Injection Molding
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Degradation yellowing problem of PBS biodegradable material in injection
Problembeschreibung
Polybutylene succinate PBS shows degradation yellowing in injection processing at 140-200°C.
Ursachenanalyse
Caused by poor thermal stability of PBS and slow crystallization.
Lösung
Improved by lowering the processing temperature.
Wichtigste Erkenntnis
The degradation characteristics of PBS require gentle processing.
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