The addition of TiO2 to SiO2 reduces the thermal expansion coefficient leading to ultra-low expansion glasses. These glasses are typically prepared by direct gas phase deposition or sol-gel methods, which are rather high in manufacturing cost or lead to extensive shrinkage during densification.
Origin
Soarland University, Germany
Journal Title
Icg Extended Abstracts Vol 2 2001 306-307
Sector
Special Glass
Class
S 2687