| 摘要 |
PURPOSE: A release film is provided to improve adhesive power and durability of adhesive power and is provided for release film including a primer layer which is applied to use generally indifferently to components of base film and release layer. CONSTITUTION: A release film includes a base film, a primer layer and a release layer which are formed in order on base film. The primer layer includes water soluble polyurethane, silane coupling agent(X-Y-Si-R1R2R3), packing material mixed at a weight ratio 25-75:25-75:1-30. The film can be used at label, tape, stamping foil, duplicating paper for make up.
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