METHOD OF MANUFACTURING MULTI-LAYERED MOLDINGS

摘要

A method of manufacturing multi-layered moldings which have a plurality of thermoplastic resin layers, which comprises the steps of (i) separately supplying first and second molten thermoplastic resins to between male and female molds in an opened position from first and second resin supply ports, which can be separately temperature controlled, with a time lag set in starting up supply of the both resins, and (ii) clamping the male and female molds after the completion of supply of the first and second r