Molding Process
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Accelerated embrittlement of PLA under ultraviolet radiation
Problembeschreibung
Outdoor PLA products become brittle and break in a short period.
Ursachenanalyse
UV radiation cuts the molecular chains and accelerates PLA degradation, photo-oxidation.
Lösung
Add UV stabilizers and light shielding agents; surface coating protection.
Wichtigste Erkenntnis
PLA photo-aging is very fast.
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