Provided are an acrylic pressure-sensitive adhesive composition including a (meth)acryl-based polymer and a phosphonic acid compound of formula (1):
wherein R is a hydrogen atom or a hydrocarbon residue having 1 to 18 carbon atoms which may have an oxygen atom, or a salt thereof, the composition containing 0.005 to 3 parts by weight of the phosphonic acid compound of formula (1) based on 100 parts by weight of the (meth)acryl-based polymer; a pressure-sensitive adhesive layer made from the acrylic pressure-sensitive adhesive composition; a pressure-sensitive adhesive layer-attached substrate film having the pressure-sensitive adhesive layer; a laminate including the pressure-sensitive adhesive layer-attached substrate film; and an image display device including the laminate or the pressure-sensitive adhesive layer-attached substrate film.
本发明提供了一种
丙烯酸压敏胶组合物,其中包括一种(甲基)
丙烯酸基聚合物和一种式(1)的
膦酸化合物:
其中 R 是氢原子或具有 1 至 18 个碳原子且可能具有一个氧原子的烃残基,或其盐,该组合物含有 0.005至3份重量的式(1)
膦酸化合物(以100份重量的(甲基)
丙烯基聚合物为基准);由
丙烯酸压敏粘合剂组合物制成的压敏粘合层;具有该压敏粘合层的压敏粘合层附着基底膜;包括该压敏粘合层附着基底膜的层压板;以及包括该层压板或该压敏粘合层附着基底膜的图像显示装置。