Ferrite carrier for electrophotographic developer and developer containing the carrier
US5595850A · kind A · utility
26Cited by
3References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 28, 1995 |
| Grant date | Jan 21, 1997 |
| Priority date | — |
| Expiry date | Jun 28, 2015 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/113
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A ferrite carrier for electrophotographic developers which comprises a Mn-Mg ferrite having the general formula EQU (MnO).sub.x (MgO).sub.y (Fe.sub.2 O.sub.3).sub.z wherein x+y+z=100 mol % and SrO is substituted for a part of MnO, MgO and/or Fe.sub.2 O.sub.3.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.