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Use of double-sided pressure-sensitive adhesive sheet, laminate having member for constituting image display device, laminate-forming kit, and double-sided pressure-sensitive adhesive sheet

机译:双面粘合片的用途,具有用于构成图像显示装置的部件的层压体,层压体形成套件和双面粘合片

摘要

Provided is a double-sided pressure-sensitive adhesive sheet which does not break or peel even in a bending test close to an actual use environment, has high bending resistance, and is used for a flexible member. Substrate-less double-sided pressure-sensitive adhesive sheet, formed from a pressure-sensitive adhesive composition containing a (meth) acrylate (co) polymer (A), defined by a dynamic viscoelasticity Tan δ peak temperature The transition temperature (Tg) is in a range of −50 ° C. to −20 ° C., and the storage elastic modulus G ′ at a frequency of 1 Hz and a temperature of 100 ° C. is in a range of 2.0 × 103 to 3.0 × 104 Pa. And a thickness of 10 μm or more and 150 μm or less.
机译:本发明提供一种双面粘合片,其即使在接近实际使用环境的弯曲试验中也不会断裂或剥离,并且具有高的耐弯曲性,并且被用于挠性构件。由包含(甲基)丙烯酸酯(共)聚合物(A)的压敏胶粘剂组合物形成的无基材双面压敏胶粘片,其由动态粘弹性Tanδ峰值温度确定。转变温度(Tg)为在-50℃至-20℃的范围内,并且在1Hz的频率和100℃的温度下的储能弹性模量G'在2.0×103至3.0×104Pa的范围内。并且厚度为10μm以上至150μm以下。

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