C - Chemistry – Metallurgy – 09 – J
Patent
C - Chemistry, Metallurgy
09
J
C09J 7/02 (2006.01) B32B 7/10 (2006.01) B32B 27/28 (2006.01)
Patent
CA 2476256
To provide a pressure-sensitive adhesive sheet that is free of swelling or deformation of a substrate due to migration of a liquid component from the pressure-sensitive adhesive layer and has acceptable processability, the pressure-sensitive adhesive sheet includes a carrier film; an elastomer film provided on one surface of the carrier film; and a pressure-sensitive adhesive layer provided on the elastomer film, in which the pressure-sensitive adhesive layer includes a composition that contains an acrylic polymer as a main component and a compatible component being compatible with the acrylic polymer and liquid or paste-like at room temperature, and in which the carrier film has a heat shrinkage of 3.0% or more and 4.5% or less in the longitudinal direction and 1.2% or more and 4.2% or less in the transverse direction.
Kuniya Masayoshi
Okada Katsuhiro
Sasaki Yasuyuki
Suzuki Seishi
Gowling Lafleur Henderson Llp
Nitto Denko Corporation
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