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US 7,226,673 B2Granted
Integrated sintered bodies and a method of producing the same
AssigneeNGK Insulators, Ltd.
InventorsHirotake Yamada, Tsutomu Naito
Life of this patent
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Abstract
An integrated sintered body is provided having at least a first phase and a second phase. The first phase includes alumina as a main component, and the alumina contains a total amount of 12 weight percent or more and 50 weight percent or less of one or more of stabilized zirconia and partially stabilized zirconia. The second phase contains yttrium-aluminum garnet as a main component.
Claims5
A sintered body comprising:
- at least a first phase comprising alumina as a main component, the alumina comprising at least one of stabilized zirconia and partially stabilized zirconia in a total amount of at least 12 wt % to 50 wt % or less;
- and
- at least a second phase laminated with said first phase, said second phase comprising a yttrium-aluminum garnet as a main component;
- wherein a thickness of said first phase is larger than a thickness of said second phase.
1 more element
Dependencies are inferred from the claim text.