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US 12,497,301 B2Granted
Heat-resistant member
AssigneeKYOCERA Corporation
InventorsKentaro Kikuchi, Takahiro Ueno, Satoshi Toyoda
Life of this patent
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Abstract
A heat-resistant member (1) according to the present disclosure contains alumina as a main component, and magnesium aluminate and boron. The content percentage of the magnesium aluminate at the surface is higher than the content percentage of the magnesium aluminate in a surface layer section located directly below the surface.
Claims15
A heat-resistant member comprising:
- alumina as a main component;
- magnesium aluminate;
- and
- boron,
- wherein
- a content percentage of the magnesium aluminate at a surface is higher than a content percentage of the magnesium aluminate in a surface layer section located directly below the surface.
3 more elements
A heat-resistant member comprising:
- alumina as a main component;
- magnesium aluminate;
- and
- boron,
- wherein
- a content percentage of the magnesium aluminate in a surface layer section including a surface is higher than a content percentage of the magnesium aluminate at an inner portion deeper than the surface layer section in a depth direction from the surface.
3 more elements
Dependencies are inferred from the claim text.