A blow molded part is provided that includes a first portion consisting of a reinforced resin and a second portion consisting of a non-reinforced resin. The reinforced resin may be fiber-reinforced, and the non-reinforced resin may be a neat resin. In one form, the first portion and the second portion define first and second trim areas, respectively, and the second trim area is directly recyclable. In another form, the second portion comprises a material consisting of a non-reinforced resin and/or a reinforced resin, where the modulus of elasticity of the first portion is higher than the modulus of elasticity of the second portion. Furthermore, a method of forming a blow molded part is provided.
MULTI-MATERIAL BLOW MOLDING SPLIT EXTRUSION HEAD AND PROCESS
2018-12-20
Patent
Electronic Resource
English
IPC: | B29B PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED , Vorbereiten oder Vorbehandeln der zu verformenden Masse / B29C Formen oder Verbinden von Kunststoffen , SHAPING OR JOINING OF PLASTICS / B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht |
Multi-material blow molding split extrusion head and process
European Patent Office | 2021
|SAE Technical Papers | 1967
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