Carrier, developer, image forming apparatus, developer stored unit, and image forming method
US10234783B2 · kind B2 · utility
0Cited by
23References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 28, 2016 |
| Grant date | Mar 19, 2019 |
| Priority date | — |
| Expiry date | Apr 28, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/1137
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A carrier including a resin layer including at least one kind of particles, wherein the at least one kind of the particles are particles of barium sulfate, wherein an amount of Ba detected is 0.3 atomic % or greater in a Ba analysis through X-ray photoelectron spectroscopy (XPS) of the carrier, and wherein circle-equivalent diameters of the particles of the barium sulfate are 400 nm or greater but 900 nm or smaller.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.