Method for forming image

Electrophotography – Image formation – Combined or plural functions by single component

Reexamination Certificate

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Details

C399S150000

Reexamination Certificate

active

06879793

ABSTRACT:
To provide a method for forming images in which the image bearing member and the toner carrying member are arranged with a gap of 100 μm to 250 μm, and the equation (1) and equation (2) are satisfied. (1) 22≦(the frequency of the alternating current component of the alternating electric field/the peripheral speed of the toner carrying member)×the maximum electric field intensity at the time of developing≦1.20. (2) 8≦(the frequency of the alternating current component of the alternating electric field/the peripheral speed of toner carrying member)×(the fluidity index of Carr/the floodability index of Carr)≦50. According to the method for forming images of the present invention, it is possible to obtain a high quality image without generating fog and light shielding while attaining a uniform halftone with a high image density even over long-term.

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