Both-sided image forming method

Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...

Reexamination Certificate

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Details

C430S124310, C430S111350, C430S111400, C430S123540, C430S045100, C399S069000, C399S309000

Reexamination Certificate

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07914964

ABSTRACT:
An image forming method of forming images on both sides of a recording sheet; comprising the steps of: fixing a first toner image on a first surface a recording sheet; and fixing a second toner image on a second surface of the recording sheet; wherein in two-component developer includes toner particles each containing a binder resin having a glass transition temperature Tg° C. and a colorant and carrier particles in each on which magnetic powder is dispersed in a binder resin including a phenol formaldehyde obtained by a polymerization process, and the first toner image is fixed with first heat in such a way that the surface temperature of the first surface of the recording sheet is a temperature in a range of Tg° C. or more and lower than 100° C.

REFERENCES:
patent: 6137977 (2000-10-01), Okado et al.
patent: 7003251 (2006-02-01), Suzuki et al.
patent: 7344816 (2008-03-01), Matsumura et al.
patent: 7763407 (2010-07-01), Behnke et al.
patent: 2002/0141791 (2002-10-01), Rohde et al.
patent: 2008/0038654 (2008-02-01), Yamazaki et al.
patent: 2001201893 (2001-07-01), None
patent: 2002-214913 (2002-07-01), None
patent: 2005-338260 (2005-12-01), None
Japanese Office Action dated Oct. 19, 2010 and English language translation thereof.

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