| abstract |
In the barrier rib material, the filler powder comprises 10 mass% to 90 mass% silica powder, 10 mass% to 90 mass% alumina powder, and 0 mass% to 40 mass% titanium oxide powder. Silica powders comprise from 25% to 75% by mass of α-quartz powder and / or cristobalite powder, and from 25% to 75% by mass of quartz glass powder.n n n n Rib, silica, cristobalite, barrier, plasma |