| abstract |
Composites useful, for example, in dental restorative procedures comprising a mixture of particulate ceramic hydroxylapatite and a polymerizable monomer or mixture of polymerizable monomers wherein said ceramic hydroxylapatite particles, prior to mixing and polymerizing with said polymerizable monomers, are coated first with a siliceous material and then with an organosilane and a process for preparation of the same. |