abstract |
The present invention relates to a glass powder comprising a metal component capable of ionic bonding with a carboxyl group of the polycarboxylic acid in the presence of a polycarboxylic acid, water and water, wherein the glass powder has at least a part of the surface thereof coated with a polymer material The present invention relates to a dental glass ionomer cement composition, and more particularly, to a dental glass ionomer obtained by the present invention, which can ensure a sufficient working time to a dental ionomer according to the prior art, There are advantages. |