Abstract
Zirconium oxide nanoparticles having at least some surface acid sites functionalized with a silanating agent and at least some surface acid sites finctionalized with zirconate or a zircoaluminate. The nanoparticles are useful in composites comprising photopolymerizable alkene matrix monomers, and are primarily suitable for dental and medical restoration.
Patent Number
6,194,481
Date Of Issue
Inventors
Benjamin R. Furman; Stephen T. Wellinghoff; Henry R. Rawls; Hong Dixon; Barry K. Norling