Soft magnetic material
US4557769A · kind A · utility
5Cited by
2References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 16, 1984 |
| Grant date | Dec 10, 1985 |
| Priority date | — |
| Expiry date | Jul 16, 2004 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01F1/15316
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A soft magnetic material having a low coercive force and a high permeability without reduction in saturation magnetic flux density is composed of a Co-base Co-Hf-Ta amorphous alloy containing 1 to 5 atoms % Hf and 4 to 10 atoms % Ta. The amorphous alloy is prepared by sputtering, etc.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.