Patent · US Expired

Toner for developing electrostatic images

US5912100A · kind A · utility

25Cited by
4References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 29, 1997
Grant dateJun 15, 1999
Priority date
Expiry dateJan 29, 2017

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03G9/0827
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A toner for developing an electrostatic latent image, including toner particles having an average surface roughness of at least 0.86, wherein the average surface roughness is an average of SF1 of respective toner particles, where SF1 is defined as follows: EQU SF1=Le/Ip wherein Le and Lp represent the length of the minimum envelope line and the peripheral length of each toner particle, respectively.

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