专利名称：LAMINATED NONWOVEN FABRIC发明人：KAJIYAMA, Hiroshi,OMORI, Taira,SAKAI,
Kenichi
申请号：EP16761823.0申请日：20160310公开号：EP3269860A1公开日：20180117
摘要：There is provided a laminated nonwoven fabric having excellent sound
absorbing performance in a low frequency range, the laminated nonwoven fabric having askin layer and a base material layer, the skin layer having a nonwoven fabric A, thenonwoven fabric A having a density of 100 to 500 kg/m, a thickness of 0.5 to 2.5 mm, andan air permeability of 4 to 40 cm/cm/s; and the base material layer having a nonwovenfabric B, the nonwoven fabric B having a basis weight of 200 to 500 g/m and a thickness of5 to 40 mm.
申请人：Toray Industries, Inc.
地址：1-1, Nihonbashi-Muromachi 2-chome Chuo-ku Tokyo 103-8666 JP
国籍：JP
代理机构：Kador & Partner
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