Material Analysis
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Problem of decreased heat sealability of Slip Masterbatch in BOPP
Problem Phenomenon
After adding 1-5% of slip masterbatch to the BOPP film, decreased heat sealability occurs.
Cause Analysis
Improper control of the slip agent precipitation balance.
Solution
Resolve by optimizing the processing temperature.
Key Takeaway
The key to slip masterbatch lies in the migration/precipitation balance.
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