Material Analysis
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Attenuation of impact modification effect of PCTG products
Problem Phenomenon
Impact performance of toughened PCTG decreases during storage.
Cause Analysis
Toughening agent ages or migrates during storage, causing toughness decrease.
Solution
Select toughening systems with good fixation; storage period verification.
Key Takeaway
PCTG toughening effect attenuation requires formulation stabilization.
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