Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Post imaging process – finishing – or perfecting composition...
Reexamination Certificate
2005-09-20
2005-09-20
Chapman, Mark A. (Department: 1756)
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Post imaging process, finishing, or perfecting composition...
C430S108400, C430S108800, C430S137150
Reexamination Certificate
active
06946229
ABSTRACT:
A color toner which gives a suitable image gloss and has an excellent color reproducibility, which has sufficient anti-offset properties even when a release oil is not coated on a fixing roller or is coated in only a small amount, and which has excellent transfer properties, durability, and charge stability relative to humidity is disclosed. Also, an image-forming apparatus using the color toner and a toner container filled with the color toner are disclosed. The color toner comprises a continuous phase of a resin containing a urea-modified polyester resin; and a modified resin dispersed in the continuous phase, wherein the modified resin contains a release polymer portion containing a release polymer; and a modified portion containing a plurality of vinyl monomer units, the modified portion having an average ester group concentration of 8% by weight to 30% by weight.
REFERENCES:
patent: 6503676 (2003-01-01), Yamashita et al.
patent: 6593048 (2003-07-01), Sasaki et al.
patent: 6653037 (2003-11-01), Sawada et al.
patent: 6660443 (2003-12-01), Sugiyama et al.
patent: 6667141 (2003-12-01), Iwamoto et al.
Iwamoto Yasuaki
Koike Takayuki
Mochizuki Satoshi
Saito Takuya
Sugiyama Tsunemi
Chapman Mark A.
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
Ricoh & Company, Ltd.
LandOfFree
Toner for forming color image, image forming apparatus, and... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Toner for forming color image, image forming apparatus, and..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Toner for forming color image, image forming apparatus, and... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3408625