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Published on: January 11, 2019
Nuevos materiales de cemento fuerte: cerámica unida químicamente
Resumen
La cerámica unida químicamente ofrece resistencias significativamente más altas que el cemento convencional. Estos materiales avanzados exhiben una mayor resistencia, durabilidad y propiedades mejoradas, acercándose al rendimiento de la cerámica tradicional.
Área de la Ciencia:
- Ciencia de los materiales Ciencia de los materiales.
- Ingeniería cerámica Ingeniería cerámica.
- Ingeniería Civil Ingeniería Civil.
Sus antecedentes:
- Los cementos hidráulicos convencionales tienen limitaciones en cuanto a resistencia y rendimiento.
- La cerámica tradicional de alta temperatura ofrece propiedades superiores, pero su producción requiere mucha energía.
Objetivo del estudio:
- Revisar nuevos materiales cementicios con propiedades significativamente mejoradas.
- Explorar métodos para producir cemento avanzado y de alta resistencia.
- Para resaltar el potencial de las cerámicas químicamente unidas.
Principales métodos:
- Revisión de varias técnicas de producción para el cemento avanzado.
- Análisis de métodos que incluyen prensado en caliente y modificación química.
- Examen de la fabricación de materiales compuestos utilizando fibras y partículas.
- Investigación de la mezcla de alto corte con adiciones de polímeros.
Principales resultados:
- Los nuevos cementos, llamados cerámicas químicamente unidas, exhiben fortalezas de un orden de magnitud mayor que los cementos hidráulicos convencionales.
- Estos materiales de baja temperatura logran fortalezas comparables a las cerámicas tradicionales de alta temperatura.
- Se observaron mejoras significativas en la resistencia, dureza, durabilidad, impermeabilidad y resistencia a la abrasión.
- También se observaron propiedades eléctricas y acústicas mejoradas.
Conclusiones:
- Las cerámicas químicamente unidas representan un avance significativo en los materiales cementicios.
- Múltiples rutas de procesamiento permiten la creación de cementos de alto rendimiento.
- Estos materiales ofrecen una alternativa prometedora a la cerámica y el cemento tradicionales con aplicaciones más amplias.
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