A hybrid device for drying and impregnating polymeric pellets for producing foamed polymer articles

摘要

The present invention relates to an apparatus for drying and impregnating a material with a fluid foaming agent comprising a foaming agent supply 13 for providing a fluid foaming agent 20, The first container 11 being set to load the fluid foaming agent 20 onto the dried material 23 at a pressure of at least 2 bar and the first container 11 being filled with the foaming agent supply 13 or And may be in fluid communication with a dry gas source 17 to provide a blowing agent source 13 and a dry gas 25 and a dryer 26 for removing water 27 from the fluid blowing agent 21 or dry gas 26. [ (14), and the dryer (14) may be in flow communication with the first container (11).