Low-temperature cover glass frit and method of making a composite filler in a glass frit

摘要

A glass frit comprising: a glass powder; anda composite negative thermal expansion filler having a thermal expansion coefficient that can be adjusted by adjusting the levels of ingredients in the composite filler, wherein the composite filler is a composite filler resulting from a chemical reaction of a mixture Zirconium tungstate, silica, and at least one of cordierite and eukryptite at high temperature.