Coated hard ferrite carrier particles
US5709975A · kind A · utility
16Cited by
7References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 23, 1996 |
| Grant date | Jan 20, 1998 |
| Priority date | — |
| Expiry date | Jul 23, 2016 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/1139
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
This invention provides an electrophotographic carrier comprising hard ferrite particles, said particles having a coating comprising a silicone resin and a colloidal silica.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.