Electrostatic image developing toner, electrostatic image developer, and toner cartridge
US11829103B2 · kind B2 · utility
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2References
14Claims
0Family size
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Key dates
| Filing date | Jan 14, 2021 |
| Grant date | Nov 28, 2023 |
| Priority date | — |
| Expiry date | Sep 6, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G2215/0614
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An electrostatic image developing toner includes an amorphous polyester resin and a crystalline polyester resin, wherein a Net intensity NNa of a Na element and a Net intensity NCl of a Cl element, the Net intensities NNa and NCl being determined by X-ray fluorescence analysis, satisfy 2.5≤NCl/NNa≤260.0.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.