| abstract |
A double-faced pressure-sensitive sheet which is provided with a first pressure-sensitive adhesive layer and a second pressure-sensitive adhesive layer provided on one surface of the first pressure-sensitive adhesive layer and which is characterized in that the first pressure-sensitive adhesive layer comprises, as the main component, a two-part crosslikable acrylic pressure-sensitive adhesive (I) having a mass-average molecular weight of 150,000 to 800,000 and the second pressure-sensitive adhesive layer comprises, as the main component, a two-part crosslinkable acrylic pressure-sensitive adhesive (II) having a mass-average molecular weight of 900,000 to 2,000,000. |