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公开(公告)号:US07390118B2
公开(公告)日:2008-06-24
申请号:US10964655
申请日:2004-10-15
IPC分类号: B29B7/42
CPC分类号: B29C47/667 , B29C45/581 , B29C47/0009 , B29C47/0871 , B29C47/0883 , B29C47/368 , B29C47/40 , B29C47/60 , B29C47/6043 , B29C47/605 , B29C47/6075 , B29C47/666 , B29C2045/466
摘要: The present invention provides an improved extruder assembly, that includes a wiper for wiping a screw portion in a low pressure extruder stage, whereby the wiping of the screw portion improves melt conveyance through the low pressure extruder stage. The present invention has particular utility when used in a low pressure venting and entrainment extruder stage of a single screw compounding extruder. The present invention also provides an extrusion/injection unit for use in-line compounding molding system that incorporates the improved extruder assembly.
摘要翻译: 本发明提供一种改进的挤出机组件,其包括用于在低压挤压机阶段中擦拭螺杆部分的擦拭器,由此螺纹部分的擦拭改善了通过低压挤出机阶段的熔体输送。 当用于单螺杆混合挤出机的低压排气和夹带挤出机阶段时,本发明具有特别的用途。 本发明还提供了一种用于使用在线复合成型系统的挤出/注射单元,其包含改进的挤出机组件。