Material Analysis
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Dripping of PC Flame Retardant Formulation
Problem Phenomenon
PC flame retardant material shows molten dripping in the UL94 test.
Cause Analysis
Although PC itself is self-extinguishing, it drips molten when burning.
Solution
Add 0.3-0.5% PTFE anti-dripping agent; char-forming synergy.
Key Takeaway
PC flame retardant anti-dripping requires the cooperation of additives.
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