Molding Process
4 조회수
Color migration of PLA colored products
문제 현상
The color of PLA colored products contaminates the contact objects.
원인 분석
The migration resistance of the dyes used is poor, and the degradation products of PLA itself carry color.
해결 방법
Select migration-resistant pigments (pigments approved for food contact); control the processing and storage temperature.
핵심 요약
PLA color migration is a key concern for food packaging.
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