Extrusion & Post
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PBS biodegradable material mechanical property decline problem in film blowing
Problem Phenomenon
Polybutylene succinate (PBS) exhibits mechanical property decline during film blowing processing at 140-200°C.
Cause Analysis
Caused by poor thermal stability and fast degradation of PBS.
Solution
Improve by sufficient drying.
Key Takeaway
The degradation characteristics of PBS require mild processing.
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