发明名称 Low porosity facings for acoustic applications
摘要 A fibrous blanket material is provided having a first fibrous layer selected from a group of fibers consisting of polyester, polypropylene, polyethylene, fiberglass, natural fibers, nylon, rayon and blends thereof and a layer of meltblown polypropylene fibers. In an alternative embodiment the blanket may also include a second fibrous layer made of the same material as the first layer where the layer of meltblown polypropylene fibers is sandwiched between the two fibrous layers.
申请公布号 US7820573(B2) 申请公布日期 2010.10.26
申请号 US20080178877 申请日期 2008.07.24
申请人 OCV INTELLECTUAL CAPITAL, LLC, 发明人 TILTON JEFFREY A.
分类号 B32B5/26;B32B5/06;B32B7/08;B32B27/32;D04H1/42;D04H3/00;D04H3/16;D04H13/00;E04B1/84;G10K11/162 主分类号 B32B5/26
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