Patent ID: 9586380
Date: 2017-03-07
CPC Classifications: B29C,B29D,B32B,B60R,Y10T

Claim:
1. An article of manufacture, useful as a lining for heat and sound insulation, comprising: a first layer, having a thickness and a pair of opposing faces as a first reinforcement layer, the first layer comprising: a second layer, also having a thickness and a pair of opposing faces comprising a material selected for further enhancing the heat and sound insulation provided by the article, wherein the material is an open cell foam layer, a heat reflective layer, or a second reinforcement layer having different materials than the first reinforcement layer; wherein the polyamide matrix material distributed within the web forms the web into a porous first reinforcement layer joined to the second layer on adjacent faces of the first and second layer via exposure of the adjacent faces to a saturated pressurized steam at a temperature reaching the second melting point and below the first melting point.