first layer of cotten shoddy, a second layer of absorptive material attached to said first layer; and a third layer of covering material attached to said second layer; applicable to auto body and aircraft panels
公开/公告号：
US20040121691 A1
公开/公告日期：
Jun 24, 2004
被引量：
摘要：
The present invention relates to a multifunctional insulation article for application to a substrate comprising a first layer of shoddy, a second layer of absorptive material attached to said first layer; and a third layer of covering material attached to said second layer. The first layer includes at lest 50.0 wt. % of recycled post industrial cotton fabric which is shredded and generally combined with a limited amount of other fibrous components such as synthetic and actual fiber based products. The articles of the present invention are light weight and offer both good sound absorption and thermal insulation characteristics.
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