A pressure-sensitive adhesive film including a substrate and a pressure-sensitive adhesive layer provided on at least one side of the substrate, wherein the pressure-sensitive adhesive layer contains a (meth)acryl-based polymer, an ionic liquid, and a crosslinking agent, and the pressure-sensitive adhesive layer contains 2 parts by weight or less of the crosslinking agent based on 100 parts by weight of the (meth)acryl-based polymer, the pressure-sensitive adhesive film having an adhesive strength of 0.5 N/25 mm or more as measured at a tension rate of 1.0 m/minute after it is placed on an adherend of an acrylic panel under the conditions of 23° C. and 50% RH for 30 minutes.
一种压敏粘合膜,包括基材和压敏粘合层,该压敏粘合层位于基材的至少一侧,其中压敏粘合层包含一种(甲基)
丙烯酸基聚合物、一种
离子液体和一种
交联剂,且压敏粘合层中
交联剂的重量不超过(甲基)
丙烯酸基聚合物重量的100份之2,该压敏粘合膜在23℃和50%相对湿度条件下放置于
丙烯酸板的粘结面30分钟后,以1.0 m/分钟的张力速率测量,其粘接强度为0.5 N/25 mm或更高。