Material Drying
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PBAT coating application
Fenómeno do problema
PBAT coating adhesion and uniformity, coating on paper or film.
Análise das causas
PBAT coating adhesion; melt viscosity; coating uniformity; drying and curing; substrate matching.; when troubleshooting on site, verify item by item according to this mechanism, and avoid blindly adjusting the machine based only on experience
Solução
①Adhesion promotion; ②viscosity control; ③coating process; ④curing optimization; ⑤substrate treatment.; after adjustment, continuously sample to verify the effect, and resume mass production only after confirming stability
Conclusão principal
PBAT coating is a composite application; adhesion and uniformity are quality; process matching ensures effect.; after confirming effectiveness, solidify the parameters and practices into the work instruction to prevent recurrence
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