Method for erasing image
AssigneeToshiba Tec Kabushiki Kaisha
InventorsTakayasu Aoki, Koji Imamiya, Katsunori Mizuta
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Abstract
According to one embodiment, a method for erasing an image includes erasing an image formed using a toner containing at least a binder resin, an electron donating color developable agent, and an electron accepting color developing agent by heating for 10 seconds or less. A color difference ΔE between a region where the image is erased and a paper is 5 or less.
Claims5
A method for erasing an image formed on a recording material by developing, transferring, and fixing by using an erasable developing agent containing a binder resin and a microencapsulated color material containing an electron donating color developable agent, an electron accepting color developing agent, and a temperature control agent, wherein
- an amount of a toner adhering to the image is from 0.50 mg/cm2 to 0.75 mg/cm2, and the image is decolorized by heating the recording material having the image formed thereon using the developing agent at a temperature not lower than the fixing temperature of the developing agent for 10 seconds or less.
Dependencies are inferred from the claim text.