Material Analysis
12 görüntüleme
Exudate from PET bottle cap liners
Sorun Belirtisi
Oily or powdery substances exude from the liner inside the PET bottle cap, contaminating the contents.
Neden Analizi
Small-molecule additives (plasticizers, slip agents, etc.) in the liner material migrate and exude; the liner material is not resistant to the contents.
Çözüm
Select liner material formulations with low migration; control the type and dosage of additives; conduct accelerated migration tests for verification.
Temel Çıkarım
PET bottle cap liner exudation is a strictly controlled issue in food packaging.
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