Electrophotographic dry toner
US5554478A · kind A · utility
38Cited by
10References
7Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jul 11, 1994 |
| Grant date | Sep 10, 1996 |
| Priority date | — |
| Expiry date | Jul 11, 2014 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/08753
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A dry toner for use in electrophotography including a coloring agent and a polyol resin serving as a binder resin, which has a main chain portion containing an epoxy resin moiety and an alkylene oxide moiety, and protected terminal portions bonded to the main chain portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.