Patent ID: 9731532
Date: 2017-08-15
CPC Classifications: B41J,B41M

Claim:
1. An image decoloring apparatus, comprising: a conveyance path configured to convey a sheet on which an image is formed with a coloring agent that is decolored by heat; a first decoloring section configured to convey and heat the sheet nipped between a first heat roller and a first press roller which are arranged opposite to each other across the conveyance path; and a second decoloring section configured to be arranged at the downstream side of the first decoloring section on the conveyance path to include a second heat roller and a second press roller, which are arranged opposite to each other across the conveyance path and respectively reversed with respect to the first heat roller and the first press roller, wherein a diameter of the first heat roller and another diameter of the second heat roller are substantially equal, and a heat capacity of the first heat roller and another heat capacity of the second heat roller are different heat capacities.