日本ヘルツ化学公司开发成功涂层型电磁屏蔽材料日本化学公司开发成功一种表面涂层型的电磁屏蔽材料，可获得如同３ｍｍ厚铝板一样的电磁屏蔽效果。这种屏蔽材料是以该公司己商品化的作为水泥混凝土增强剂使用的“ｐｅｒｍａｓｈｉｅｌｄ”为基体，在超高分子（分子量）１... Japan ヘ Hikaru ツ chemical company successfully developed coating electromagnetic shielding materials Japan Chemical Co., Ltd. successfully developed a surface coating of electromagnetic shielding materials, can get the same as the 3mm thick aluminum plate electromagnetic shielding effect. This shielding material is based on the company’s commercial use as a cement concrete reinforcing agent “permashield” as the matrix, in the ultra-high molecular (molecular weight) 1 ...