| http://www.w3.org/ns/prov#value | - Therefore, the toner tends to be chargednegatively.When a layer of a two component developer including a toner to be charged negatively is formed on a developing roller on the surface of which is coated with a resin including one or more carbon atoms and one or more nitrogen atoms, wherein theratio of the carbon atoms to the nitrogen atoms is not greater than 100/1 by number, the developing roller
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