Verfahren zur Herstellung eines geprägten Polyvinylalkoholfilms, geprägter Film hergestellt mit diesem Verfahren und Verwendung des geprägten Polyvinylalkoholfilms

摘要

The present invention provides a method for producing an embossed PVA film, which includes embossing the film such that the crystallinity index of the emboss top is 0.50 - 0.90. According to the present invention, an embossed PVA film superior in resistance to blocking even when preserved in a roll state, in appearance to show high quality of products, and in resistance to pinholes can be provided.