Molding Process
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PBN uneven crystallization Problem in Film Processing
Problembeschreibung
Polybutylene naphthalate PBN exhibits uneven crystallization in film processing at 270-300°C.
Ursachenanalyse
Under high-temperature processing at 270-300°C, oxidation causes the problem.
Lösung
Solve by drying to a moisture content of <50ppm.
Wichtigste Erkenntnis
PBN ultra-high-temperature processing requires comprehensive protection.
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