发明名称 FORFARANDE OCH ANORDNING FOR TILLVERKNING AV FORMSTYCKEN AV UPPSKUMBARA TERMOPLASTER
摘要 The present invention relates to a process for the production of moldings from foamable thermoplastics, especially from foamable polystyrene foam, in which pre-foamed plastic granules are post-expanded and sintered together in a mold with the supply of heat, a vacuum being applied to the mold before this is filled with the pre- foamed plastic granules and the mold being pre-warmed from the outside, characterized in that a hot inert gas is passed into the mold during or after introduction of the pre-foamed plastic granules in order to warm the granules.
申请公布号 SE8004057(A) 申请公布日期 1980.12.01
申请号 SE19800004057 申请日期 1980.05.30
申请人 * CIVAG AG INSTITUT FUR VERPACKUNGSFORSCHUNG 发明人 R * WEIDNER
分类号 B29C43/00;B29B13/00;B29C44/00;B29C44/58;B29C59/00;B29C67/00;C08J9/24 主分类号 B29C43/00
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