Image forming method, toner and image forming apparatus
US8748071B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 19, 2008 |
| Grant date | Jun 10, 2014 |
| Priority date | — |
| Expiry date | Jul 9, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/0879
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
To provide an image forming method including conveying a toner by means of a toner supply device that supplies the toner from inside a toner housing container into a developer housing section of a developing device with the use of a screw pump, and forming an image on a recording medium by developing a latent image on a latent image bearing member to form a toner image with the use of a developer and by transferring the toner image to the recording medium by means of a transfer device, wherein the toner is formed by adding small particle size silica to toner base particles, and wherein when A represents the average degree of circularity of the toner, and B, expressed as percent by mass, represents the amount of the small particle size silica relative to the mass of the toner base particles, the expression −18A+17.92≦B≦−34A+33.96 is satisfied.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.