Molding Process
5 görüntüleme
Color migration of PLA colored products
Sorun Belirtisi
The color of PLA colored products contaminates the contact objects.
Neden Analizi
The migration resistance of the dyes used is poor, and the degradation products of PLA itself carry color.
Çözüm
Select migration-resistant pigments (pigments approved for food contact); control the processing and storage temperature.
Temel Çıkarım
PLA color migration is a key concern for food packaging.
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