METHOD OF MANUFACTURING POLYMERIC KINETIC FRICTION PARTS MADE FROM SUPERHIGH-MOLECULAR WEIGHT POLYETHYLENE FOR ARTIFICIAL ENDOPROSTHESES

FIELD: polymer materials. ^ SUBSTANCE: when manufacturing polymeric part, original superhigh-molecular weight polyethylene powder is preliminarily subjected to heat treatment in overcritical carbon dioxide at 40-140°C and specific pressure 15-25 MPa for 2-4 h, whereupon powder is compacted at 190-20...

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Hauptverfasser:	SHORSTOV JAKOV VIKTOROVICH, AFONICHEVA OL'GA VLADIMIROVNA, NIKOLAEV ALEKSANDR JUR'EVICH, VOLOZHIN ALEKSANDR IL'ICH, SOLOV'EVA VERA ALEKSANDROVNA, KRASNOV ALEKSANDR PETROVICH, SAID-GALIEV EHRNEST EFIMOVICH, TOPOL'NITSKIJ OREST ZINOV'EVICH, CHECHEL' MIKHAIL ALEKSEEVICH, KHOKHLOV ALEKSEJ REMOVICH
Format:	Patent
Sprache:	eng ; rus
Schlagworte:	AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F,C08G AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS, ORSURGICAL ARTICLES CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS OF MACROMOLECULAR COMPOUNDS DISINFECTION, STERILISATION, OR DEODORISATION OF AIR GENERAL PROCESSES OF COMPOUNDING HUMAN NECESSITIES HYGIENE MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS, OR SURGICALARTICLES MEDICAL OR VETERINARY SCIENCE METALLURGY METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS INGENERAL ORGANIC MACROMOLECULAR COMPOUNDS PERFORMING OPERATIONS SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDEDFOR SHAPING OR JOINING OF PLASTICS THEIR PREPARATION OR CHEMICAL WORKING-UP TRANSPORTING WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL WORKING-UP
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