MOLD RELEASE FILM

PROBLEM TO BE SOLVED: To provide a mold release film which is used in a hot press when a circuit board is produced and which can have both of embeddability into a circuit exposure film and mold releasability after hot-pressed.SOLUTION: The mold release film has a rigid layer, a cushion layer, and a...

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1. Verfasser: TANIGUCHI YUTO
Format: Patent
Sprache:eng
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