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Presentation - Indian Institute of Technology Delhi

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Glass-ceramic seals for SOFC<br />

Silicate 35 - - 44 Bao 11 Cao 10<br />

The role <strong>of</strong> Alumina in glass-ceramic compositions<br />

Aluminosilicate 50 - 5 45 BaO -<br />

SiO 2 B 2 O 3 Al 2 O 3 BaO/SrO<br />

Li 2 O<br />

Borate 8 40 7 25 SrO - 20 La 2 O 3<br />

Borosilicate 33 3 - 40 BaO 10 CaO 14<br />

Boroaluminosilicate 33 17 10 35 BaO - 5 La 2 O 3<br />

CTI-1 74.4 - - 23 Li 2 O 1.7 K 2 O 0.8 P 2 O 5<br />

CTI-2 74.2 - 0.3 23 Li 2 O 1.7 K 2 O 0.8 P 2 O 5<br />

CTI-3 73.6 - 1.1 23 Li 2 O 1.7 K 2 O 0.8 P 2 O 5<br />

CTI-4 71.9 - 2.1 23 Li 2 O<br />

CaO/MgO Other<br />

0.8 P 2 O 5<br />

1.7 K 2 O<br />

Boroaluminosilicate<br />

(with alkali) 26.8 40.5 4 - 22.7 CaO 6 K 2 O

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