Magnetic seed layer used with an unbalanced soft underlayer
US9431045B1 · kind B1 · utility
1Cited by
243References
19Claims
0Family size
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Key dates
| Filing date | Apr 24, 2015 |
| Grant date | Aug 30, 2016 |
| Priority date | — |
| Expiry date | Apr 24, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG11B5/7379
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A magnetic media is described including a substrate, an unbalanced soft under layer (SUL), a magnetic seed layer, which may consist of one or more of NiWxCoy, NiWxCoyAlz, NiVaCob, NiVaCobAlc, NiWxVaCob, and NiWxVaFeb, and a magnetic recording layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.