Toner for electrostatic image development, electrostatic image developer, and toner cartridge
US11550236B2 · kind B2 · utility
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1References
12Claims
0Family size
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Key dates
| Filing date | Jan 21, 2021 |
| Grant date | Jan 10, 2023 |
| Priority date | — |
| Expiry date | Aug 14, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/08797
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A toner for electrostatic image development contains toner particles containing a binder resin. The binder resin includes an amorphous resin and a crystalline resin. In the toner particles, a Net intensity of elemental Mg measured by X-ray fluorescence analysis is from 0.02 to 0.15 inclusive, and a Net intensity of elemental Cl measured by X-ray fluorescence analysis is from 0.02 to 0.60 inclusive.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.