Carrier and electrophotographic developer using the carrier
US10036982B2 · kind B2 · utility
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7Claims
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Assignee
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Key dates
| Filing date | Jan 27, 2016 |
| Grant date | Jul 31, 2018 |
| Priority date | — |
| Expiry date | Jan 27, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03G9/1138
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An object of the present invention is to provide a carrier in which decrease in specific gravity is achieved and a volatile organic compound (VOC) is reduced and to provide an electrophotographic developer using the carrier. There is provided a carrier including a core material coated with a resin, the core material including a magnetic component and a nonmagnetic component, wherein the sum total of volatile organic compounds is 1 ppb or more and 1.5 ppm or less. There is also provided an electrophotographic developer using the carrier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.