Process to manufacture three dimensionally shaped substrate for sound abatement

The present invention is directed to a process for the manufacture of three-dimensional acoustically sound automotive insulation parts. In particular, the process includes mixing a two component polyurethane resin, applying the resin to a substrate, molding the substrate and then trimming and demold...

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Bibliographic Details
Main Authors Meyer-Ahrens, Sven, Matwiczyk, Thomas J, Lee, Bin, Blaszkiewicz, Michael A, Guarnieri, Walter
Format Patent
LanguageEnglish
Published 23.10.2007
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Summary:The present invention is directed to a process for the manufacture of three-dimensional acoustically sound automotive insulation parts. In particular, the process includes mixing a two component polyurethane resin, applying the resin to a substrate, molding the substrate and then trimming and demolding the resin applied substrate.