Polyether-ether-ketone microwave radiation polymerization process

The invention relates to the technical field of polyether-ether-ketone processing, in particular to a polyether-ether-ketone microwave radiation polymerization process, polyether-ether-ketone is prepared from the following raw materials: 120-150 g of 4, 4 '-difluorobenzophenone, 50-80 g of hydr...

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Bibliographische Detailangaben
Hauptverfasser: XIA RENBING, SHI LIJUAN, DAI LIANWEN
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention relates to the technical field of polyether-ether-ketone processing, in particular to a polyether-ether-ketone microwave radiation polymerization process, polyether-ether-ketone is prepared from the following raw materials: 120-150 g of 4, 4 '-difluorobenzophenone, 50-80 g of hydroquinone, 50-80 g of carbonate, 500-550 g of an inorganic salt diphenyl sulfone solvent, 5-8 g of an additive, 6-10 g of a catalyst and 20-50 g of concentrated sulfuric acid. The process method for preparing the polyether-ether-ketone comprises the following steps: S1, preparing raw materials; s2, stirring and mixing; s3, draining and deflating; s4, radiation polymerization; s5, cooling and curing; s6, crushing and screening; s7, extracting and purifying; and S8, drying and processing. The polyether-ether-ketone obtained by the microwave radiation polymerization method has the advantages of low gel content and few black spots, the product quality is excellent, the heating time of the polymerization reaction is shortened