Developer compositions with coated carrier particles
US5162187A · kind A · utility
7Cited by
7References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 24, 1990 |
| Grant date | Nov 10, 1992 |
| Priority date | — |
| Expiry date | Aug 24, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2998
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A carrier composition comprised of a semiconductive ferrite core with a coating thereover comprised of a mixture of first and second polymers that are not in close proximity thereto in the triboelectric series.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.