المشاكل والحلول

إجابات عملية على التحديات الشائعة في مواد البلاستيك

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Incomplete thermal imidization

The imidization degree (imidization rate) determines the final performance of PI

Molding Process imidization degree300°CIR spectroscopytreatment time

Product bubbles during imidization

Controlling water escape during imidization is the key to PI preparation

Molding Process imidizationwater vaporstep heatingbubblesPI film

PAA solution viscosity decline during storage

PAA solution stability is its biggest challenge as a PI precursor

Material Drying PAA stabilityhydrolysislow-temperature storageuse time limit

Polyamic acid（PAA）solution viscosity control

Material Drying PAAsolution viscositypolycondensationmonomer ratiodry solvent

PES processing comprehensive problem - blend compatibility

Processing Machinery PESblend compatibilityprocessing qualityprocess optimizationequipment management

PES processing comprehensive problem - film coating

Extrusion & Post PESfilm coatingprocessing qualityprocess optimizationequipment management

PES processing comprehensive problem - stress cracking

Processing Machinery PESstress crackingprocessing qualityprocess optimizationequipment management

PES processing comprehensive problem - temperature window

Processing Machinery PEStemperature windowprocessing qualityprocess optimizationequipment management

PES processing comprehensive problem - drying moisture

Material Drying PESdrying moistureprocessing qualityprocess optimizationequipment management

PES product post-shrinkage

The dimensional stability of amorphous polymers requires sufficient post-processing

Molding Process post-shrinkagerelaxationannealingHDTdimensional stability

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