Electroconductive low thermal expansion ceramic sintered body
US6953538B2 · kind B2 · utility
2Cited by
5References
4Claims
0Family size
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Key dates
| Filing date | Jun 4, 2001 |
| Grant date | Oct 11, 2005 |
| Priority date | — |
| Expiry date | Feb 18, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2235/9607
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
An electroconductive low thermal expansion ceramic sintered body is disclosed which containing a β-eucryptite phase in a quantity of not less than 75 vol. % and not more than 99 vol. % and having an absolute value of thermal expansion coefficient of not more than 1.0×10−7/K at a temperature of 0° C. to 50° C., a volumetric specific resistance of not more than 1.0×107 Ω·cm, and a specific rigidity of not less than 40 GPa/g/cm3.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.