Patent ID: 8231961

Claim:
A low temperature co-firable ceramic material comprising: a SiO 2 —BaO—Al 2 O 3 -based primary component; and as secondary components, 0.044 to 0.077 parts by weight of iron in terms of Fe 2 O 3 and 0.30 to 0.55 parts by weight of zirconium in terms of ZrO 2 relative to 100 parts by weight of the SiO 2 —BaO—Al 2 O 3 -based primary component; wherein the SiO 2 —BaO—Al 2 O 3 -based primary component includes 47% to 60% by weight of SiO 2 , 20% to 42% by weight of BaO, and 5% to 30% by weight of Al 2 O 3 .