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Processing Machinery 9 조회수

Corrosive gas generated during PEI flame retardant modification processing

문제 현상
Halogen-containing flame retardant PEI systems produce irritating gas during processing and corrode equipment
원인 분석
The flame retardant (especially halogen-containing systems) decomposes at the processing temperature producing acidic gas; the processing temperature exceeds the thermal stability temperature of the flame retardant
해결 방법
Switch to halogen-free flame retardant systems (such as phosphorus-based and nitrogen-based flame retardants); strictly control the processing temperature not to exceed the decomposition temperature of the flame retardant; strengthen workshop ventilation and exhaust
핵심 요약
The formulation design of flame retardant PEI must consider both flame retardant efficiency and processing safety
flame retardantcorrosionhalogen-free flame retardantphosphorus-basedventilationthermal stability

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