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Problema e solução

Respostas práticas para os desafios comuns dos materiais plásticos

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1343 perguntas
Q
Flame retardant rating of modified styrene-butadiene copolymer not meeting standards
A
Flame retardancy needs to be addressed from addition amount, compatibility and system design
Material Analysis flame retardantflame retardant agentcompatibilityflame retardant rating
2 visualizações
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Q
Weather resistance of modified styrene-butadiene copolymer not meeting standards
A
Weather resistance needs to be addressed from UV absorbers and antioxidants
Material Analysis weather resistanceultravioletantioxidantyellowing
2 visualizações
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Q
Unstable hardness of SBC soft products
A
SBC hardness requires stable ratio and processing conditions
Material Analysis SBChardness fluctuationratiooil extension
2 visualizações
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Q
Unsatisfactory toughening effect of modified styrene-butadiene copolymer
A
Toughening effect needs to be addressed from addition amount, compatibility and dispersion
Material Analysis tougheningimpact strengthcompatibilitydispersion
2 visualizações
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Q
Quality fluctuation caused by regrind use in styrene-acrylonitrile copolymer
A
Regrind use requires controlling proportion and times; category management is key.
Material Analysis regrindquality fluctuationmolecular weight declineregrind proportioncategory management
2 visualizações
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Q
Creep deformation of styrene-acrylonitrile copolymer products
A
Creep is the slow deformation of amorphous materials under continuous load.
Material Analysis creepcontinuous loadwall thickness designmolecular weightglass fiber reinforcement
2 visualizações
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Q
Insufficient weather resistance/yellowing of styrene-acrylonitrile copolymer ASA products
A
ASA weather resistance is related to material grade and processing conditions; temperature control and grade selection are key.
Material Analysis weather resistanceyellowingASAultravioletprocessing temperature
2 visualizações
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Q
Unstable impact strength between batches of polystyrene products
A
Impact strength stability depends on raw material consistency and process stability.
Material Analysis impact strengthbatch instabilityraw material inspectiontemperature controltest standards
2 visualizações
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Q
Aging/performance decay of polystyrene products
A
Product aging is caused by environmental factors; adding stabilizers and surface protection is key.
Material Analysis agingultravioletthermal-oxidative degradationantioxidantweather resistance
2 visualizações
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Q
Environmental stress cracking of polystyrene products
A
Environmental stress cracking is the result of the combined action of stress and chemical media.
Material Analysis environmental stress crackingresidual stresschemical mediaannealinguniform wall thickness
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