Experimental Analysis for Extrusion Screw Geometry to Produce Highly Transparent Polypropylene Sheets.Published in:Polymer Engineering & Science, 2010, v. 50, n. 2, p. 420, doi. 10.1002/pen.21459By:Funaki, Akira;Takubo, Toyokazu;Kanai, ToshitakaPublication type:Article