| http://www.w3.org/ns/prov#value | - The PPE and each of the block copolymers was melt blended on a 25 mm co-rotating twin screw extruder at 300??? C. and a screw speed of 300 RPM. All of the ingredients, including antioxidant, were dry tumble blended together prior to addition to the twin screw extruder.
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