Carrier, developer, supplemental developer, image forming apparatus, image forming method, and process cartridge
US10444651B2 · kind B2 · utility
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1References
11Claims
0Family size
Assignee
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Key dates
| Filing date | Mar 5, 2018 |
| Grant date | Oct 15, 2019 |
| Priority date | — |
| Expiry date | Mar 5, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/556
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A carrier is provided including a core particle and a resin layer coating the surface of the core particle. The resin layer includes fine metal particles, and a detected metal element amount A obtained by X-ray photoelectron spectrometry of the surface of the carrier is in a range of 4.0 atomic %≤A≤20.0 atomic % and an average major-axis length B of the fine metal particle exposing from the resin layer is in a range of 100 nm≤B≤800 nm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.