Patent Number: 8,218,990

Title: Image formation system, image formation method, and image quality improvement method twice heating and pressing a toner image on a recording material

Abstract: An image formation system includes an image forming apparatus for forming different color toner images on a recording material having a toner reception layer, a first heater for heating and pressing the toner image on the recording material, and a heater for heating and pressing the toner image on the recording material having been heated and pressed by the first heater. The first heater is operable so as to provide a granularity R of the toner image satisfying 0.5.ltoreq.R.ltoreq.4.0 and a glossiness G of the toner image satisfying 5.ltoreq.G.ltoreq.40, the second heater being operable so as to provide a granularity R of the toner image that is not more than 4.0 and a glossiness G of the toner image that is not less than 60.

Inventors: Toyohara; Yuichiro (Fujisawa, JP), Menjo; Takeshi (Abiko, JP), Ishiduka; Jiro (Moriya, JP), Omata; Haruhiko (Abiko, JP), Shiozawa; Motohide (Abiko, JP), Murayama; Tatsuomi (Toride, JP)

Assignee: Canon Kabushiki Kaisha

International Classification: G03G 15/20 (20060101)

Expiration Date: 2020-07-10 0:00:00