| abstract |
An optical film adhesive having excellent initial curability, adhesion, wet heat resistance, and heat shock resistance is provided. A glass transition temperature obtained by dynamic viscoelasticity measurement containing epoxy resin (A) as a main component and a frequency of 1 Hz after curing is 85 ° C. or higher, and a peak value of tan δ is 0.5. This is the adhesive for optical films. [Selection figure] None |