Material Drying
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PBN mold carbon buildup Problem in Blow '2079851475616104453ing
Problem Phenomenon
Polybutylene naphthalate PBN exhibits mold carbon buildup in blow '2079851475616104453ing at 270-300°C.
Cause Analysis
Under high-temperature processing at 270-300°C, hydrolysis causes the problem.
Solution
Solve by nitrogen protection.
Key Takeaway
PBN ultra-high-temperature processing requires comprehensive protection.
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