LIGHTWEIGHT BAFFLE OR REINFORCEMENT ELEMENT AND METHOD FOR PRODUCING SUCH A LIGHTWEIGHT BAFFLE OR REINFORCEMENT ELEMENT

摘要

Disclosed is a baffle or reinforcement element (20) for sealing and/or reinforcing a cavity (C) in particular a cavity of a vehicle comprising a carrier element (21) and an expandable element (25) supported by the carrier element the expandable element consisting of an expandable material (22) incorporating a plurality of gas bubbles (24) forming a microcellular structure. Further disclosed is the process of manufacturing such a baffle or reinforcement element and its use.