Injection Molding
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Degradation yellowing problem of PBS biodegradable material in injection
Fenómeno del problema
Polybutylene succinate PBS shows degradation yellowing in injection processing at 140-200°C.
Análisis de la causa
Caused by poor thermal stability of PBS and slow crystallization.
Solución
Improved by lowering the processing temperature.
Conclusión clave
The degradation characteristics of PBS require gentle processing.
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