Patent · US Active

Carrier, developer, supplemental developer, image forming apparatus, image forming method, and process cartridge

US10444651B2 · kind B2 · utility

0Cited by
1References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 5, 2018
Grant dateOct 15, 2019
Priority date
Expiry dateMar 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.