Material Analysis
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Impurity precipitation in PFA high-purity applications
Problem Phenomenon
When PFA is used in semiconductors, trace impurity precipitation affects the process
Cause Analysis
Metal ions or additives introduced during PFA polymerization/processing
Solution
Adopt high-purity PFA grades; clean management of the entire process
Key Takeaway
PFA has strict impurity requirements in high-purity applications such as semiconductors
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