Molding Process
3 Aufrufe
Color migration of PLA colored products
Problembeschreibung
The color of PLA colored products contaminates the contact objects.
Ursachenanalyse
The migration resistance of the dyes used is poor, and the degradation products of PLA itself carry color.
Lösung
Select migration-resistant pigments (pigments approved for food contact); control the processing and storage temperature.
Wichtigste Erkenntnis
PLA color migration is a key concern for food packaging.
War das hilfreich?
0 Personen fanden dies hilfreich
Vielen Dank für Ihr Feedback!