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Yaygın plastik malzeme zorluklarına pratik yanıtlar

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1343 soru
Q
DSTDP large creep deformation
A
Large creep is caused by elastomer nature; slight crosslinking and rigid filler are key
Material Analysis DSTDPcreepslight crosslinkinghigh molecular weightrigid filler
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Q
DSTDP insufficient toughness, brittle fracture
A
Insufficient toughness is caused by low molecular weight and coarse crystallization; selecting high MW is key
Material Analysis DSTDPinsufficient toughnessmolecular weightcrosslinking controlcrystallization refinement
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Q
DSTDP poor chemical resistance
A
Poor chemical resistance is caused by DSTDP chemical affinity; selecting chemical-resistant grades and coating are key
Material Analysis DSTDPchemical resistancechemical attackslight crosslinkingsurface coating
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Q
DSTDP large processing odor
A
Large odor is caused by DSTDP decomposition and volatilization; temperature control and ventilation are key
Material Analysis DSTDPprocessing odorvolatilesventilation exhausttemperature control
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Q
DSTDP insufficient tensile strength
A
Insufficient tensile strength is caused by molecular weight and poor interface; selecting high MW grades is key
Material Analysis DSTDPtensile strengthmolecular weightcoupling agentorientation control
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Q
DSTDP hardness too high
A
High hardness is caused by crystallization and filler; adjusting cooling and filler are key
Material Analysis DSTDPhardness too highcrystallinityfiller amountplasticizer
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Q
DSTDP fast thermal aging
A
Thermal aging is caused by thermo-oxidation; completing the antioxidant system is key
Material Analysis DSTDPthermal agingthermo-oxidationantioxidanthigh molecular weight
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Q
DSTDP low elongation at break
A
Low elongation at break is caused by low molecular weight and orientation; selecting high MW and reducing orientation are key
Material Analysis DSTDPelongation at breakmolecular weightorientation controlcrosslinking degree
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Q
DSTDP fast UV aging
A
Fast UV aging is caused by photo-oxidation; UV absorber and HALS are key
Material Analysis DSTDPUV agingUV absorberHALSradical scavenging
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Q
DSTDP unstable shrinkage rate
A
Unstable shrinkage rate is caused by batch differences and temperature fluctuation; raw material and temperature control are key
Material Analysis DSTDPshrinkage ratebatch differencestable temperature controlcrystallinity consistency
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