A NEEDLE CRYSTALLINE LITHIUM DISILICATE GLASS-CERAMICS HAVING EXCELLENT STAIN RESISTANCE AND A METHOD FOR MANUFACTURING THE SAME

摘要

In one embodiment of the present invention, in the crystallized glass comprising an oxide, a rare earth oxide and a colorant represented by the following formula, the content of the rare earth oxide in the crystallized glass is 1 to 15% by weight, the rare earth oxide is the crystallization A crystallized glass having a hydrophobicity by crystallization on the surface of a glass, and a method for manufacturing the same. expression A _x O _y In the above formula, A is at least one selected from the group consisting of Si, Li, P, Al, B and Zr, and x and y are each one of integers from 1 to 5 satisfying the above formula.