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EMI shielding film

机译:惠美诗(Emi Shie)

摘要

Provided is an electromagnetic wave shielding film capable of reducing a space formed between an electronic component on a wiring board and an electromagnetic wave shielding effect. The electromagnetic wave shielding film 1 has a conductive layer 3 which is stretchable and hardly returned to its original state once stretched and an adhesive layer 4 formed on one surface of the conductive layer 3 and having an insulating property, . The conductive layer 3 is made of a conductive composition containing a resin having elasticity and having a property of being difficult to return to original state once stretched and an electrically conductive filler filled in the resin. The tensile permanent deformation of the resin is not less than 2.5% and not more than 90%.
机译:本发明提供一种电磁波屏蔽膜,该电磁波屏蔽膜能够减小在配线基板上的电子部件之间形成的空间和电磁波屏蔽效果。电磁波屏蔽膜1具有导电层3,该导电层3可拉伸并且一旦被拉伸就几乎不恢复其原始状态;粘合剂层4形成在导电层3的一个表面上并具有绝缘特性。导电层3由导电组合物制成,该导电组合物包含具有弹性并且具有一旦被拉伸就难以恢复到初始状态的特性的树脂以及填充在树脂中的导电填料。树脂的拉伸永久变形不小于2.5%且不大于90%。

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