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3.48 热熔粘合剂 hot-melt ab h esive加热时变成流体涂在包装材料上,冷却后使两层包装材料粘合的粘合剂.通常由热塑性聚合物制成.3.49 压敏粘合剂 pressure-sensitive ab h esive通常用于胶带或标签的一种粘合剂.在室温下能长期保持粘性,与各种不同材料表面接触时,只需用手指轻压即可粘合.3.50 衬垫材料、缓冲材料cushioning marerial为了防震而采用的包装材料.广义上包括表面保护材料,充填材料和支撑固定材料.
3.48 hot-melt adhesive hot-melt ab h esive When heated to become fluid coated on the packaging material, the two layers of packaging materials after cooling adhesive adhesive, usually made of thermoplastic polymer .3.49 pressure-sensitive adhesive Pressure-sensitive ab h esive An adhesive commonly used in tapes or labels to maintain long-term viscosity at room temperature and to bond with a variety of different material surfaces with light pressure to bond .3.50 Liner Cushioning material cushioning marerial Shock-absorbing packaging material which includes a wide range of surface protection materials, filling materials and supporting fixing materials.