Advances in Materials Science and Engineering / 2011 / Article / Tab 2

Research Article

Crystallization Behavior and Microstructural Analysis of Lead-Rich ( 𝐏 𝐛 π‘₯ 𝐒 𝐫 1 βˆ’ π‘₯ ) T i O πŸ‘ Glass Ceramics Containing 1 mole % 𝐋 𝐚 𝟐 𝐎 πŸ‘

Table 2

Heat treatment schedules, glass ceramic codes, and crystalline phases of different lead-rich glass ceramic samples in the system [(PbxSr1-x)O TiO2]-[2SiO2 B2O3]-[BaO K2O]-[La2O3].

Glass codeGlass ceramic codeHeat treatment schedulesCrystalline phases
Heating rate (Β°C/min)Holding time (hrs)Holding temp (Β°C)

PTL5BPTL5B700T53700
PTL5B700S56700

9PL5B9PL5B597T53597
9PL5B635T53635
9PL5B700T53700
9PL5B700S56700

8PL5B8PL5B726T53726
8PL5B726S56726

7PL5B7PL5B686T53686
7PL5B739T53739
7PL5B739S56739

6PL5B6PL5B730T53730
6PL5B730S56730

5PL5B5PL5B806T53806
5PL5B806S56806

P: Perovskite titanate, PT: PbTi3O7, R: Rutile (TiO2), Pb: Pb2O4, Trace amount.