Improved method of forming extruded polystyrene foams and...

Details Improved method of forming extruded polystyrene foams and... Improved method of forming extruded polystyrene foams and...

B - Operations, Transporting

29

C

B29C 44/56 (2006.01) B29C 69/00 (2006.01)

Patent

CA 2697095

The invention a method of forming complex shape of styrenic polymer foams (10) in which a pressing surface is created, for example, by planing/machining a layer of an as formed extruded styrenic polymer plank, contacting said plank with a contoured die face and pressing the foam (10) to form the complex shape.

Procédé d'obtention de mousses de polymère styrénique de forme complexe consistant à créer une surface de pression, notamment par planage/usinage d'une couche faite d'une planche de polymère styrénique extrudé, à mettre ladite planche en contact avec la face d'une matrice profilée et à comprimer la mousse pour obtenir la forme complexe recherchée.

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