Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge
US12282292B2 · kind B2 · utility
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13Claims
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Key dates
| Filing date | Jan 13, 2022 |
| Grant date | Apr 22, 2025 |
| Priority date | — |
| Expiry date | Nov 6, 2043 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/0822
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An electrostatic charge image developing toner includes a toner particle containing a binder resin, a release agent, a divalent metal, and a trivalent metal, in which the release agent has a domain diameter of 0.5 μm or greater and 1.5 μm or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.