Expandable polyolefin compositions and insulated vehicle...

Details Expandable polyolefin compositions and insulated vehicle... Expandable polyolefin compositions and insulated vehicle...

C - Chemistry, Metallurgy

08

J

C08J 9/00 (2006.01) C08L 23/00 (2006.01)

Patent

CA 2648474

Polyolefin compositions that expand freely to form stable foams are disclosed. The compositions include at least one heat-activated expanding agent and typically include at least one heat-expanded crosslinker. The compositions are effective as sealers and noise/vibration insulation in automotive applications.

L'invention concerne des compositions polyoléfiniques qui se dilatent librement pour former des mousses stables. Ces compositions comprennent au moins un agent expansible activé par la chaleur et en général au moins un agent de réticulation à dilatation thermique. Ces compositions peuvent être utilisées comme produits d'isolation et comme éléments d'isolation contre le bruit/les vibrations dans des applications automobiles.

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