Electrophotographic toner, method for producing toner, developer and image forming apparatus containing toner
US8728703B2 · kind B2 · utility
1Cited by
2References
1Claims
0Family size
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Key dates
| Filing date | Jul 2, 2012 |
| Grant date | May 20, 2014 |
| Priority date | — |
| Expiry date | Jul 2, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/08791
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An electrophotographic toner obtained from a dispersion or emulsion liquid of an oil phase containing a toner material in an aqueous medium, the toner including: a binder resin, wherein the toner material includes: (A) an epoxy resin prepolymer; (B) an adduct of a dihydric phenol with a polyalkylene oxide; (C) a phenolic compound, or an alcohol compound, or both thereof; and (D) a carboxylic acid compound, and wherein the binder resin includes a resin obtained by allowing the (A), the (B), the (C) and the (D) to react with each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.