Patent · US Active

Toner for developing electrostatic charge image, electrostatic charge image developer, toner cartridge, process cartridge, image forming apparatus, and image forming method

US11675284B2 · kind B2 · utility

0Cited by
1References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 8, 2021
Grant dateJun 13, 2023
Priority date
Expiry dateJan 8, 2041

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G15/0865
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A toner for developing an electrostatic charge image contains toner particles containing at least one binder resin; the Mg element in an amount such that the net intensity of x-ray fluorescence from the Mg element in the toner is 0.10 kcps or more and 1.20 kcps or less; and at least one external additive including particles of a metal salt of a fatty acid.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.