Patent ID: 8428478
Filing Date: 2013-04-23
Classification: G03G

Abstract:
1. An image forming apparatus comprising: a placing portion where a recording material is placed; obtaining means for obtaining information as to whether or not the recording material has already been subjected to image formation before the recording material is placed to said placing portion; image forming means for forming a transparent toner image on a recording material with transparent toner containing a parting agent; fixing means for fixing on the recording material the transparent toner image formed by said image forming means; selecting means for selecting a mode to be executed from a first image forming mode in which the transparent toner image is partly formed in an image formable area on a surface of the recording material by said image forming means and a second image forming mode in which the transparent toner image is formed so that a whole surface of the recording material is coated in the image formable area with the transparent toner by said image forming means; and control means for controlling execution of a mode so that execution of the first image forming mode and execution of the second image forming mode are permitted when the information indicates that the recording material has not been subjected to image formation before the recording material is placed to said placing portion and so that execution of the second image forming mode is permitted but execution of the first image forming mode is forbidden when the information indicates that the recording material has already been subjected to image formation before the recording material is placed to said placing portion.