And boron
Subclass of:
501 - Compositions: ceramic
501001000 - CERAMIC COMPOSITIONS
501011000 - Glass compositions, compositions containing glass other than those wherein glass is a bonding agent, or glass batch forming compositions
501053000 - Silica containing
501055000 - 40 percent - 90 percent by weight silica
Patent class list (only not empty are listed)
Deeper subclasses:
| Class / Patent application number | Description | Number of patent applications / Date published |
|---|---|---|
| 501066000 | And aluminum | 89 |
| Entries | ||
| Document | Title | Date |
|---|---|---|
| 20090203513 | Glass member for optical parts and glass composition used therefor - There is provided a glass member for optical parts that represents a greater absolute value |Δn| of refractive index difference Δn of visual light between base glass and heterogeneous phase region. In the glass member for optical parts, the heterogeneous phase region distinguishable by a different refractive index is formed at an intended location inside a glass by focused irradiation of a pulsed laser. When a multicomponent optical glass of SiO | 08-13-2009 |
| 20100069222 | GLASS COMPOSITION FOR LOW TEMPERATURE SINTERING, GLASS FRIT, DIELECTRIC COMPOSITION AND MULTILAYER CERAMIC CAPACITOR USING THE SAME - The invention relates to a glass composition and a glass frit adequate for low temperature sintering agent at 1,100° C. or less, and a dielectric composition and a multilayer ceramic capacitor using the same. The glass composition comprises aLi | 03-18-2010 |
| 20130210603 | GLASS POWDER AND METHOD OF MANUFACTURING THE SAME - Provided are a glass powder represented as aLi | 08-15-2013 |