MOLD RELEASE FILM AND METHOD FOR PRODUCING LAMINATE
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Applicant
Mitsubishi Chemical Corporation
Representative
Hoffmann Eitle
Application number
EP18882589A1
Kind
A1
Document number
3718762
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MOLD RELEASE FILM AND METHOD FOR PRODUCING LAMINATE

3718762 - EP18882589A1 - EPO

Application Nov 30, 2018 - Publication Oct 07, 2020

SASAKI Nobuaki SATO Yoshihide

Abstract

Provided is a mold release film capable of transferring a concave-convex structure to the surface of an adhesive film, wherein air can be appropriately released when bonding the adhesive film to which the concave-convex structureis transferred, and the concave-convex structure can be hardly seen after bonding the adhesive film, wherein the concave-convex structure comprises a structure in which a convex portion of the concave-convex structure forms an irregular shape in a plan view, and the concave-convex structure has an area ratio of the convex portion to the surface of the concave-convex structure of 10 to 90% and a maximum height difference of the concave-convex structure of 0.5 µm or more, and wherein the convex portion of the concave-convex structure is continuous in a plan view.

Description

Claims

Patent References

Patent Publication Date Title
JP2006070273A N/A N/A
JP2004277534A N/A N/A
WO2015152352A N/A N/A
JP2016188344A N/A N/A
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