Production & Quality
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LLDPE film coefficient of friction drift
Problembeschreibung
COF changes with storage time.
Ursachenanalyse
Slip agent continuously blooms and migrates; high temperature speeds migration.
Lösung
①Control addition amount; ②store at constant temperature; ③re-test COF after aging; ④select a migration-stable system.
Wichtigste Erkenntnis
COF = aging variable.
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