Molding Process
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UV Stability of PCTG Products
Fenómeno del problema
PCTG products used outdoors yellow and their performance declines under ultraviolet radiation.
Análisis de la causa
PCTG is sensitive to UV and lacks light stabilizer protection, and photo-oxidative degradation occurs.
Solución
Add UV absorbers and HALS; use UV protective coatings; avoid long-term outdoor exposure.
Conclusión clave
PCTG for outdoor use requires light stabilization treatment.
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