| 摘要 |
PROBLEM TO BE SOLVED: To provide a sheet-like adhesive for fixing a transparent hard sheet arranged with a step part on a surface of an image display unit and capable of efficiently achieving contrary characteristics such as step followability and blister resistance.SOLUTION: There is provided a sheet-like adhesive for fixing a transparent hard sheet arranged with a step part on a surface of an image display unit, consisting of an adhesive composition containing a (meth)acrylic acid ester polymer as a (A) component, a polymer type silane coupling agent as a (B) component and a crosslinking agent as a (C) component, the polymer type silane coupling agent as the (B) component is a polymer type silane coupling agent by binding a plurality of alkoxysilyl groups and a plurality of organic functional groups to a polymer chain, a film thickness is set at a value in a predetermined rage, adhesive power measured under a predetermined condition is set at a value of a predetermined value or more and gel fraction is set at a value in a predetermined range.SELECTED DRAWING: Figure 1 |
