| abstract |
Aimed to reduce or eliminate limitations of known compositions and methods due to polymer chemistry and to reduce production costs, allowing use in a variety of chromatography systems and applications To. A precursor material comprising silicon, a Group III metal, a Group IVA metal, and / or a Group IVB metal can be prepared by curing, calcining, and / or pyrolyzing an amorphous ( (Or amorphous) non-glassy ceramic composition. [Selection figure] None |