Abstract. Biocompatible calcium silicophosphate glassceramic coatings for titanium on the base of glasses in R 2 О-RO-RO 2 -R 2 O 3 -P 2 O 5 -SiO 2 system have been obtained. The influence of crystallization ability and roughness of experimental coatings on their surface free energy has been established. The use of titanium implants with applied apatite-containing glass-ceramic coating will significantly increase biocompatibility of the prosthetic implant and will reduce the time of its union with the bone.
Relevance of the development of high-strength glass-ceramic coatings obtained by resource-saving technology for protective elements has been established. Structure formation mechanism in magnesium aluminosilicate glasses during heat treatment has been analyzed. Selection of the system was substantiated, model glasses and glass-ceramic materials on its base have been developed. Patterns of structure regularity and formation of the phase composition of glass-ceramic materials during their ceramization have been investigated. It was established that the presence of crystalline phase of mullite after melting leads to formation of the primary crystals and allows the formation of the fine crystalline structure under conditions of the low-temperature heat treatment at the nucleation stage. Developed high-strength glass ceramic materials can be used as a base in creating protective elements for special-purpose vehicles by energy-saving technology.
The features of the mullite-cordierite materials crystallization under conditions of heat treatment were investigated in the given work. Factors that determine the formation of a fine-dispersed volume-crystallized structure under conditions of a two-stage heat treatment to ensure a high level of mechanical and thermal strength of materials were established.
КЕРАМИКА: наука и жизнь Технологии
УДК 666.9-16Саввова О.В., Бабіч О.В., Воронов Г.К., Соболь Ю.О., Гривцова А.О. Вступ. На сьогоднішній день актуальною проблемою є створення конструкційної броні для елементів індивідуальних засобів захисту від кульового, вогневого та
Національний технічний університет «Харківський політехнічний інститут
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