Nonmagnetic toner for forming full color images
US5905010A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Dec 1, 1997 |
| Grant date | May 18, 1999 |
| Priority date | — |
| Expiry date | Dec 1, 2017 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S430/104
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The nonmagnetic toner for forming full color images of the present invention comprises: PA1 a binder resin, a colorant and wax dispersed in the binder resin as wax particles; PA1 wherein the wax particles contained in the toner have a particle size distribution in which the wax particles having a particle size of 3 .mu.m or more are less than 3% by number, the wax particles having a particle size ranging from 2 .mu.m to less than 3 .mu.m are less than 12% by number, the wax particles having a particle size ranging from 1 .mu.m to less than 2 .mu.m are 5% to 30% by number, and the wax particles having a particle size of less than 1 .mu.m are 55% to 95% by number.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.