Blow Molding
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Degradation yellowing problem of PBS biodegradable material in '2079851475616104457
Problem Phenomenon
Polybutylene succinate PBS shows degradation yellowing in blow '2079851475616104453ing at 140-200°C.
Cause Analysis
Caused by poor thermal stability of PBS and abnormal flow.
Solution
Improved by lowering the processing temperature.
Key Takeaway
The degradation characteristics of PBS require gentle processing.
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