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Yaygın plastik malzeme zorluklarına pratik yanıtlar

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1343 soru
Q
Poor Chemical Resistance of CMC
A
Poor chemical resistance is caused by CMC chemical affinity; selecting chemical-resistant grade and coating are the key
Material Analysis CMCchemical resistancechemical attackmicro-crosslinkingsurface coating
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Q
Strong Odor in CMC Processing
A
Strong odor is caused by CMC decomposition and volatilization; temperature control and ventilation are the key
Material Analysis CMCprocessing odorvolatilesventilation and exhausttemperature control
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Q
Large Creep Deformation of CMC
A
Large creep is caused by the nature of the elastomer; micro-crosslinking and rigid filler are the key
Material Analysis CMCcreepmicro-crosslinkinghigh molecular weightrigid filler
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Q
Processing Temperature Fluctuation of CMC
A
Temperature fluctuation is caused by improper temperature control system; PID tuning and heater band replacement are the key
Material Analysis CMCtemperature fluctuationPID tuningheater bandthermocouple
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Q
Insufficient Tensile Strength of CMC
A
Insufficient tensile strength is caused by molecular weight and poor interface; selecting a high MW grade is the key
Material Analysis CMCtensile strengthmolecular weightcoupling agentorientation control
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Q
CMC Hardness Too High
A
High hardness is caused by crystallization and filler; adjusting cooling and filler are the key
Material Analysis CMChigh hardnesscrystallinityfiller amountplasticizer
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Q
Bacterial Degradation of CMC Solution
A
CMC aqueous solution is easily degraded by bacteria and needs preservation and refrigeration
Material Analysis CMC bacterial degradationpreservativerefrigerated storageutensil disinfectionsolution storage
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Q
Low Elongation at Break of CMC
A
Low elongation at break is caused by low molecular weight and orientation; selecting high MW and reducing orientation are the key
Material Analysis CMCelongation at breakmolecular weightorientation controlcrosslinking degree
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Q
Fast Thermal Aging of CMC
A
Thermal aging is caused by thermal oxidation; improving the antioxidant system is the key
Material Analysis CMCthermal agingthermal oxidationantioxidanthigh molecular weight
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Q
Fast UV Aging of CMC
A
Fast UV aging is caused by photo-oxidation; UV absorber and HALS are the key
Material Analysis CMCUV agingUV absorberHALSradical scavenging
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