Extrusion & Post
9 Aufrufe
PB polybutene-1 dimensional instability problem in pipe extrusion
Problembeschreibung
Polybutene-1 PB exhibits dimensional instability during pipe extrusion processing at 180-230°C.
Ursachenanalyse
PB molecular weight is the key factor.
Lösung
Post-treatment promotes crystal form transition.
Wichtigste Erkenntnis
PB pressure pipes need to control crystal form transition.
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