Material Analysis
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Odor migration of PLA food packaging
Problem Phenomenon
The odor migrated from PLA packaging affects the taste of food.
Cause Analysis
Low molecular odors such as aldehydes and ketones produced by PLA degradation migrate to the food.
Solution
Control PLA processing degradation; optimize the formulation to reduce odor precursors.
Key Takeaway
PLA odor migration is the key to food packaging quality.
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