| 摘要 |
PROBLEM TO BE SOLVED: To provide a double-sided adhesive tape or sheet which can be disintegrated in a paper recycling process, is excellent in balance between tack and holding power and capable of preventing peeling from an adherend when attaching a poster or the like to a vertical surface, and an adhesive using for these.SOLUTION: There is provided an adhesive obtained by blending an adhesive composition containing a copolymer obtained by emulsion polymerization of the following components (a), (b), (c), and (d) and having a theoretical glass transition temperature of -20°C or less and emulsion resin having the softening point of 120°C or more: (a) (meth)acrylic acid alkyl ester of 65.5 to 85.5.mass% based on the total mass of components (a) to (d); (b) (meth)acrylic acid alkoxyalkyl ester of 3 to 8 mass% based on the same; (c) (meth)acrylic acid of 3.5 to 6.5 mass% based on the same; and (d) vinyl ester monomer of 8 to 20 mass% based on the same. |
