A shrink film comprising a polyethylene-based film having a top surface, a bottom surface, and comprising one or more layers, wherein at least one layer of the polyethylene-based film comprises a low density polyethylene having a density of from 0.917 g/cc to 0.935 g/cc and melt index, I2, of from 0.1 g/10 min to 5 g/10 min, a linear low density polyethylene having a density of from 0.900 g/cc to 0.965 g/cc and melt index, I2, of from 0.05 g/10 min to 15 g/10 min, or combinations thereof, and optionally, a medium density polyethylene, a high density polyethylene, or combinations thereof, and a coating layer disposed on the top surface of the polyethylene-based film, wherein the coating layer comprises an adhesive and a near-infrared absorbent material.
一种收缩薄膜,包括具有顶面、底面并包括一层或多层的聚
乙烯基薄膜,其中至少一层聚
乙烯基薄膜包括密度为 0.917 g/cc 至 0.935 g/cc 且熔融指数 I2 为 0.1 g/10 min 至 5 g/10 min 的低密度聚
乙烯、密度为 0.900 g/cc 至 0.965 g/cc 且熔融指数 I2 为 0.05 g/10 min 至 15 g/10 min 的线性低密度聚
乙烯,或它们的组合,以及可选的中密度聚
乙烯、高密度聚
乙烯或它们的组合,以及设置在聚
乙烯基薄膜顶面上的涂覆层,其中涂覆层包括粘合剂和近红外吸收材料。