EP 2068199 B1 20150812 - Image forming apparatus, toner, and process cartridge
Title (en)
Image forming apparatus, toner, and process cartridge
Title (de)
Bilderzeugungsvorrichtung, Toner und Prozesskartusche
Title (fr)
Appareil de formation d'images, toner et cartouche de traitement
Publication
Application
Priority
EP 07122245 A 20071204
Abstract (en)
[origin: EP2068199A1] An image forming apparatus including a fixing device to fix a toner image on a recording medium including a heat roller and an oil applicator to apply a silicone oil to the heat roller, having a system speed of from 500 to 1700 mm/sec, and using a toner including a binder resin including a crystalline polyester resin and an amorphous polyester resin; a fatty acid amide compound; and a colorant, wherein the ratio (W/R) of the height (W) of a peak at a wavenumber of 1638 cm -1 specific for the fatty acid amide compound, to the height (R) of a peak at a wavenumber of 829 cm -1 , specific for the amorphous polyester resin, is from 0.010 to 0.040 in an absorption spectrum obtained by an ATR method (total reflectance method) using a Courier transformation infrared (FT-IR) spectrophotometer.
IPC 8 full level
G03G 9/087 (2006.01); G03G 9/097 (2006.01)
CPC (source: EP)
G03G 9/08755 (2013.01); G03G 9/08782 (2013.01); G03G 9/08795 (2013.01); G03G 9/08797 (2013.01); G03G 15/2025 (2013.01)
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
DOCDB simple family (application)
EP 07122245 A 20071204