BI-MATERIAL PROCESS

摘要

The invention refers to a process for the production of moulded pieces made from plastic materials by injection moulding or injection compression moulding thereby using at least two different types of plastics materials in the same mould whereby at least one material is used for the formation of the core of the piece and at least one material is used for the formation of the skin of the piecewhereby the skin envelopes the core of the piece at least partially whereby at least one material for the formation of the core of the piece is a thermoset material and whereby at least one material for the formation of the skin is a thermoset material.