Developer carrying member, process cartridge, and electrophotographic apparatus
US10976684B2 · kind B2 · utility
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13Claims
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Key dates
| Filing date | Mar 4, 2020 |
| Grant date | Apr 13, 2021 |
| Priority date | — |
| Expiry date | Mar 4, 2040 |
Classification
- Technology area (CPC —)General
Abstract
Provided is a developer carrying member that enables stable formation of images of high quality even on recording paper having a high talc content. The developer carrying member includes a conductive base member and a surface layer, wherein the surface layer includes a urethane resin, and the urethane resin has a carbonate bond and a tertiary amine structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.