverfasser: MAEHARA, YASUO, TOMISAKA, KATSUHIKO, TATSUZAWA, TAKASHI, KIKUCHI, KENTA, IZAWA, HIROYUKI, TAKAIRA, HIROSHI, MATSUZAKI, TOSHIAKI, SATO, MAYUMI, FUKUI, TAKAHIRO
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The present invention provides a production method for an adhesive sheet 1A for semiconductor device production that comprises a release film 2 and an adhesive film 3 that is provided on the release film 2. The production method for the adhesive sheet 1A includes a preparation step for preparing a backed laminate 8 that comprises a laminate 6 that includes a release film 2 and an adhesive film layer 5 that is provided on the release film 2 and a backing material 7 that is stuck to the release film 2 side of the laminate 6, a laminate cutting step for cutting a cut c1 into the laminate 6 along an arbitrary cutout shape, and a backing material peeling step for peeling the backing material 7 from the laminate 6. During the backing material peeling step, the portion 6A of the laminate 6 that is in the region surrounded by the cut c1 remains stuck to the backing material 7 and is removed.