Electrostatic image developing toner and image forming method
US10585368B2 · kind B2 · utility
2Cited by
1References
4Claims
0Family size
Assignee
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Key dates
| Filing date | Nov 19, 2018 |
| Grant date | Mar 10, 2020 |
| Priority date | — |
| Expiry date | Nov 19, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G15/0865
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Provided is an electrostatic image developing toner containing toner mother particles having external additives on a surface of the mother particle, wherein the external additives contains calcium titanate particles having an average primary particle size in the range of 50 to 150 nm, and alumina particles; and an average primary particle size of the alumina particles is less than the average primary particle size of the calcium titanate particles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.