Cleaning sheet, cleaning method, and image forming apparatus

Electrophotography – Image formation – Fixing

Reexamination Certificate

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Reexamination Certificate

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06845225

ABSTRACT:
Provided is a cleaning sheet adapted to clean a surface of a heating roll in a fixing device, which causes a recording sheet bearing a toner image formed of a magnetic toner containing a magnetic material to pass through the fixing device under a state in which the recording sheet is in press contact with the surface of the heating roll having arranged thereon a contact component in contact with the surface of the heating roll and heated to a fixing temperature to rotate, to perform fixing of the toner image, including a synthetic resin sheet with a thickness of 100 μm or more, which is made of a thermoplastic resin with a melting point higher than the fixing temperature and Rockwell hardness of M60 or more or thermosetting resin with Rockwell hardness of M60 or more.

REFERENCES:
patent: 5138390 (1992-08-01), Miyabayashi et al.
patent: 5649130 (1997-07-01), Nakajima et al.
patent: 6094559 (2000-07-01), Otsuka et al.
patent: 2-160276 (1990-06-01), None
patent: A 5-158375 (1993-06-01), None
patent: B2 2651232 (1997-05-01), None
patent: B2 2671148 (1997-07-01), None

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