Aluminum nitride sintered body
US4698320A · kind A · utility
15Cited by
5References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 30, 1985 |
| Grant date | Oct 6, 1987 |
| Priority date | — |
| Expiry date | Jan 30, 2005 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B35/581
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
An aluminum nitride sintered body prepared by a process comprising adding to a principal component of aluminum nitride an additional component of at least one of fluorides of alkaline earth metals selected from the group consisting of calcium (Ca), strontium (Sr) and barium (Ba) or at least one of fluorides of rare earth elements added in an amount of 0.01 to 20% by weight, followed by sintering.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.