Process for molding a polystyrene foam structure with a bonded covering
作者： Luther I. Dickens
DOI:
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摘要: A process for molding in situ a polystyrene foam structure with relatively rigid thermoplastic sheet covering portion of the surface foam. The is cut and folded into proper shape heat-activated adhesive applied to inside surface. inserted female cavity mold which then closed. Expandable injected interior heated expand against bond polystyrene.
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