Developing roller, process cartridge, and electrophotographic apparatus
A developing roller including a mandrel, an elastic layer provided on the mandrel and containing a cured material of an addition curable-type dimethyl silicone rubber, and a surface layer containing a urethane resin that covers the circumferential surface of the elastic layer. The urethane resin has...
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Main Authors | , , , , |
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Format | Patent |
Language | English |
Published |
03.12.2013
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Subjects | |
Online Access | Get full text |
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Summary: | A developing roller including a mandrel, an elastic layer provided on the mandrel and containing a cured material of an addition curable-type dimethyl silicone rubber, and a surface layer containing a urethane resin that covers the circumferential surface of the elastic layer. The urethane resin has a structure represented by the following formula (1), and one or both structures selected from a structure represented by the following formula (2) and a structure represented by the following formula (3) between two adjacent urethane linkages. |
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Bibliography: | Application Number: US201213438580 |