POLYPHENYLENE SULFONE: PRODUCTION AND APPLICATION IN MEDICAL DEVICES (REVIEW)
Abstract and keywords
Abstract:
Superstructural plastics have great potential for use in medicine to improve the quality of medical products, develop modern medical technology and equipment, actively replacing metals. Superstructural plastics have better mechanical, thermal and technological characteristics compared to other types of materials. The article discusses such a superstructural plastic, which is actively researched and developed for medicine, as polyphenylene sulfone. Polyphenylene sulfone (PPSU) belongs to the group of heat-resistant polyarylenes that remain functional at temperatures from -100 to +250 °C. It has unique properties compared to other materials. Polyphenylene sulfone (PPSU) is an amorphous, heat-resistant thermoplastic, has improved strength and hydrolytic characteristics, resistance to X-ray and gamma radiation, and is also resistant to sterilization and can withstand up to 1000 sterilization cycles. Polyphenylene sulfone is in demand in various fields of medicine (surgery, dentistry, etc.). It is used to manufacture many medical devices. Polyphenylene sulfone is used as a transparent part of anesthetic masks, pharmaceutical filter housings due to its strength and non-toxicity. Physiological inertness makes it suitable for the manufacture of prostheses implanted in the human body. Polyphenylene sulfone is also used to produce endoscopic tips, medical sample sticks, fluid transfer couplings, fittings, medical instrument heads, lids, sterilization trays, and laboratory equipment. Polyphenylene sulfone is used for artificial heart parts, as standard implants for contour plastics, in maxillofacial surgery for tissue morphogenesis in dental prosthetics; as a dialyzer membrane material. The processing of polyphenylene sulfone for the production of medical devices is also being studied. In Russia polyphenylene sulfone is at the development stage and at the research level. Therefore, the study and research of polyphenylene sulfone for medicine is a promising direction.

Keywords:
POLYPHENYLENE SULFONE, PRODUCTION, POLYARYLENES, SUPERSTRUCTURAL PLASTICS, SOLVENTS, MEDICINE, ADDITIVE MANUFACTURING, 3D PRINTING, COMPOSITE MATERIALS
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