发明名称 Process for extruding ethylene polymers
摘要 A process comprising forming an extrudate, preferably in the form of a film, from an ethylene polymer which, in an extruder, melts rapidly and experiences slow shear thinning by melt extruding said polymer through an extruder having an extrusion screw therein with a length to diameter ratio of between about 15:1 to 21:1.
申请公布号 US4343755(A) 申请公布日期 1982.08.10
申请号 US19790064399 申请日期 1979.08.08
申请人 UNION CARBIDE CORPORATION 发明人 MILLER, JOHN C.;BURNETT, ARCHIBALD L.
分类号 B29C47/00;B29C47/38;B29C47/60;(IPC1-7):B28B3/20 主分类号 B29C47/00
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