Composition for thermister
US6063311A · kind A · utility
4Cited by
0References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 9, 1999 |
| Grant date | May 16, 2000 |
| Priority date | — |
| Expiry date | Aug 9, 2019 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2235/3281
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Adding cobalt oxide 0.01 to 20 wt %, copper oxide 5 to 20 wt %, iron oxide 0.01 to 20 wt % and zirconium oxide 0.01 to 5.0 wt % to metallic oxides composed of in total 100 mol % in the percent of metals only where manganese is 50 to 90 mol % and nickel is 10 to 50 mol %.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.